CN206056966U - A kind of automotive disc brake stability test device - Google Patents
A kind of automotive disc brake stability test device Download PDFInfo
- Publication number
- CN206056966U CN206056966U CN201620990779.0U CN201620990779U CN206056966U CN 206056966 U CN206056966 U CN 206056966U CN 201620990779 U CN201620990779 U CN 201620990779U CN 206056966 U CN206056966 U CN 206056966U
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- China
- Prior art keywords
- cylinder
- test device
- vehicle
- wheel
- disc brake
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Abstract
The utility model discloses a kind of automotive disc brake stability test device, including lifting device, test device, indicate control device and test vehicle, vehicle to be checked is lifted by lifting device, the tire of vehicle to be checked is placed on into the upper surface of cylinder, cylinder is driven to rotate and then drive vehicle wheel rotation by motor, wheel reduces speed now rotation under the moment of friction effect of wheel drag, cylinder acts on brake force to overcome brake frictional torque to the tangential direction of wheel tyre periphery simultaneously, wheel is maintained to continue rotation, at the same time wheel tyre adds a counteracting force reversely equivalent with braking force direction to cylinder surface tangential direction, counteracting force is transferred to instruction control device by force cell.The new structure is simple, reasonable in design, high working efficiency, and detection data precisely, greatly improves the stability of vehicle safety travel, is worthy to be popularized.
Description
Technical field
This utility model belongs to automotive brake Detection of Stability technical field, and in particular to a kind of automotive disc brake
Stability test device.
Background technology
As the development of highway, automobile driving speed are constantly improved, automobile brake perfrmance is especially braked
Stability proposes very high requirement.According to statistics, it is to cause car crash traffic that brake side-slipping and sideslip, particularly rear axle are breakked away
One of major reason of accident, in order to ensure the reliability of automobile brake perfrmance detection, it is steady that measuring station should pay attention to automotive brake
Qualitatively detect.
Existing automotive brake is divided to two kinds, and one kind is drum brake, and also one kind is disk brake.Compared to drum
Formula brake, disk brake help gesture to act on without friction, and braking moment is affected less by coefficient of friction, i.e., heat stability is good,
Therefore it is widely used.But disk brake needs to install parking braking actuating device additional, compared to its structure of drum brake
It is increasingly complex, therefore the situation generation for sideslip, sideslip and brake failure occur is easier when in use, so as to have impact on garage
The safety sailed, it is therefore desirable to a kind of disk brake stability test device, the stability before automobile dispatches from the factory, to brake
Detected, or be applied to measuring station, the brake to annual test vehicle is checked.
Utility model content
The purpose of this utility model is to provide a kind of automotive disc brake stability test device, to solve the above-mentioned back of the body
The problem proposed in scape technology.
For achieving the above object, this utility model provides following technical scheme：A kind of automotive disc brake stability is surveyed
Trial assembly is put, and including lifting device, test device, indicates control device and test vehicle, and the test device includes cylinder, drives
Motor, decelerator and chain and sprocket driving device, the cylinder are respectively arranged at two ends with bracing frame, and the cylinder passes through rolling bearing and axle
The cooperation of bearing is rotated with bracing frame and is connected, and the output shaft of the motor is fixedly connected with the input shaft of decelerator, described
The output shaft of decelerator is connected with drum drive by chain and sprocket driving device.
Preferably, the lifting device includes lifting platform and lifting jack, and the lifting jack is vapour-pressure type lifting jack or electricity
Move spiral lifting jack or fluid pressure type lifting jack.
Preferably, the instruction control device includes computer, display, electric machine controller, force cell, wave filter
And A/D converter, installed in the inside of cylinder, the outfan of the force cell is defeated with wave filter for the force cell
Enter end to be electrically connected with, the outfan of the wave filter is electrically connected with the input of A/D converter, the A/D converter it is defeated
The input for going out end with computer is electrically connected with, and the outfan of the computer has been electrically connected with display and motor control
Device, the outfan of the electric machine controller are electrically connected with the input of motor.
Preferably, the outer surface of the cylinder is coated with embedding sand blasting layer.
Preferably, the brake of the test vehicle is disk brake.
Technique effect of the present utility model and advantage：The automotive disc brake stability test device, by lifting dress
Put and vehicle to be checked is lifted, the tire of vehicle to be checked is placed on into the upper surface of cylinder, drive cylinder to rotate by motor
And then vehicle wheel rotation is driven, and force cell is provided with the inside of cylinder, after vehicle wheel rotational speed is stable, driver steps on braking and steps on
Plate, wheel reduce speed now rotation under the moment of friction effect of wheel drag, while tangent line of the cylinder to wheel tyre periphery
Direction acts on brake force to overcome brake frictional torque, maintains wheel to continue rotation, and at the same time wheel tyre is to cylinder table
The additional counteracting force reversely equivalent with braking force direction of face tangential direction, counteracting force are transferred to by force cell
Control device is indicated, the accurate data of disk brake stability can clearly be reflected by display.The new structure
Simply, reasonable in design, high working efficiency, detection data precisely, greatly improve the stability of vehicle safety travel, are worth pushing away
Extensively.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is instruction control device system block diagram of the present utility model.
In figure：1 lifting device, 101 lifting platforms, 102 lifting jacks, 2 test devices, 201 cylinders, 202 motors,
203 decelerators, 204 chain and sprocket driving devices, 205 bracing frames, 3 indicate control device, 301 computers, 302 display, 303 motor controls
Device processed, 304 force cells, 305 wave filter, 306 A/D converters, 4 test vehicles.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
This utility model provides a kind of automotive disc brake stability test device as depicted in figs. 1 and 2, including
Lifting device 1, test device 2, instruction control device 3 and test vehicle 4, the lifting device 1 include lifting platform 101 and lift
Device 102 is risen, the lifting jack 102 is vapour-pressure type lifting jack or electric screw type lifting jack or fluid pressure type lifting jack, the test
Device 2 includes cylinder 201, motor 202, decelerator 203 and chain and sprocket driving device 204, and the two ends of the cylinder 201 set respectively
There is bracing frame 205, the cylinder 201 passes through rolling bearing and the cooperation of bearing block is connected with the rotation of bracing frame 205, the cylinder
201 outer surface is coated with embedding sand blasting layer, and the output shaft of the motor 202 is fixed with the input shaft of decelerator 203 and connected
Connect, the output shaft of the decelerator 203 is connected with cylinder 201 by chain and sprocket driving device 204, the instruction control device 3
Including computer 301, display 302, electric machine controller 303, force cell 304, wave filter 305 and A/D converter 306,
The force cell 304 is arranged on the inside of cylinder 201, and the outfan of the force cell 304 is defeated with wave filter 305
Enter end to be electrically connected with, the outfan of the wave filter 305 is electrically connected with the input of A/D converter 306, the A/D conversions
The outfan of device 306 is electrically connected with the input of computer 301, and the outfan of the computer 301 has been electrically connected with
Display 302 and electric machine controller 303, outfan and the input of motor 202 of the electric machine controller 303 electrically connect
Connect, the brake of the test vehicle 4 is disk brake.
Operation principle：Sail test vehicle 4 into lifting platform 101, lifted vehicle 4 is tested by lifting jack 102,
And the wheel of test vehicle 4 is fitted in into the outer surface of cylinder 201, instruction is sent by operating computer 301, by motor control
The control motor 202 of device processed 303 is rotated, and Jing decelerators 203 and chain and sprocket driving device 204 further drive 201 low speed rotation of cylinder,
Driver's brake pedal after vehicle wheel rotational speed is stable, wheel reduce speed now under the moment of friction effect of wheel drag rotation
Turn, now the cylinder 201 of motor-driven acts on brake force to overcome brake friction to the tangential direction of wheel tyre periphery
Torque, maintains wheel to continue rotation, and at the same time wheel tyre is to 201 surface tangent direction of cylinder additional one and brake force side
To reverse equivalent counteracting force, counteracting force is transferred to wave filter 305 by force cell 304, and force cell 304 send
After the filtered device 305 of the signal of telecommunication for coming amplifies filtering, it is sent to A/D converter 306 and is converted into respective digital amount, Jing computers
After 301 collections, storage and process, testing result is shown by display 302.In braking procedure, when wheel braking force
When value is more than setting value, computer 301 starts gathered data, and gatherer process elapsed time is certain, experienced regulation
Acquisition time after, computer 301 sends instruction stalls motor 202, to prevent tire butcher cuts.Detection process terminates,
Test vehicle 4 can sail out of lifting device 1.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art
For, which still can be modified to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
Should be included within protection domain of the present utility model.
Claims (5)
1. a kind of automotive disc brake stability test device, including lifting device (1), test device (2), instruction control dress
Put (3) and test vehicle (4), it is characterised in that：The test device (2) includes cylinder (201), motor (202), deceleration
Device (203) and chain and sprocket driving device (204), the cylinder (201) are respectively arranged at two ends with bracing frame (205), the cylinder (201)
Rotated by the cooperation of rolling bearing and bearing block and bracing frame (205) and be connected, the output shaft of the motor (202) with subtract
The input shaft of fast device (203) is fixedly connected, and the output shaft of the decelerator (203) passes through chain and sprocket driving device (204) and cylinder
(201) it is connected.
2. a kind of automotive disc brake stability test device according to claim 1, it is characterised in that：The lifting
Device (1) includes lifting platform (101) and lifting jack (102), and the lifting jack (102) is vapour-pressure type lifting jack or electric screw
Formula lifting jack or fluid pressure type lifting jack.
3. a kind of automotive disc brake stability test device according to claim 1, it is characterised in that：The instruction
Control device (3) includes computer (301), display (302), electric machine controller (303), force cell (304), wave filter
(305) and A/D converter (306), the force cell (304) is installed in the inside of cylinder (201), the force cell
(304) outfan is electrically connected with the input of wave filter (305), the outfan and A/D converter of the wave filter (305)
(306) input is electrically connected with, and outfan and the input of computer (301) of the A/D converter (306) electrically connect
Connect, the outfan of the computer (301) has been electrically connected with display (302) and electric machine controller (303), the motor
The outfan of controller (303) is electrically connected with the input of motor (202).
4. a kind of automotive disc brake stability test device according to claim 1, it is characterised in that：The cylinder
(201) outer surface is coated with embedding sand blasting layer.
5. a kind of automotive disc brake stability test device according to claim 1, it is characterised in that：The test
The brake of vehicle (4) is disk brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990779.0U CN206056966U (en) | 2016-08-31 | 2016-08-31 | A kind of automotive disc brake stability test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620990779.0U CN206056966U (en) | 2016-08-31 | 2016-08-31 | A kind of automotive disc brake stability test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056966U true CN206056966U (en) | 2017-03-29 |
Family
ID=58378735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620990779.0U Expired - Fee Related CN206056966U (en) | 2016-08-31 | 2016-08-31 | A kind of automotive disc brake stability test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206056966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
| CN112254985A (en) * | 2020-10-19 | 2021-01-22 | 安徽江田环卫设备股份有限公司 | Detection platform based on whole car assembly of sanitation car |
-
2016
- 2016-08-31 CN CN201620990779.0U patent/CN206056966U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487473A (en) * | 2019-08-22 | 2019-11-22 | 上海汽车制动系统有限公司 | A kind of measuring device of electronic brake pincers thread transmission moment of friction |
| CN112254985A (en) * | 2020-10-19 | 2021-01-22 | 安徽江田环卫设备股份有限公司 | Detection platform based on whole car assembly of sanitation car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20170831 |