CN203798580U - Vehicle drum reaction type brake detection device - Google Patents
Vehicle drum reaction type brake detection device Download PDFInfo
- Publication number
- CN203798580U CN203798580U CN201420190880.9U CN201420190880U CN203798580U CN 203798580 U CN203798580 U CN 203798580U CN 201420190880 U CN201420190880 U CN 201420190880U CN 203798580 U CN203798580 U CN 203798580U
- Authority
- CN
- China
- Prior art keywords
- drum
- cylinder
- reaction type
- type brake
- master rotor
- 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
- 238000006757 chemical reactions by type Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 title abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 230000005693 optoelectronics Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 8
- 238000013016 damping Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 235000012489 doughnuts Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Regulating Braking Force (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model discloses a vehicle drum reaction type brake detection device which belongs to the technical field of vehicle detection devices. The vehicle drum reaction type brake detection device comprises a frame, a control device, a driving device, drum groups and a measuring device. The driving device comprises a motor, a speed reducer and a chain transmission. The control device comprises a control instrument and an in place sensor. The control instrument is respectively connected with the motor and the in place sensor. Two pairs of drum groups are symmetrically arranged. Each pair of drum group comprises a main drum and an auxiliary drum. An output shaft of the speed reducer is coaxially connected with each main drum. Each main drum is connected with an auxiliary drum through the chain transmission. The measuring device comprises a force measuring lever and a brake sensor. The force measuring lever is respectively connected with the brake sensor and the speed reducer. The vehicle drum reaction type brake detection device further comprises a lifting device and a third drum. The device provided by the utility model has the advantages of large bearing capacity, strong passing ability, wide application scope, rapid detection efficiency and high reliability, is suitable for large tonnage (axle load</=18t) vehicle performance detection, and meets the need of continuous and rapid detection of a vehicle manufacturing plant.
Description
Technical field
The utility model belongs to automotive inspection equipment technical field.
Background technology
Safety, environmental protection and energy-conservationly formed the three large problems that within the scope of the world today, development of automobile need solve, braking ability is that automobile is forced the ability that reduces travel speed and stop as required in the process of moving artificially.
The whether good security that is directly connected to automotive performance of automobile brake perfrmance, interrelated data shows, the road traffic accident causing because of poor stop accounts for 1/3 of total number of accident, automobile brake perfrmance energy quality is one of most important factor of safe driving, is also therefore the emphasis that automobile detects diagnosis.
Automobile can keep good braking ability in the process of moving, is directly connected to traffic safety problem.At present, road cargo transportation be take large-tonnage heavy goods vehicles as main, and the defective major traffic accidents that can occur of heavy goods vehicles braking ability cause serious personal damage and property loss.So large-tonnage heavy goods vehicles braking ability detects particularly important.Traditional inertia-type brake detecting device complex structure, floor area is large, and detect vehicle scope and be subject to certain limitation, detection efficiency is slow, load-bearing capacity is low, handling capacity is weak, narrow application range, not too be applicable to large-tonnage heavy goods vehicles, also cannot meet the roll off the production line needs of the continuous fast detecting of automobile of automobile factory.
Utility model content
Technical problem to be solved in the utility model is for the deficiencies in the prior art, a kind of device that automobile brake perfrmance is detected is proposed, to be applicable to detecting large-tonnage (axle weight≤18t) automobile, respectively take turns damping force size, brake-force balance, coordinated time, drag etc., have the advantages that detection efficiency is fast, reliability is high, load-bearing capacity is large, handling capacity is strong, applied widely, its maximum is 3000mm by wheelspan, effectively meets the roll off the production line needs of the continuous fast detecting of automobile of automobile factory.
For solving the problems of the technologies described above, technical solution adopted in the utility model is:
A kind of automobile drum reaction type brake detecting device, comprise framework, control device and be located at drive unit, cylinder group and the measurement mechanism on framework, described drive unit comprises motor, speed reduction unit and chain transmission, the output terminal connection reducer of motor, the output terminal of speed reduction unit connects cylinder group; Described control device comprises control instrument and to level sensor, to level sensor, is positioned on framework, and control instrument is connected with the sensor circuit that puts in place with motor respectively; Described cylinder group is two pairs, be symmetricly set on framework, every pair of cylinder group includes master rotor and auxiliary cylinder, master rotor and auxiliary cylinder are arranged on framework by roller bearings and bearing seat respectively, and corresponding two cylinder axis are parallel, reducer output shaft coaxially connects with master rotor, and master rotor is by the chain auxiliary cylinder that is in transmission connection; Described measurement mechanism comprises dynamometry lever and braking sensor, and dynamometry lever one end is connected with reducer shell, and the other end is connected with braking sensor.
Described is the optoelectronic switch that puts in place to level sensor, is convenient to test, increases work efficiency.
Between master rotor and auxiliary cylinder, be also provided with the 3rd cylinder, the 3rd cylinder is arranged on framework and with control instrument circuit and is connected by roller bearings and bearing seat, the 3rd cylinder and doughnut keep being synchronized with the movement, when the slip rate between wheel and cylinder drops to 15%～30% (ratio of the tachometer value of wheel when slip rate refers to step on value that brake pedal rear wheel rotating speed declines and do not step on braking), control instrument will send the instruction of power failure machine to stop test, prevents tire locking.
Also be provided with lifting device, described lifting device comprises lifting jack, lifting flat board and lifting switch, and described lifting jack is between master rotor and auxiliary cylinder; Described lifting flat board comprises into car corbel back slab and go out car corbel back slab, enters car corbel back slab and is positioned at master rotor lower end, goes out car corbel back slab and is positioned at auxiliary cylinder upper end, and lifting switch is connected with lifting jack circuit, for the ease of automobile this verifying attachment of coming in and going out.
Described lifting switch is solenoid valve, uses simple, easy to operate.
The beneficial effect that adopts technique scheme to produce is: this device is applicable to detecting large-tonnage (axle weight≤18t) automobile and respectively takes turns damping force size, brake-force balance, coordinated time, drag etc., the feature that detection efficiency is fast, reliability is high, load-bearing capacity is large, handling capacity is strong, applied widely, maximum is 3000mm by wheelspan, meets the roll off the production line needs of the continuous fast detecting of automobile of automobile factory.
Framework, control device and be located at drive unit, cylinder group and the measurement mechanism on framework, simple in structure, easy to operate, reliability is high; Control device comprises control instrument and arrives level sensor, is convenient to test, and detection efficiency is fast; Cylinder group is two pairs, and every pair of cylinder group includes master rotor and auxiliary cylinder, and load-bearing capacity is large, handling capacity is strong, applied widely; The 3rd cylinder being provided with between master rotor and auxiliary cylinder, the 3rd cylinder and doughnut keep being synchronized with the movement, when reality is used, the tach signal of the 3rd cylinder is imported into control instrument, in test when the slip rate between wheel and cylinder drops to 15%～30% (ratio of the tachometer value of wheel when slip rate refers to step on value that brake pedal rear wheel rotating speed declines and do not step on braking), control instrument will send the instruction of power failure machine, to stop test, preventing that master rotor, auxiliary cylinder are rotated further causes tire locking, and reliability is high; The lifting device being provided with, is convenient to automobile this pick-up unit of coming in and going out, and improves operation ease; Lifting switch is solenoid valve, uses simple, easy to operate.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model structural representation.
1, framework, 2, motor, 3, speed reduction unit, 4, chain transmission, 5, control instrument, 6, to level sensor, 7, master rotor, 8, auxiliary cylinder, 9, dynamometry lever, 10, braking sensor, 11, the 3rd cylinder, 12, lifting jack, 13, lifting switch, 14, enter car corbel back slab, 15, go out car corbel back slab.
Embodiment
Referring to Fig. 1, the utility model discloses a kind of automobile drum reaction type brake detecting device, comprise framework 1, control device and be located at drive unit, cylinder group and the measurement mechanism on framework, described drive unit comprises motor 2, speed reduction unit 3 and chain transmission 4, the output terminal connection reducer 3 of motor 2, the output terminal of speed reduction unit 3 connects cylinder group; Described control device comprises control instrument 5 and to level sensor 6, to level sensor 6, is positioned on framework 1, control instrument 5 respectively with motor 2 with to level sensor 6 circuit, be connected, to the level sensor 6 employings optoelectronic switch that puts in place; Described cylinder group is two pairs, be symmetricly set on framework 1, every pair of cylinder group includes master rotor 7 and auxiliary cylinder 8, master rotor 7 and auxiliary cylinder 8 are arranged on framework 1 by roller bearings and bearing seat respectively, and corresponding two cylinder axis are parallel, speed reduction unit 3 output shafts coaxially connect with master rotor 7, and master rotor 7 is by chain transmission 4 auxiliary connection cylinders 8; Described measurement mechanism comprises dynamometry lever 9 and braking sensor 10, and dynamometry lever 9 one end are connected with speed reduction unit 3 housings, and the other end is connected with braking sensor 10.
Between master rotor 7 and auxiliary cylinder 8, being also provided with the 3rd cylinder 11, the three cylinders 11 is arranged on framework 1 and with control instrument 5 circuit and is connected by roller bearings and bearing seat.
