CN206038321U - Cylinder counter -force type loading brake test bench - Google Patents
Cylinder counter -force type loading brake test bench Download PDFInfo
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- CN206038321U CN206038321U CN201620944129.2U CN201620944129U CN206038321U CN 206038321 U CN206038321 U CN 206038321U CN 201620944129 U CN201620944129 U CN 201620944129U CN 206038321 U CN206038321 U CN 206038321U
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Abstract
The utility model discloses a cylinder counter -force type loading brake test bench, including bearing the braking platform, it is equipped with system dynamometry device to bear the braking bench, system dynamometry device includes first cylinder and the second drum, first cylinder and the second drum are connected with and rotate drive arrangement, it still rotates and installs the third cylinder that is located between first cylinder and the the second drum to bear the braking bench, it includes the motor to rotate drive arrangement, but be equipped with wobbling torsion case between the output of motor and the pivot of first cylinder and between the output of motor and the second drum's the pivot respectively, still include torsion case swing measuring device, it stops controlling means to be equipped with to open between third cylinder and the rotation drive arrangement, include still that the wheel holds out the device. The utility model discloses beneficial effect: it is full -automatic, full electronic control, quick, accurate, simple structure is reasonable, and performance is good, improves detection efficiency, makes things convenient for the vehicle steadily to pass in and out the rack.
Description
Technical field
The utility model is related to a kind of motor vehicle detecting field, specially drum reaction type loading brake test bench.
Background technology
Vehicle testing technique is accompanied by the development of automotive engineering.Early in generation nineteen fifty, send out in some industry
Individual event detection technique and production individual event testing equipment with fault diagnosis and performance adjustment based on is formed up to country just.Generation nineteen sixty
Later stage, Foreign Automobile Examination and diagnosis have developed rapidly, and widely apply electronics, optics, physics and chemistry with the mechanical light for combining
Electromechanical, physics and chemistry electromechanical integration detection technique.
Into the 1970's since, with the development of computer technology, automotive check diagnosis, data acquisition process has been occurred in that
Automation, testing result such as directly print at the car consumption credit instrument and equipment of function.On this basis, in order to strengthen automobile
Management, each industrially developed country set up vehicle inspection and test station and detection line in succession, make automotive check institutionalization.For example in Germany, vapour
The detection work of car is led unifiedly by traffic department, is had by the automotive check field of traffic department's certification throughout the country, is responsible for
The registration of new car and the safety detection of in-use automotive, the automobile that repair shop keeped in repair also will be through the detections of automotive check field, with true
Whether fixed its security performance and discharge meet national standard.
Into after the 1980's, computer technology is further sent out both in depth and in breadth in the application of technical field of automobile detection
, there is the systems soft ware for integrating the function such as characterization processes, operation, data acquisition and printing, storage, display, makes vapour in exhibition
Car test survey line realizes full-automation.So can not only avoid artificial misjudgment, improve detection accuracy, and can be
Stored in a computer by the technology status of inspection automobile, you can as inspection reference next time, be also available for processing traffic accident reference.
At present, what domestic measuring station detection automobile braking force was commonly used is drum reaction brake test bench.Existing
Formula testing equipment can not detect there is that potential safety hazard and testing result are inaccurate completely to automobile brake perfrmance.Road
The truth that examination detection is dynamically tested in AWD car braking procedure, although the braking ability of car load can be reflected, but
The braking conditions of single wheel cannot be carried out with quantitative analysis, and the examination of road detection need to take specific place, testing efficiency is low, and
Easily affected by various natural conditions, existing bench device does not possess loading jacking capacity, it is impossible to three axles or three axles with
On oversize vehicle be braked power detection, to this, we need to reform prior art, design a kind of drum reaction type
Load brake test bench to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, is manufactured, easy to maintenance, detection data is stable,
Accurately, and can long-play detection drum reaction type loading brake test bench, to solve what is proposed in above-mentioned background technology
Testing efficiency is low, and testing result is forbidden the problem for waiting.
For achieving the above object, the utility model provides following technical scheme drum reaction type and loads brake test bench, bag
Carrying brake platform is included, the carrying brake platform is provided with braking force measuring apparatus, and the braking force measuring apparatus include the first rolling
Cylinder and second tin roller, first cylinder and the second tin roller are connected with device of rotation driving, on the carrying brake platform also
The 3rd cylinder being rotatablely equipped between first cylinder and the second tin roller, the device of rotation driving include electricity
Motivation, between the rotating shaft of the output end of the motor and first cylinder and the motor output end and second rolling
Swingable torsion case is respectively equipped between the rotating shaft of cylinder；Also include torsion case wobble measurement device；3rd cylinder and institute
State；Also device is held out including wheel.
Preferably, the wheel holds out the lifting device that device includes below the first cylinder and second tin roller, institute
Stating lifting device includes lifting beam and the air bag below the lifting beam, and the wheel holds out device includes that braking first is rolled
The brake apparatus that cylinder and second tin roller are rotated, the brake apparatus include that what is installed on the lifting beam is lifting beam liter
The brake block of the first cylinder of locking and second tin roller after rising.
Preferably, the on off control device includes arresting stop and provides startup letter during in the case where the 3rd cylinder is by pressure wheel
Number startup control device, the arresting stop includes the circumference side around the 3rd cylinder for being located at the 3rd cylinder end
To equally distributed flat hole, the carrying brake platform is provided with the tachogenerator for being aligned with the flat hole, the arresting stop
Also include comparator, the comparator compare wheel braking after the 3rd cylinder the 3rd rolling when not braking of linear velocity V1 and wheel
Linear velocity V2 of cylinder, when the difference between V2 and V1 reaches setting value, sends motor failure signal.
Preferably, brake platform lowering or hoisting gear is provided between the loading frame and the carrying brake platform；The brake platform
Lowering or hoisting gear includes being located at the hydraulic jack carried between brake platform and the loading frame, and the hydraulic jack is connected with
Hydraulic Station, the Hydraulic Station include the first valve group, the second valve group and hydraulic oil container, set between first valve group and hydraulic oil container
There are the first valve group oil inlet pipe and the first valve group oil return pipe, the second valve group is provided between first valve group and second valve group and is entered
Oil pipe and the second valve group oil return pipe, the hydraulic jack are connected in second valve group, are set on the first valve group oil inlet pipe
The end for having hydraulic pump, the first valve group oil inlet pipe is provided with oil absorption filter, is provided with air cleaner in the hydraulic oil container
With liquid level oil temperature gauge.
Preferably, the torsion case wobble measurement device includes dynamometry lever and the pressure sensing on dynamometry lever
Device.
As a result of above-mentioned technical proposal, including brake platform is carried, the carrying brake platform is provided with brake force measurement
Device, the braking force measuring apparatus include the first cylinder and second tin roller, first cylinder and second tin roller connection
There is device of rotation driving, be also rotatablely equipped with the carrying brake platform between first cylinder and the second tin roller
The 3rd cylinder, the device of rotation driving includes motor, the rotating shaft of the output end of the motor and first cylinder
Between and the output end of the motor and the rotating shaft of second tin roller between be respectively equipped with swingable torsion case；Also include turning round
Power case wobble measurement device；On off control device is provided between 3rd cylinder and the device of rotation driving；Also include car
Wheel holds out device, and automatically, full electronic control, quick, accurately, simple and reasonable, performance is good, improves detection effect
Rate, reduces labour intensity, facilitates vehicle steadily to pass in and out stand.
Description of the drawings
Fig. 1 is the utility model positive structure diagram；
Fig. 2 is the utility model overlooking the structure diagram；
Fig. 3 is the utility model hydraulic system structure schematic diagram；
Fig. 4 is the 3rd roller frame schematic diagram of the utility model.
