CN206002325U - A kind of ramp abs braking testing stand - Google Patents
A kind of ramp abs braking testing stand Download PDFInfo
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- CN206002325U CN206002325U CN201621073059.4U CN201621073059U CN206002325U CN 206002325 U CN206002325 U CN 206002325U CN 201621073059 U CN201621073059 U CN 201621073059U CN 206002325 U CN206002325 U CN 206002325U
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- abs braking
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Abstract
This utility model discloses a kind of ramp abs braking testing stand, and this testing stand includes front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices, revolver after abs braking assembly of devices, cylinder group housing cap, cylinder group frame, lifting hydraulic cylinder, frame support base, frame lifting push rod and stand；Front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices are identical with the structure of revolver after abs braking assembly of devices, four with the axis of cylinder group frame as symmetrical centre, is symmetrically separately mounted on four angles of cylinder group frame.This utility model can accurately detect multiple in the case of the braking effect braked on ramp of vehicle ABS, have more significant scientific research value, Teaching Value, in addition this utility model also has structure advantage simple, easy and simple to handle.
Description
Technical field
This utility model is related to automobile detection field, particularly to a kind of examination of vehicle abs braking efficiency on detection ramp
Test platform.
Background technology
In automobile detection field, the detection of foreign vehicle abs braking efficiency adopts the examination of road mostly, and the method has expense and holds high
Expensive, the low problem of cycle length, precision.China also have now some ABS test equipments adopt ordinary flat formula brake tester or
Person's inertia roll testing stand.But this several testing stand can only carry out the vehicle ABS braking performance test in flat road surface.And vehicle is on mound
When travelling on the roads such as mound area, sky way, that is, vehicle ABS in up-ramp, down ramp, ramp brakeing during cornereing plays
Efficiency also have to be detected.Limited according to current China road conditions, the ramp angles that common vehicle can reach are about 0-30 °, different
The vehicle efficiency that ABS plays on the ramp of different gradient is also had nothing in common with each other, Ackermann steer angle, each wheel abs braking effect
Also difference.And prior art does not possess detection function under above-mentioned condition it is impossible to car to braking in different gradient
ABS performance is effectively detected, does not have due detection role of evaluation.So, existed by changing gantry angle simulation
On the ramp of different angles, ABS is the major issue that detection industry needs to solve to the braking affect that each is taken turns.
Utility model content
The technical problem that this utility model intends to solve is：For overcoming the shortcomings of above-mentioned existing Detecting data, provide one kind
The abs braking testing stand of variable ramp angles.This device can apply to automotive check, teaching and scientific experimentss, has more significant
Significance of scientific research.
This utility model solve described technical problem technical scheme be：A kind of stand ramp angles of adjusting of design
Abs braking testing stand, in the case of not affecting vehicle detection, ensures that during grade braking, frictional force is to whole test as far as possible
Impact.This testing stand includes front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking dress
Put assembly, revolver after abs braking assembly of devices, cylinder group housing cap, cylinder group frame, lifting hydraulic cylinder, frame support base, machine
Frame lifting push rod and stand.Front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking dress
Put that assembly is identical with the structure of revolver after abs braking assembly of devices, four with the axis of cylinder group frame in symmetrical
The heart, is symmetrically separately mounted on four angles of cylinder group frame.
The front end of described cylinder group frame lifts push rod by frame and is fixed on stand front end, and the other end is connectionless to be overlapped on
Stand rear end.Described cylinder group frame is connected by lifting hydraulic cylinder with stand, lifting hydraulic cylinder front end and cylinder group frame bullet
Property connect, rear end is hinged with stand.Frame support base is fixedly connected on stand base plate, and cylinder group frame is played a supportive role.
Front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices, after
Revolver abs braking assembly of devices is respectively connected with measurement and control unit, and lifting hydraulic cylinder front end and frame lifting push rod are also respectively solely
Vertical access measurement and control unit, monitoring means control and monitor the situation of four abs braking assembly of devices, and by controlling lifting hydraulic pressure
Cylinder and frame lifting push rod adjusting the gradient of cylinder group frame, to adapt to vehicle ABS systematic function under the conditions of different gradient
Test and detection.
Described monitor station controls attachment coefficient by torque controller control break, in braking procedure, by detecting major-minor
Drum rotation speed sensor and the information of auxiliary cylinder group selection of speed device rotating speed, reflection speed and each wheel wheel speed and situation of change,
Realize the test to vehicle ABS systematic function and detection.
Compared with prior art, the beneficial effects of the utility model are：Cylinder group frame is pushed away by frame lifting with stand
Bar and lifting hydraulic cylinder connection, adjust different gantry angle by measurement and control unit, vehicle ABS can be detected respectively on different slopes
The braking ability of degree.Testing stand cylinder group passes through master rotor and auxiliary cylinder group approximate simulation smooth-riding surface, is turned by auxiliary cylinder group
Fast selector, selects rotating speed maximum auxiliary cylinder, simulated roadway translational kinetic energy.This utility model can accurately detect multiple situations
The braking effect that lower vehicle ABS is braked on ramp, has more significant scientific research value, Teaching Value, and in addition this utility model is also
Have the advantages that structure is simple, easy and simple to handle.
Brief description
Fig. 1 is overall structure left view schematic diagram (wherein, 5, the cylinder group housing cap of this utility model testing stand；6th, cylinder
Group frame；7th, lifting hydraulic cylinder；8th, frame support base；9th, frame lifting push rod；10th, stand).
Fig. 2 is cylinder group frame schematic front view (wherein, 1, front revolver abs braking assembly of devices；2nd, front right wheel ABS system
Dynamic assembly of devices；3rd, rear right wheel abs braking assembly of devices；4th, revolver after abs braking assembly of devices).
Fig. 3 is that (side plate of front left cylinder frame 1-O goes this utility model single abs braking assembly of devices structural representation
Fall).
Fig. 4 be this utility model single abs braking assembly of devices structural representation (in the past as a example revolver abs braking device,
Front right wheel, rear right wheel, revolver after abs braking assay device assembly are in the same manner).
Specific embodiment
With reference to embodiment and its accompanying drawing, this utility model method is described further.
This utility model provides a kind of ramp abs braking testing stand (abbreviation testing stand, referring to Fig. 1～4).This testing stand bag
Include front revolver abs braking assembly of devices 1, front right wheel abs braking assembly of devices 2, rear right wheel abs braking assembly of devices 3, revolver after
Abs braking assembly of devices 4, cylinder group housing cap 5, cylinder group frame 6, lifting hydraulic cylinder 7, frame support base 8, frame lifting push away
Bar 9 and stand 10.Front revolver abs braking assembly of devices 1, front right wheel abs braking assembly of devices 2, rear right wheel abs braking device are total
Become 3 identical with the structure of revolver after abs braking assembly of devices 4, four with the axis of cylinder group frame 6 be symmetrically in
The heart, is symmetrically separately mounted on four angles of cylinder group frame 6.
The front end of described cylinder group frame 6 lifts push rod 9 by frame and is fixed on stand 10 front end, and the other end is connectionless to be taken
It is connected on stand 10 rear end.Described cylinder group frame 6 is connected by lifting hydraulic cylinder 7 with stand 10, lifting hydraulic cylinder 7 front end and rolling
Cylinder group frame 6 elastic connection, rear end is hinged with stand 10.Frame support base 8 is fixedly connected on stand 10 base plate, to cylinder group
Frame 6 plays a supportive role.
Front revolver abs braking assembly of devices 1, front right wheel abs braking assembly of devices 2, rear right wheel abs braking assembly of devices 3,
Revolver after abs braking assembly of devices 4 is respectively connected with measurement and control unit, and lifting hydraulic cylinder 7 front end and frame lifting push rod 9 also divide
Independent access measurement and control unit, monitoring means control and monitor the situation of four abs braking assembly of devices, and are lifted by control
Hydraulic cylinder 7 and frame lifting push rod 9 adjusting the gradient of cylinder group frame 6, to adapt to vehicle ABS system under the conditions of different gradient
The test of performance and detection.
The structure of four abs braking assembly of devices of detailed description as a example revolver abs braking assembly of devices 1 before below, four
The structure of individual abs braking assembly of devices is identical.
Described front revolver abs braking assembly of devices 1 includes front left master rotor 1-A, front left auxiliary cylinder 1-B, front left auxiliary cylinder
Axle 1-C, front left auxiliary cylinder belt wheel 1-D, front left auxiliary cylinder speed probe 1-E, front left auxiliary cylinder tightening belt 1-F, front left secondary
Drum rotation speed selector 1-G, front left auxiliary cylinder rotating speed receptor 1-H, front left flywheel group 1-I, front left flywheel shaft 1-J, front left become
Fast device 1-K, front left power transmission shaft 1-L, front left torque controller 1-M, front left master rotor rotational speed governor 1-N, front left cylinder frame 1-
O.Described front revolver master rotor 1-A is connected with the outfan of front left torque controller 1-M by front left power transmission shaft 1-L, and front left is turned round
The input of square controller 1-M is rigidly connected with front left variator 1-K, and front left flywheel shaft 1-J connects front left variator 1-K and front
Left flywheel group 1-I, front left master rotor rotational speed governor 1-N is arranged on front left power transmission shaft 1-L.
Front left master rotor 1-A, front left auxiliary cylinder 1-B are arranged on front left cylinder frame 1-O.Described front left auxiliary cylinder 1-B
Including four identical auxiliary cylinders placed side by side, each front left auxiliary cylinder 1-B passes through a front left auxiliary roller axis 1-C and installs
On front left cylinder frame 1-O, each front left auxiliary roller axis 1-C positioned at outside front left cylinder frame 1-O partly on be respectively mounted
A front left auxiliary cylinder belt wheel 1-D, front left auxiliary cylinder tightening belt 1-F is had to be sleeved on four front left auxiliary cylinder belt wheel 1-D.Often
Being provided with the outer face of one end of front left auxiliary cylinder belt wheel 1-D of individual front left auxiliary roller axis 1-C is provided with a front left secondary rolling
Cylinder speed probe 1-E.
Front left auxiliary cylinder rotating speed receptor 1-H is arranged in cylinder group frame 6, and makes itself and front left auxiliary cylinder revolution speed sensing
The highly consistent, position of device 1-E is with respect in order to receive tach signal.Front left auxiliary cylinder rotating speed receptor 1-H and front left secondary rolling
Cylinder selection of speed device 1-G connects.
Preferably, the quantity of front left auxiliary cylinder rotating speed receptor 1-H is four, corresponds to four front left auxiliary cylinder rotating speeds respectively
Sensor 1-E, four front left auxiliary cylinder rotating speed receptor 1-H are connected with front left auxiliary cylinder selection of speed device 1-G respectively.
Front left auxiliary cylinder selection of speed device 1-G, front left auxiliary cylinder rotating speed receptor 1-H, front left variator 1-K, front left are turned round
Square controller 1-M, front left master rotor rotational speed governor 1-N are all connected with monitoring means.
Referring to Fig. 1, frame support base 8 is fixedly connected on stand 10 base plate, and cylinder group frame 6 is played a supportive role.?
When carrying out vehicle abs braking testing inspection on common level road, the front end of cylinder group frame 6 lifts push rod 9 by frame and fixes, separately
One end is connectionless to be overlapped on stand 10 rear end.Cylinder group frame 6 is connected by lifting hydraulic cylinder 7 with stand 10, is carrying out slope road
During abs braking inspection, measurement and control unit controls lifting hydraulic cylinder 7 front end and frame lifting push rod 9, and cylinder group frame 6 is lifted to
Required angle.
Torque controller adopts magnetic powder brake, changes the torsion of transmission by changing the electric current of magnetic powder brake magnetizing coil
Square size, realizes the change of attachment coefficient.
Each master rotor rotating speed controls sensor 1-N individually to be monitored by measurement and control unit, plays input, control to the rotating speed of master rotor
The effect of system.Auxiliary cylinder speed probe 1-E, auxiliary cylinder rotating speed receptor 1-H, receive respectively and calculate turning of four auxiliary cylinders
Speed, and be connected with auxiliary cylinder selection of speed device 1-G, calculate and select the maximum auxiliary cylinder of rotating speed, participate in total measurement and control unit
Detection and calculating.Lifting hydraulic cylinder 7 front end and frame lifting push rod 9 independently access measurement and control unit, to control ABS in braking
The gradient of different angles during test.When the gradient is 0, (during the test of level road abs braking) lifting hydraulic cylinder 7 front end and frame are lifted
Rise push rod 9 and keep initial value position, the automobile cylinder group frame 6 of different wheel footpaths can be coordinated to lie on stand 10, so that vehicle
Enter and exit testing stand.
Test process on this testing stand for the vehicle is：After automobile reaches bed stand, angle needed for controlling stand to rise
Degree, low cruise, to ajust wheel, makes wheel contact with corresponding cylinder group in front and back, fixing vehicle body is in case scurry out.Start to survey
During examination, it is the control electric current of torque controller according to the attachment coefficient that test requirements document sets each wheel, driver actuation, wheel
Drive cylinder rotation, cylinder group drives flywheel to rotate to simulate vehicle body kinetic energy by torque controller, flywheel shaft, and flywheel shaft passes through
Variator and master rotor are realized being mutually in step.When vehicle further accelerates 40km/h speed, Ran Houbian with the 5km/h speed operation several seconds
Fast device is hung neutral gear and is slided, after sliding can brake hard until speed be zero.By speed and the master of flywheel shaft in test process
The attachment to calculate vehicle for the change of the maximum in the speed of speed probe on cylinder, and auxiliary cylinder selection of speed sensor
Coefficient utilization rate, is evaluated to the ABS system performance of vehicle relative to the slip rate on ground with vehicle.
This utility model can extensively apply the teaching of ABS research and development, Vehicle inspection and vehicle relevant speciality, can by detection
Exclude the potential safety hazard of vehicle, and vehicle obtains braking ability under different road conditions, improves the driving safety of vehicle.
This utility model is not addressed part and is applied to prior art.
Claims (4)
1. a kind of ramp abs braking testing stand is it is characterised in that this testing stand includes front revolver abs braking assembly of devices, front right
Wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices, revolver after abs braking assembly of devices, cylinder group housing cap, rolling
Cylinder group frame, lifting hydraulic cylinder, frame support base, frame lifting push rod and stand；Front revolver abs braking assembly of devices, front right
Wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices are identical with the structure of revolver after abs braking assembly of devices,
Four with the axis of cylinder group frame as symmetrical centre, is symmetrically separately mounted on four angles of cylinder group frame；
The front end of described cylinder group frame lifts push rod by frame and is fixed on stand front end, and the other end is connectionless to be overlapped on stand
Rear end；Described cylinder group frame is connected by lifting hydraulic cylinder with stand, and lifting hydraulic cylinder front end is with cylinder group frame elasticity even
Connect, rear end is hinged with stand；Frame support base is fixedly connected on stand base plate, and cylinder group frame is played a supportive role；
Front revolver abs braking assembly of devices, front right wheel abs braking assembly of devices, rear right wheel abs braking assembly of devices, revolver after
Abs braking assembly of devices is respectively connected with measurement and control unit, and lifting hydraulic cylinder front end and frame lifting push rod also independently connect
Enter measurement and control unit, monitoring means control and monitor the situation of four abs braking assembly of devices, and by control lifting hydraulic cylinder and
Frame lifting push rod adjusting the gradient of cylinder group frame, to adapt to the test of vehicle ABS systematic function under the conditions of different gradient
With detection.
2. a kind of ramp abs braking testing stand according to claim 1 is it is characterised in that described front revolver abs braking fills
Put assembly and include front left master rotor, front left auxiliary cylinder, front left auxiliary roller axis, front left auxiliary cylinder belt wheel, front left auxiliary cylinder rotating speed biography
Sensor, front left auxiliary cylinder tightening belt, front left auxiliary cylinder selection of speed device, front left auxiliary cylinder rotating speed receptor, front left flywheel group,
Front left flywheel shaft, front left variator, front left power transmission shaft, front left torque controller, front left master rotor rotational speed governor, front left cylinder
Frame；Described front revolver master rotor is connected with the outfan of front left torque controller by front left power transmission shaft, front left torque controller
Input rigidly connected with front left variator, front left flywheel shaft connects front left variator and front left flywheel group, front left master rotor
Rotational speed governor is arranged on front left power transmission shaft；
Front left master rotor, front left auxiliary cylinder are arranged on front left cylinder frame；Described front left auxiliary cylinder include four placed side by side
Identical auxiliary cylinder, each front left auxiliary cylinder is arranged on front left cylinder frame by front left auxiliary roller axis, each
Front left auxiliary roller axis positioned at outside front left cylinder frame partly on be mounted on a front left auxiliary cylinder belt wheel, front left auxiliary cylinder
Tightening belt is sleeved on four front left auxiliary cylinder belt wheels；Each front left auxiliary roller axis be provided with the one of front left auxiliary cylinder belt wheel
It is provided with a front left auxiliary cylinder speed probe on the outer face at end；
Front left auxiliary cylinder rotating speed receptor is arranged in cylinder group frame, and makes the height of itself and front left auxiliary cylinder speed probe
Unanimously, position is relative, in order to receive tach signal；Front left auxiliary cylinder rotating speed receptor is with front left auxiliary cylinder selection of speed device even
Connect；
Front left auxiliary cylinder selection of speed device, front left auxiliary cylinder rotating speed receptor, front left variator, front left torque controller, front left
Master rotor rotational speed governor is all connected with monitoring means.
3. a kind of ramp abs braking testing stand according to claim 2 is it is characterised in that described front left auxiliary cylinder rotating speed
The quantity of receptor is four, corresponds to four front left auxiliary cylinder speed probes, four front left auxiliary cylinder rotating speed receptors respectively
It is connected with front left auxiliary cylinder selection of speed device respectively.
4. a kind of ramp abs braking testing stand according to claim 2 is it is characterised in that described front left torque controller
Using magnetic powder brake, change the torque of transmission by changing the electric current of magnetic powder brake magnetizing coil, realize attachment system
The change of number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073059.4U CN206002325U (en) | 2016-09-23 | 2016-09-23 | A kind of ramp abs braking testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073059.4U CN206002325U (en) | 2016-09-23 | 2016-09-23 | A kind of ramp abs braking testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002325U true CN206002325U (en) | 2017-03-08 |
Family
ID=58193492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621073059.4U Withdrawn - After Issue CN206002325U (en) | 2016-09-23 | 2016-09-23 | A kind of ramp abs braking testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153355A (en) * | 2016-09-23 | 2016-11-23 | 河北工业大学 | A kind of ramp abs braking testing stand |
-
2016
- 2016-09-23 CN CN201621073059.4U patent/CN206002325U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153355A (en) * | 2016-09-23 | 2016-11-23 | 河北工业大学 | A kind of ramp abs braking testing stand |
| CN106153355B (en) * | 2016-09-23 | 2018-07-13 | 河北工业大学 | A kind of ramp abs braking testing stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170308 Effective date of abandoning: 20180713 |
|
| AV01 | Patent right actively abandoned |