On framework 1, be also provided with lifting device, described lifting device comprises lifting jack 12, lifting flat board and lifting switch 13, and described lifting jack 12 is between master rotor 7 and auxiliary cylinder 8; Described lifting flat board comprises into car corbel back slab 14 and goes out car corbel back slab 15, enters car corbel back slab 14 and is positioned at master rotor 7 lower ends, goes out car corbel back slab 15 and is positioned at auxiliary cylinder 8 upper ends, and lifting switch 13 is connected with lifting jack 12 circuit, and lifting switch 13 is solenoid valve.
During use, by the information (license plate number of tested vehicle, detect classification, type of vehicle, the number of axle etc.) typing control instrument, after completing, enter detection control model, system enters vehicle monitoring state automatically, tested vehicle is according to prompting, vehicle is honest to travel between two parties, tested wheel is placed between master rotor 7 and auxiliary cylinder 8, variator is placed in neutral, vehicle tyre blocks level sensor 6, control instrument 5 gathers the wheels display screen prompting vehicle after signal that puts in place and puts in place, starting motor 2, through speed reduction unit 3, chain transmission 4 and master rotor 7, auxiliary cylinder 8 band motor car wheels at the uniform velocity rotate, after 2s, start to sample and keep enough sampling times (general 3 s～5s), measure the mean value of sampling process as drag, the brake pedal force of regulation when checker floors brake pedal or step on braking ability check gradually by display screen indication, the wheel rotation that reduces speed now under the moment of friction of wheel drag.The tangential direction of 7 pairs of wheel tyre peripheries of master rotor that now motor 2 drives is made the damping force contrary with wheel drag moment, to overcome brake frictional torque, maintains wheel and continues rotation.Meanwhile wheel tyre is to the additional reacting force with the moment opposite direction equivalence of motor 2 generations of master rotor 7 and the surperficial tangential direction of auxiliary cylinder 8, under the moment of reaction effect forming, speed reduction unit 3 shells rotate reverse direction towards cylinder and swing together with dynamometry lever 9, the braking sensor 10 of dynamometry lever 9 one end is stressed, the electric signal that output and damping force are in proportion.From the signal of braking sensor 10 outputs, after amplification filtering, through analog-digital converter, convert digital signal to, after control instrument 5 computings, show result printout.
Measure numerical value and left and right wheel maximum braking force that left and right wheel braking force increases overall process, and test successively each axletree; To parking braking axle, handle parking brake control device, record parking braking power numerical value, calculate braking ratio, the poor number percent of left and right wheels damping force, car load braking ratio, the parking braking power number percent of each axletree; The tach signal of the 3rd cylinder 11 is imported into control instrument 5, in test when the slip rate between wheel and cylinder drops to 15%～30% (ratio of the tachometer value of wheel when slip rate refers to step on value that brake pedal rear wheel rotating speed declines and do not step on braking), control instrument 5 will send the instruction of power failure machine, completes test.
This device can detect the maximum braking force of automobile truly, allows carload and the handling capacity of detection larger, can be suitable for the detection of various vehicles.
Claims (5)
1. an automobile drum reaction type brake detecting device, it is characterized in that, comprise framework (1), control device and be located at drive unit, cylinder group and the measurement mechanism on framework (1), described drive unit comprises motor (2), speed reduction unit (3) and chain transmission (4), the output terminal connection reducer (3) of motor (2), the output terminal of speed reduction unit (3) connects cylinder group; Described control device comprises control instrument (5) and to level sensor (6), is positioned at framework (1) goes up to level sensor (6), control instrument (5) respectively with motor (2) with to level sensor (6) circuit, be connected; Described cylinder group is two pairs, be symmetricly set on framework (1), every pair of cylinder group includes master rotor (7) and auxiliary cylinder (8), master rotor (7) and auxiliary cylinder (8) are arranged on framework (1) by roller bearings and bearing seat respectively, and corresponding two cylinder axis are parallel, speed reduction unit (3) output shaft coaxially connects with master rotor (7), and master rotor (7) is by chain transmission (4) auxiliary connection cylinder (8); Described measurement mechanism comprises dynamometry lever (9) and braking sensor (10), and dynamometry lever (9) one end is connected with speed reduction unit (3) housing, and the other end is connected with braking sensor (10).
2. automobile drum reaction type brake detecting device according to claim 1, is characterized in that, described is the optoelectronic switch that puts in place to level sensor (6).
3. automobile drum reaction type brake detecting device according to claim 1, it is characterized in that, between master rotor (7) and auxiliary cylinder (8), be also provided with the 3rd cylinder (11), the 3rd cylinder (11) is arranged on framework (1) above and is connected with control instrument (5) circuit by roller bearings and bearing seat.
4. automobile drum reaction type brake detecting device according to claim 1, it is characterized in that, also be provided with lifting device, described lifting device comprises lifting jack (12), lifting flat board and lifting switch (13), and described lifting jack (12) is positioned between master rotor (7) and auxiliary cylinder (8); Described lifting flat board comprises into car corbel back slab (14) and goes out car corbel back slab (15), enters car corbel back slab (14) and is positioned at master rotor (7) lower end, goes out car corbel back slab (15) and is positioned at auxiliary cylinder (8) upper end, and lifting switch (13) is connected with lifting jack (12) circuit.
5. automobile drum reaction type brake detecting device according to claim 4, is characterized in that, described lifting switch (13) is solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190880.9U CN203798580U (en) | 2014-04-18 | 2014-04-18 | Vehicle drum reaction type brake detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420190880.9U CN203798580U (en) | 2014-04-18 | 2014-04-18 | Vehicle drum reaction type brake detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798580U true CN203798580U (en) | 2014-08-27 |
Family
ID=51380785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420190880.9U Expired - Fee Related CN203798580U (en) | 2014-04-18 | 2014-04-18 | Vehicle drum reaction type brake detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203798580U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502015A (en) * | 2014-12-26 | 2015-04-08 | 山东科大微机应用研究所有限公司 | Drum reaction lift type automobile axle load brake composite detecting bench and method |
| CN105181347A (en) * | 2015-08-28 | 2015-12-23 | 石家庄华燕交通科技有限公司 | ABS brake detection platform of novel passenger vehicle |
| CN106769092A (en) * | 2016-12-21 | 2017-05-31 | 浙江省计量科学研究院 | AWD Automobile Braking Force Detecting device |
| CN113340607A (en) * | 2021-05-26 | 2021-09-03 | 南京交运汽车综合性能检测有限公司 | Flat plate counter-force type brake testing device for motor vehicle |
-
2014
- 2014-04-18 CN CN201420190880.9U patent/CN203798580U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502015A (en) * | 2014-12-26 | 2015-04-08 | 山东科大微机应用研究所有限公司 | Drum reaction lift type automobile axle load brake composite detecting bench and method |
| CN104502015B (en) * | 2014-12-26 | 2016-08-24 | 山东科大微机应用研究所有限公司 | The detection method of drum reaction type lift type automobile axle load brake composite inspection table |
| CN105181347A (en) * | 2015-08-28 | 2015-12-23 | 石家庄华燕交通科技有限公司 | ABS brake detection platform of novel passenger vehicle |
| CN106769092A (en) * | 2016-12-21 | 2017-05-31 | 浙江省计量科学研究院 | AWD Automobile Braking Force Detecting device |
| CN113340607A (en) * | 2021-05-26 | 2021-09-03 | 南京交运汽车综合性能检测有限公司 | Flat plate counter-force type brake testing device for motor vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203798580U (en) | Vehicle drum reaction type brake detection device | |
| CN104502015B (en) | The detection method of drum reaction type lift type automobile axle load brake composite inspection table | |
| CN104359691B (en) | Rail truck power Wheel set detecting assay device | |
| CN101701875B (en) | Composite detecting platform for combination property of motor vehicle | |
| CN101893495A (en) | Integrated multifunctional automobile chassis dynamometer | |
| CN102901636A (en) | Single-shaft counter-force type double-rotary-drum detecting and testing platform of inertia braking system of trailer | |
| CN102967472A (en) | Testing table for testing comprehensive performance of anti-explosion rubber-tyred vehicle | |
| CN201697740U (en) | Device for measuring braking force of low-speed and high-torque engineering vehicle | |
| CN204495568U (en) | A kind of automobile brake perfrmance pick-up unit | |
| CN104359692A (en) | Detection test device for railway vehicle trailer wheel pair | |
| CN207717377U (en) | A kind of six roller type chassis dynamometer of three axis | |
| CN2884174Y (en) | Mixed testing platform for automobiles and motor-cycles | |
| CN106644518A (en) | Automotive loading brake inspection table | |
| CN201697789U (en) | Dynamic property and traction force measuring device for low-speed large-torque engineering truck | |
| CN207423535U (en) | A kind of automobile loads braking performance detector | |
| CN202339275U (en) | Two-wheel vehicle braking system detection table capable of simulating wheel load transfer | |
| CN201707161U (en) | Integrated multifunctional dynamometer for automobile chassis | |
| CN2376624Y (en) | Comprehensive test platform for motor vehicle | |
| CN203798825U (en) | Large tonnage truck speedometer detection device | |
| CN202075075U (en) | Full-time four-wheel-drive or six-wheel-drive vehicle chassis dynamometer | |
| CN203858114U (en) | Automobile train braking performance detection system | |
| CN206056966U (en) | A kind of automotive disc brake stability test device | |
| CN102889998A (en) | Single-axis counter-force type single-roller detection test platform of trailer inertial braking system | |
| CN202974540U (en) | An ABS brake detecting platform | |
| CN202836987U (en) | Single-axis counter-force type dual-roller detection test platform of trailer inertial braking 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 |
Granted publication date: 20140827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |