CN204649432U - A kind of automobile brake noise abnormal sound is test bed - Google Patents
A kind of automobile brake noise abnormal sound is test bed Download PDFInfo
- Publication number
- CN204649432U CN204649432U CN201520246857.1U CN201520246857U CN204649432U CN 204649432 U CN204649432 U CN 204649432U CN 201520246857 U CN201520246857 U CN 201520246857U CN 204649432 U CN204649432 U CN 204649432U
- Authority
- CN
- China
- Prior art keywords
- wheel
- brake block
- rotation
- brake
- control desk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 230000002159 abnormal effect Effects 0.000 title claims abstract description 12
- 238000012545 processing Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 239000010720 hydraulic oil Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 206010061619 Deformity Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Abstract
It is test bed that the utility model relates to a kind of automobile brake noise abnormal sound, belongs to innovation Test And Check Technology field.The utility model wheel is arranged on axletree, by the rotation of the rotating band motor car wheel of axletree, brake block is set on the edge of wheel, hydraulic tube one end connects brake block, the hydraulic tube other end is arranged on control desk, by the movement of control desk hydraulic control in hydraulic tube, and then control the closed of brake block and open, belt connects axletree and motor, control desk controls motor by electric wire, the rotation of motor drives the rotation of belt and then drives the rotation of front and back wheel, sensor one end connects NI9234 capture card, the sensor other end connects brake block, NI9234 capture card is connected on computers by sensor.The utility model facilitates acquisition and processing signal, reasonable in design, and structure is simple, can install voluntarily, dismantle, can simulate the brake oil of multiple kind, and the sound of the multiple passage of energy synchronous acquisition shakes, signal describes.
Description
Technical field
It is test bed that the utility model relates to a kind of automobile brake noise abnormal sound, belongs to innovation Test And Check Technology field.
Background technology
Drive-type brake block abnormal sound testing table be a kind of utilize computer to control gather the automobile that will the detect Vibration Condition of wheel and the noise situations of generation under drive condition.Meanwhile, have employed signal processing apparatus, gather required information by connecting sensor, and be transferred in computer through process timely, in computer, analyzing and processing obtains our result.For former staff self manipulation testing table, this device then can reach the effect of efficient quick.
Along with the raising of Global Auto industrial expansion and people's living standard, people are also more and more higher for the requirement of material life.For the automobile industry of fast development, requirement for the comfort level of automobile also improves gradually, and the size of the size of vibration in Automobile drive process and the noise of generation is also one of standard of an evaluation automotive performance index, so this just requires that we improve the performance of this one side, make it more comfortable, and then meet the requirement in market.
Summary of the invention
It is test bed that the utility model provides a kind of automobile brake noise abnormal sound, the noise of the vibration that car test bench produces in the process driven and generation, gather desired data by signal processing apparatus connecting sensor, further analyze automotive performance situation.And this test platform structure is simple, install and convenient disassembly, safe and reliable.
The technical solution of the utility model is: a kind of automobile brake noise abnormal sound is test bed, comprises wheel 1, brake block 2, axletree 3, belt 4, hydraulic tube 5, motor 6, control desk 7, electric wire 8, NI9234 capture card 9, sensor 10, computer 11, wherein wheel 1 is arranged on axletree 3, by the rotation of the rotating band motor car wheel 1 of axletree 3, brake block 2 is set on the edge of wheel 1, hydraulic tube 5 one end connects brake block 2, hydraulic tube 5 other end is arranged on control desk 7, by the movement of control desk 7 hydraulic control in hydraulic tube 5, and then control the closed of brake block 2 and open, belt 4 connects axletree 3 and motor 6, control desk 7 controls motor 6 by electric wire 8, the rotation of motor 6 drives the rotation of belt 4 and then drives the rotation of front and back wheel, sensor 10 one end connects NI9234 capture card 9, sensor 10 other end connects brake block 2, NI9234 capture card 9 is connected on computer 11 by sensor 10.
Described control desk 7 adopts SIEMENS03157554 PLC technology platform.
Principle of work of the present utility model is:
1, open computer 11, and the NI MAX software in computer is opened.
2, noise and vibration is under normal circumstances gathered:
Start the start button of control desk 7, control desk 7 controls the rotation of motor 6 by electric wire 8, motor 6 is by the rotation of belt 4 with motor car wheel 3, and then the rotation of band motor car wheel 1, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Start the brake button of control desk 7, at this moment, control desk 7 controls brake block 2 by the flowing of the hydraulic pressure in hydraulic control pipe 5, make brake block 2 locking wheel 1, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Wherein: in the detailed process of brake block 2 locking wheel 1 be: control desk controls master cylinder push rod 12, brake master cylinder piston 13 is driven to move, hydraulic oil in the movement progress oil pipe 15 of piston moves into wheel cylinder 16, the change of the capacity of hydraulic oil in wheel cylinder promotes wheelcylinder piston 17 and moves left and right, and then control the expansion of brake-shoe 20 and reduce, extrusion friction sheet 19 and brake drum 18, thus reach the rotation of locking wheel, simultaneously by automatic negative 21, fulcrum post 22 and brake-shoe return spring 23 reach the effect of reset.
NI MAX software and NI9234 capture card are the software that NI company releases, the wherein configuration management software (Measurement & Automation Explorer) of NI MAX and NI, be convenient to PC and NI hardware product mutual, NI MAX can identify and detect NI hardware, realizes data acquisition and is automatically imported labview; NI9234 is as 4 channel C series dynamic signal acquisition modules, for being equipped with the integrated circuit piezoelectric formula (IEPE) of NICompactDAQ or NICompactRIO system and non-integrated circuit piezoelectric type (IEPE) sensor, the measurement of high precision audio frequency can be carried out; This two is the popular software for detection noise and vibration that NI company releases.
3, the noise and vibration under abnormal condition is gathered:
1), when the brake drum brake block of selection work facial disfigurement ellipse
Start the start button of control desk 7, control desk 7 controls the rotation of motor 6 by electric wire 8, motor 6 is by the rotation of belt 4 with motor car wheel 3, and then the rotation of band motor car wheel 1, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Start the brake button of control desk 7, at this moment, control desk 7 controls brake block 2 by the flowing of the hydraulic pressure in hydraulic control pipe 5, make brake block 2 locking wheel 1, brake block is fitted moment with drum, just collides, send sharp-pointed shock sound simultaneously, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Wherein: in the detailed process of brake block 2 locking wheel 1 be: control desk controls master cylinder push rod 12, brake master cylinder piston 13 is driven to move, hydraulic oil in the movement progress oil pipe 15 of piston moves into wheel cylinder 16, the change of the capacity of hydraulic oil in wheel cylinder promotes wheelcylinder piston 17 and moves left and right, and then control the expansion of brake-shoe 20 and reduce, extrusion friction sheet 19 and brake drum 18, thus reach the rotation of locking wheel, simultaneously by automatic negative 21, fulcrum post 22 and brake-shoe return spring 23 reach the effect of reset.
2), when the braking brake block selecting surface too smooth
Start the start button of control desk 7, control desk 7 controls the rotation of motor 6 by electric wire 8, motor 6 is by the rotation of belt 4 with motor car wheel 3, and then the rotation of band motor car wheel 1, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Start the brake button of control desk 7, at this moment, control desk 7 controls brake block 2 by the flowing of the hydraulic pressure in hydraulic control pipe 5, make brake block 2 locking wheel 1, when brake pressure is large because friction factor is little, just produce frictional noise during smooth surperficial sliding wear, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Wherein: in the detailed process of brake block 2 locking wheel 1 be: control desk controls master cylinder push rod 12, brake master cylinder piston 13 is driven to move, hydraulic oil in the movement progress oil pipe 15 of piston moves into wheel cylinder 16, the change of the capacity of hydraulic oil in wheel cylinder promotes wheelcylinder piston 17 and moves left and right, and then control the expansion of brake-shoe 20 and reduce, extrusion friction sheet 19 and brake drum 18, thus reach the rotation of locking wheel, simultaneously by automatic negative 21, fulcrum post 22 and brake-shoe return spring 23 reach the effect of reset.
3), when selecting the braking brake block of heavy wear
Start the start button of control desk 7, control desk 7 controls the rotation of motor 6 by electric wire 8, motor 6 is by the rotation of belt 4 with motor car wheel 3, and then the rotation of band motor car wheel 1, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Start the brake button of control desk 7, at this moment, control desk 7 controls brake block 2 by the flowing of the hydraulic pressure in hydraulic control pipe 5, make brake block 2 locking wheel 1, because groove and irregularly shaped appears in surface, can not be out of shape, destroy the right alignment of drum and sheet with brake drum laminating or braking back up pad completely effectively during braking, local friction, collision and occur noise, at this time, start by the sensor 10 be connected on brake block 2 the vibration & noise signal gathering wheel 1, signal is sent in computer 11 by NI9234 capture card 9.
Wherein: in the detailed process of brake block 2 locking wheel 1 be: control desk controls master cylinder push rod 12, brake master cylinder piston 13 is driven to move, hydraulic oil in the movement progress oil pipe 15 of piston moves into wheel cylinder 16, the change of the capacity of hydraulic oil in wheel cylinder promotes wheelcylinder piston 17 and moves left and right, and then control the expansion of brake-shoe 20 and reduce, extrusion friction sheet 19 and brake drum 18, thus reach the rotation of locking wheel, simultaneously by automatic negative 21, fulcrum post 22 and brake-shoe return spring 23 reach the effect of reset.
The beneficial effects of the utility model are: facilitate acquisition and processing signal, and whole Test-bed Design is reasonable, and structure is comparatively simple, can install voluntarily, dismantle, can simulate the brake oil of multiple kind, and the sound of the multiple passage of energy synchronous acquisition shakes, signal describes.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is brake system structure schematic diagram;
In figure, each label is: 1-wheel, 2-brake block, 3-axletree, 4-belt, 5-hydraulic tube, 6-motor, 7-control desk, 8-electric wire, 9-NI9234 capture card, 10-sensor, 11-computer, 12-master cylinder push rod, 13-brake master cylinder piston, 14-master cylinder, 15-oil pipe, 16-wheel cylinder, 17-wheelcylinder piston, 18-brake drum, 19-friction disc, 20-brake-shoe, the automatic negative of 21-, 22-fulcrum post, 23-brake-shoe return spring.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, but content of the present utility model is not limited to described scope.
Embodiment 1: as shown in Figure 1-2, a kind of automobile brake noise abnormal sound is test bed, comprises wheel 1, brake block 2, axletree 3, belt 4, hydraulic tube 5, motor 6, control desk 7, electric wire 8, NI9234 capture card 9, sensor 10, computer 11, wherein wheel 1 is arranged on axletree 3, by the rotation of the rotating band motor car wheel 1 of axletree 3, brake block 2 is set on the edge of wheel 1, hydraulic tube 5 one end connects brake block 2, hydraulic tube 5 other end is arranged on control desk 7, by the movement of control desk 7 hydraulic control in hydraulic tube 5, and then control the closed of brake block 2 and open, belt 4 connects axletree 3 and motor 6, control desk 7 controls motor 6 by electric wire 8, the rotation of motor 6 drives the rotation of belt 4 and then drives the rotation of front and back wheel, sensor 10 one end connects NI9234 capture card 9, sensor 10 other end connects brake block 2, NI9234 capture card 9 is connected on computer 11 by sensor 10.
Described control desk 7 adopts SIEMENS03157554 PLC technology platform.
Embodiment 2: as shown in Figure 1-2, a kind of automobile brake noise abnormal sound is test bed, comprises wheel 1, brake block 2, axletree 3, belt 4, hydraulic tube 5, motor 6, control desk 7, electric wire 8, NI9234 capture card 9, sensor 10, computer 11, wherein wheel 1 is arranged on axletree 3, by the rotation of the rotating band motor car wheel 1 of axletree 3, brake block 2 is set on the edge of wheel 1, hydraulic tube 5 one end connects brake block 2, hydraulic tube 5 other end is arranged on control desk 7, by the movement of control desk 7 hydraulic control in hydraulic tube 5, and then control the closed of brake block 2 and open, belt 4 connects axletree 3 and motor 6, control desk 7 controls motor 6 by electric wire 8, the rotation of motor 6 drives the rotation of belt 4 and then drives the rotation of front and back wheel, sensor 10 one end connects NI9234 capture card 9, sensor 10 other end connects brake block 2, NI9234 capture card 9 is connected on computer 11 by sensor 10.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (2)
1. an automobile brake noise abnormal sound is test bed, it is characterized in that: comprise wheel (1), brake block (2), axletree (3), belt (4), hydraulic tube (5), motor (6), control desk (7), electric wire (8), NI9234 capture card (9), sensor (10), computer (11), wherein wheel (1) is arranged on axletree (3), by the rotation of the rotating band motor car wheel (1) of axletree (3), brake block (2) is set on the edge of wheel (1), hydraulic tube (5) one end connects brake block (2), hydraulic tube (5) other end is arranged on control desk (7), by the movement of control desk (7) hydraulic control in hydraulic tube (5), and then control the closed of brake block (2) and open, belt (4) connects axletree (3) and motor (6), control desk (7) controls motor (6) by electric wire (8), the rotation of motor (6) drives the rotation of belt (4) and then drives the rotation of front and back wheel, sensor (10) one end connects NI9234 capture card (9), sensor (10) other end connects brake block (2), NI9234 capture card (9) is connected on computer (11) by sensor (10).
2. automobile brake noise abnormal sound according to claim 1 is test bed, it is characterized in that: described control desk (7) adopts SIEMENS03157554 PLC technology platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520246857.1U CN204649432U (en) | 2015-04-22 | 2015-04-22 | A kind of automobile brake noise abnormal sound is test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520246857.1U CN204649432U (en) | 2015-04-22 | 2015-04-22 | A kind of automobile brake noise abnormal sound is test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204649432U true CN204649432U (en) | 2015-09-16 |
Family
ID=54102169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520246857.1U Expired - Fee Related CN204649432U (en) | 2015-04-22 | 2015-04-22 | A kind of automobile brake noise abnormal sound is test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204649432U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510053A (en) * | 2016-01-21 | 2016-04-20 | 中国汽车技术研究中心 | Vehicle suspension clamping device for measuring braking noise |
| CN106598027A (en) * | 2016-12-15 | 2017-04-26 | 苏州微著设备诊断技术有限公司 | Vehicle deceleration abnormal sound diagnosis alarm device |
| CN106596128A (en) * | 2016-12-15 | 2017-04-26 | 苏州微著设备诊断技术有限公司 | Automobile brake noise anomaly detection alarm |
| CN106769088A (en) * | 2016-12-15 | 2017-05-31 | 苏州微著设备诊断技术有限公司 | Brake cacophonia detection caution device |
| CN108068770A (en) * | 2016-11-10 | 2018-05-25 | 福特环球技术公司 | For prompting the automated system that wiper is replaced |
-
2015
- 2015-04-22 CN CN201520246857.1U patent/CN204649432U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510053A (en) * | 2016-01-21 | 2016-04-20 | 中国汽车技术研究中心 | Vehicle suspension clamping device for measuring braking noise |
| CN105510053B (en) * | 2016-01-21 | 2018-02-09 | 中国汽车技术研究中心 | A kind of vehicle suspension clamping device for measuring brake oil |
| CN108068770A (en) * | 2016-11-10 | 2018-05-25 | 福特环球技术公司 | For prompting the automated system that wiper is replaced |
| CN106598027A (en) * | 2016-12-15 | 2017-04-26 | 苏州微著设备诊断技术有限公司 | Vehicle deceleration abnormal sound diagnosis alarm device |
| CN106596128A (en) * | 2016-12-15 | 2017-04-26 | 苏州微著设备诊断技术有限公司 | Automobile brake noise anomaly detection alarm |
| CN106769088A (en) * | 2016-12-15 | 2017-05-31 | 苏州微著设备诊断技术有限公司 | Brake cacophonia detection caution device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204649432U (en) | A kind of automobile brake noise abnormal sound is test bed | |
| CN103818327B (en) | A kind of method and apparatus analyzing driving behavior | |
| CN110441077B (en) | Simulation system, method and device for train brake | |
| CN103183037A (en) | Electric locomotive adhesion control method and device | |
| CN205209782U (en) | Belt car brake test device | |
| CN205103029U (en) | Testing arrangement suitable for integrated performance of polytypic precision speed reduction device detects | |
| CN109752202B (en) | Train disc type caliper brake test bed with rigidity adjustable structure | |
| CN105606369B (en) | A kind of motorcar electric machinery booster is performance test bed | |
| CN204302008U (en) | A kind of axle assembly braking break-in experiment table | |
| CN202547950U (en) | Simulation detection device for anti-lock brake system (ABS) | |
| CN202869828U (en) | Dynamic performance detection device for pneumatic ABS (anti-lock brake system) pressure regulator | |
| CN109177734A (en) | A kind of pure electric automobile motor working efficiency monitoring system and its monitoring method | |
| CN203405299U (en) | Parking braking force and braking stroke test device for integrated braking caliper | |
| CN103072302A (en) | Braking curve self-learning method for numerical control press | |
| CN203745192U (en) | Reliability detection test unit for linear guide pair clamper | |
| CN203191262U (en) | Pressure-bearing testing mechanism of automatic commercial vehicle stepping assembly | |
| CN201965025U (en) | Electronic simulation accelerator system for electric automobile rack test | |
| CN207890854U (en) | A kind of novel elevator guide rail and rail brackets component | |
| CN207485908U (en) | A kind of novel renewable type automobile air conditioner clutch | |
| CN202693329U (en) | Cooling fan wind speed control device for chassis dynamometer | |
| CN101726421B (en) | Experimental stand for alternating current electric power steering system | |
| CN202938777U (en) | Device for detecting symmetry degree of keyways on shaft | |
| CN104590270B (en) | Electric braking effect evaluation method and device | |
| CN2722220Y (en) | Automatic safety detecting system of vehicle | |
| CN203163991U (en) | Low speed truck and tricar detection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20170422 |