In figure：1st, carry brake platform；2nd, braking force measuring apparatus；3rd, the first cylinder；4th, second tin roller；5th, rotate and drive dress
Put；6th, loading frame；7th, brake platform lowering or hoisting gear；8th, hydraulic jack；9th, Hydraulic Station；10th, the first valve group；11st, the second valve group；
12nd, hydraulic oil container；13rd, the first valve group oil inlet pipe；14th, the first valve group oil return pipe；15th, the second valve group oil inlet pipe；16th, the second valve group
Oil return pipe；17th, hydraulic pump；18th, oil absorption filter；19th, air cleaner；20th, liquid level oil temperature gauge；21st, the 3rd cylinder；22nd, electricity
Motivation；23rd, fork；24th, tachogenerator；25th, lift beam；26th, air bag.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only the utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in the 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 the utility model protection.
Fig. 1 is referred to, the utility model provides a kind of technical scheme：Drum reaction type loads brake test bench, including holding
Brake platform 1 is carried, the carrying brake platform 1 is provided with braking force measuring apparatus 2, and the braking force measuring apparatus 2 include the first rolling
Cylinder 3 and second tin roller 4, first cylinder 3 and the second tin roller 4 are connected with device of rotation driving 5；The loading frame 6
Brake platform lowering or hoisting gear 7 is provided with and the carrying brake platform 1 between；The carrying brake platform 1 is located in loading frame 6, described
Carry brake platform 1 and be provided with LOAD CELLS；
Refer to Fig. 3, the brake platform lowering or hoisting gear 7 include being located at the carrying brake platform 1 and the loading frame 6 it
Between hydraulic jack 8, the hydraulic jack 8 is connected with Hydraulic Station 9, and the Hydraulic Station 9 includes the first valve group 10, the second valve group 11
With hydraulic oil container 12, the first valve group oil inlet pipe 13 and the first valve group oil return between first valve group 10 and hydraulic oil container 12, is provided with
Pipe 14, is provided with the second valve group oil inlet pipe 15 and the second valve group oil return pipe between first valve group 10 and second valve group 11
16, the hydraulic jack 8 is connected in second valve group 11, and the first valve group oil inlet pipe 13 is provided with hydraulic pump 17, institute
The end for stating the first valve group oil inlet pipe 13 is provided with oil absorption filter 18, is provided with air cleaner 19 and liquid in the hydraulic oil container 12
Position oil temperature gauge 20, for making hydraulic jack 8 keep strokes, hydraulic oil is delivered to from the second valve group 7 by the second valve group oil inlet pipe 21
Hydraulic jack 8, while 8 loop of hydraulic jack connects oil pipe is connected to 11 other port of the second valve group, it is ensured that liquid in the second valve group 11
Force feed is sufficient, makes 8 steady lifting of hydraulic jack or declines；By the lifting of brake platform lowering or hoisting gear, three axles and three axles can be met
The vehicles such as the duplex axle and three shaft couplings with Truck, two axles and three-axle trailer carry out loading braking performance test.
Fig. 1 is referred to, is also rotatablely equipped with the carrying brake platform 1 positioned at first cylinder 3 and second rolling
The 3rd cylinder 21 between cylinder 4, the device of rotation driving 5 include motor 22, the output end of the motor 22 and described
It is respectively equipped with and can puts between the rotating shaft of the first cylinder 3 and between the output end of the motor 22 and the rotating shaft of second tin roller 4
Dynamic torsion case；Also include torsion case wobble measurement device, the torsion case wobble measurement device includes dynamometry lever and installation
Pressure sensor on dynamometry lever, when wheel braking, the counter-force between tire and cylinder swings torsion case, by turning round
The dynamometry lever 25 of power case front end and the brake force is converted into into electric signal output, the torsion loaded on pressure sensor thereon
Case wobble measurement device also includes display instrument, after the electric signal Jing instrument microprocessor processes of pressure sensor output, can
Shown by instrument；Floating support device of the device of rotation driving 5 also including torsion case described in float support, the floating
The setting of support meanss is caused between the swingable output end for being arranged on the motor of torsion case and first cylinder
And the motor output end and the second tin roller between, have many of the floating support device disclosed in prior art
Individual embodiment, the concrete structure of the floating support device will not be described here；There are other various ways in prior art
The swingable installation of the torsion case is realized, be will not be described here.
Fig. 1 is referred to, between the 3rd cylinder 21 and the device of rotation driving 5, on off control device is provided with, it is described
On off control device includes arresting stop and provides the startup control device of enabling signal during in the case where the 3rd cylinder 21 is by pressure wheel,
The startup control device receives signal and passes to device of rotation driving 4, and the starter also includes being rotatablely equipped with described the
The fork 23 of three cylinders 21, is provided with resilient supporting unit between the fork 23 and the carrying brake platform 1, and automobile enters inspection
After platform, when the 3rd cylinder 21 is by under pressure wheel, starter provides enabling signal, causes peace by the support of resilient supporting unit
The fork being mounted on the 3rd cylinder 21 can automatically reset, and adapt to the vehicle of different model；
Fig. 4 is referred to, the arresting stop includes the circle around the 3rd cylinder for being located at 21 end of the 3rd cylinder
The equally distributed flat hole of circumferential direction, the carrying brake platform 1 are provided with the tachogenerator 24 for being aligned with the flat hole, described to stop
Locking apparatus also include comparator, the comparator compare wheel braking after the 3rd cylinder 21 linear velocity V1 and wheel when not braking
The 3rd cylinder 21 linear velocity V2, when the difference between V2 and V1 reaches setting value, send 22 stopping signal of motor,
Three cylinders 21 often rotate a circle, and tachogenerator 24 exports 6 pulse signals；3rd cylinder is rotated by tire, its
Linear velocity is equal with the linear velocity of tire all the time；As brake force increases, tyre slip, its rotating speed will decline, and compare wheel system
Linear velocity V2 of the 3rd cylinder 21 when linear velocity V1 of the 3rd cylinder 21 and wheel are not braked after dynamic, when the difference between V2 and V1
When value reaches setting value, 22 stopping signal of motor is sent, so as to guarantee to measure maximum braking force, can shut down in time again makes wheel
Tire will not be by cylinder butcher cuts.
Also device is held out including wheel, the wheel holds out device to be included below the first cylinder and second tin roller
Lifting device, the lifting device include lifting beam 25 and the air bag 26 below the lifting beam 25, and the wheel is held out
Device includes braking the brake apparatus that the first cylinder 3 and second tin roller 4 are rotated, and the brake apparatus is included installed in the lifting
The brake block of the first cylinder of locking 3 and second tin roller 4 after lifting beam 25 rises installed on beam 25.When detection is finished, air bag
26 promote lifting beam 25 to rise, and brake block locking cylinder, vehicle steadily roll stage body away from.
Drum reaction type automobile loading brake test bench is mainly used in the survey of the automobile brake perfrmance under specified carrying quality
Examination, can detect each axle braking force of automobile and and brake force poor (maximum process is poor)；It is provided simultaneously with loading jacking capacity, three can be met
Axle and three axles carry out loading braking performance test with vehicles such as the duplex axles and three shaft couplings of Truck, two axles and three-axle trailer.
Although being described in detail to the utility model with reference to the foregoing embodiments, for those skilled in the art comes
Say, which still can be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should
It is included within protection domain of the present utility model.
Claims (10)
1. drum reaction type loads brake test bench, and including brake platform is carried, the carrying brake platform is provided with brake force measurement
Device, the braking force measuring apparatus include the first cylinder and second tin roller, first cylinder and second tin roller connection
There is device of rotation driving, be also rotatablely equipped with the carrying brake platform between first cylinder and the second tin roller
The 3rd cylinder, the device of rotation driving includes motor, the rotating shaft of the output end of the motor and first cylinder
Between and the output end of the motor and the rotating shaft of second tin roller between be respectively equipped with swingable torsion case；Also include turning round
Power case wobble measurement device；On off control device is provided between 3rd cylinder and the device of rotation driving；Also include car
Wheel holds out device.
2. drum reaction type according to claim 1 loads brake test bench, it is characterised in that：The wheel holds out device
Including the lifting device below the first cylinder and second tin roller, the lifting device includes lifting beam and is located at the act
The air bag below beam is risen, the wheel holds out device to be included braking the brake apparatus that the first cylinder and second tin roller are rotated, described
The first cylinder of locking and the second tin roller after lifting beam rises that brake apparatus includes installing on the lifting beam is stopped
Car piece.
3. drum reaction type according to claim 1 loads brake test bench, it is characterised in that：The on off control device
The startup control device of enabling signal, the arresting stop bag is given when including arresting stop and in the case where the 3rd cylinder is by pressure wheel
Include the equally distributed flat hole of circumferencial direction around the 3rd cylinder for being located at the 3rd cylinder end, the carrying brake platform
The tachogenerator for being aligned with the flat hole is provided with, the arresting stop also includes comparator, and the comparator compares wheel
Linear velocity V2 of the 3rd cylinder when linear velocity V1 of the 3rd cylinder and wheel are not braked after braking, when the difference between V2 and V1
When reaching setting value, motor failure signal is sent.
4. drum reaction type according to claim 1 loads brake test bench, it is characterised in that：The carrying brake platform position
In loading frame, the carrying brake platform is provided with LOAD CELLS.
5. drum reaction type according to claim 4 loads brake test bench, it is characterised in that：The loading frame and institute
State brake platform lowering or hoisting gear is provided between carrying brake platform；The brake platform lowering or hoisting gear include being located at the carrying brake platform and
Hydraulic jack between the loading frame, the hydraulic jack are connected with Hydraulic Station.
6. drum reaction type according to claim 5 loads brake test bench, it is characterised in that：The Hydraulic Station includes
One valve group, the second valve group and hydraulic oil container, are provided with the first valve group oil inlet pipe and first between first valve group and hydraulic oil container
Valve group oil return pipe, is provided with the second valve group oil inlet pipe and the second valve group oil return pipe between first valve group and second valve group,
The hydraulic jack is connected in second valve group, and the first valve group oil inlet pipe is provided with hydraulic pump, first valve group
The end of oil inlet pipe is provided with oil absorption filter, is provided with air cleaner and liquid level oil temperature gauge in the hydraulic oil container.
7. drum reaction type according to claim 3 loads brake test bench, it is characterised in that：3rd cylinder and institute
State the startup control device for being provided between device of rotation driving that control device of rotation driving starts, when the 3rd cylinder is pushed, institute
State startup control device to receive signal and pass to device of rotation driving.
8. drum reaction type according to claim 7 loads brake test bench, it is characterised in that：The starter is also wrapped
The fork for being rotatablely equipped with the 3rd cylinder is included, between the fork and the carrying brake platform, resilient supporting unit is provided with.
9. drum reaction type according to claim 1 loads brake test bench, it is characterised in that：The device of rotation driving
Also including the floating support device of torsion case described in float support.
10. drum reaction type according to claim 1 loads brake test bench, it is characterised in that：The torsion case swings
Measurement apparatus include dynamometry lever and the pressure sensor on dynamometry lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620944129.2U CN206038321U (en) | 2016-08-26 | 2016-08-26 | Cylinder counter -force type loading brake test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620944129.2U CN206038321U (en) | 2016-08-26 | 2016-08-26 | Cylinder counter -force type loading brake test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038321U true CN206038321U (en) | 2017-03-22 |
Family
ID=58303771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620944129.2U Active CN206038321U (en) | 2016-08-26 | 2016-08-26 | Cylinder counter -force type loading brake test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738117A (en) * | 2019-02-01 | 2019-05-10 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of drum reaction brake test bench device for dynamically detecting |
-
2016
- 2016-08-26 CN CN201620944129.2U patent/CN206038321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738117A (en) * | 2019-02-01 | 2019-05-10 | 广东省计量科学研究院（华南国家计量测试中心） | A kind of drum reaction brake test bench device for dynamically detecting |
| CN109738117B (en) * | 2019-02-01 | 2023-08-15 | 广东省计量科学研究院（华南国家计量测试中心） | Dynamic detection device for roller counter-force type braking inspection bench |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |