CN206974698U - Brake static strength test rack - Google Patents
Brake static strength test rack Download PDFInfo
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- CN206974698U CN206974698U CN201720750878.6U CN201720750878U CN206974698U CN 206974698 U CN206974698 U CN 206974698U CN 201720750878 U CN201720750878 U CN 201720750878U CN 206974698 U CN206974698 U CN 206974698U
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- Prior art keywords
- brake
- pressure regulator
- divide
- gas
- regulator valve
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Abstract
The utility model discloses a kind of brake static strength test rack, belongs to auto parts and components bench test technical field, including gas path device, source of the gas, programmable PLC controller and performs device；Gas path device is located at the lower section of performs device, source of the gas, the connection of programmable PLC controller Jun Yu roads device；Performs device realizes the superposition of service brake and parking braking under the control of programmable PLC controller, the endurance quality come with this under simulating brake device extreme operating condition；The equipment has six control passages, and each control passage can be independently controlled to parameters such as air pressure opened time, frequency, air pressure sizes, realized three stations while carried out the purpose of different tests Conditions Sample.Testing stand dexterously realizes the ingenious superposition of commercial car running brake and EPB brake force by the combination control to magnetic valve break-make gas, simulates the extreme operating condition of brake.There is good control stability, versatile, installation, convenient disassembly.
Description
Technical field
The utility model belongs to auto parts and components bench test technical field, and in particular to a kind of brake test of static strength
Platform.
Background technology
Brake is with the dress for making moving component (or movable machinery) deceleration, stopping or keep the functions such as halted state
Put, it is mainly made up of frame processed, brake component and manipulation device etc..General brake is using being preceding required for brake tester to survey
Try the performances such as its moment of torsion, torque.
At present, for endurancing existing ripe checking on stand of running brake, when automobile full load conditions
, it is necessary to which the superposition that rear brake halting mechanism carries out stopping power solves when lower lower long slope service brake ability can not meet,
Therefore the checking for brake extreme operating condition is very necessary, but the domestic checking without for brake extreme operating condition is set
It is standby.
In the prior art, the testing stand for brake static strength is present without pneumatic servo feedback function, pressure regulation master
The shortcomings of leaning on mechanical pressure regulator valve to adjust manually to realize.
Utility model content
In order to solve problems of the prior art, the utility model provides a kind of brake static strength test rack.
The utility model is achieved through the following technical solutions：
A kind of brake static strength test rack, including gas path device 10, source of the gas 11, programmable PLC controller 13 and execution
Device；Gas path device 10 is located at the lower section of performs device, and source of the gas 11, programmable PLC controller 13 are connected with gas path device 10；
Described gas path device 10, including air tank, connecting line, pressure regulator valve and magnetic valve, pressure regulator valve include main pressure regulator
Valve and divide pressure regulator valve, air tank includes main air reservoir and divides air tank, and magnetic valve includes main solenoid valve and divides magnetic valve；Wherein,
Source of the gas 11 is connected with main pressure regulator valve, and main pressure regulator valve is connected by connecting line with main air reservoir, and main air reservoir passes through connecting line
With divide pressure regulator valve to be connected after with dividing air tank to be connected, divide air tank and divide magnetic valve to be connected, divide magnetic valve to be connected with tests exemplar 8
Connect；
Described performs device, including checking cylinder driving chamber air inlet pipeline, checking cylinder parking chamber air inlet pipeline, test platform
7, wherein, checking cylinder driving chamber air inlet pipeline and checking cylinder parking chamber air inlet pipeline are with dividing air tank to be connected.
Further, described programmable PLC controller 13 is by controlling wire harness 12 with dividing magnetic valve in gas path device
It is connected.
Further, clamp fixture 9 is additionally provided with described test platform, for clamp assay exemplar 8.
Further, it is described to divide air tank, divide pressure regulator valve and divide the quantity of magnetic valve to be 6.
Operation principle of the present utility model is as follows：
Testing stand of the present utility model shares 7 pressure regulator valves, and one of them is main pressure regulator valve, and other 6 are 6 points of tune
Pressure valve, each pipeline air pressure because each brake needs to take two pneumatic circuits, therefore can be realized simultaneously with independent control
The experiment of 3 different braking device samples at different conditions；
Compressed air from source of the gas is carried out gas path device into branch and decompression is handled, and programmable PLC controller is according to examination
Test and require to carry out the gas from gas path device switching control, performs device is real under the control of programmable PLC controller
The superposition of existing service brake and parking braking, the endurance quality come with this under simulating brake device extreme operating condition；The equipment has six
Individual control passage, and each control passage can be independently controlled to parameters such as air pressure opened time, frequency, air pressure sizes, it is real
Existing three stations carry out the purpose of different tests Conditions Sample simultaneously.
Compared with prior art, the utility model has the following advantages that：
Testing stand of the present utility model successfully simulates brake reality by the superposition to service brake and parking braking
Car extreme operating condition, and can realize that driving, parking to each exemplar are independently controlled, i.e., six control passages can be simultaneously
The parameters such as air pressure opened time, frequency, air pressure size are independently controlled, three can be carried out simultaneously by being finally reached the testing stand
The purpose of individual different tests Conditions Sample.
Brief description of the drawings
Fig. 1 is a kind of schematic device of brake static strength test rack of the present utility model.
In figure：1-checking cylinder driving chamber air inlet pipeline A, 2-checking cylinder driving chamber air inlet pipeline B, 3-checking cylinder driving
- checking cylinder parking chamber air inlet pipeline A, 5-checking cylinder parking chamber air inlet pipeline B, 6-the checking cylinder parking chamber of chamber air inlet pipeline C, 4
Air inlet pipeline C, 7-test platform, 8-tests exemplar, 9-clamp fixture, 10-gas path device, 11-air source inlet, 12-
Control wire harness, 13-programmable PLC controller.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
A kind of brake static strength test rack, including gas path device 10, source of the gas 11, programmable PLC controller 13 and execution
Device；Gas path device 10 is located at the lower section of performs device, and source of the gas 11, programmable PLC controller 13 are connected with gas path device 10；
Described gas path device 10, including air tank, connecting line, pressure regulator valve and magnetic valve, pressure regulator valve include main pressure regulator
Valve and divide pressure regulator valve, air tank includes main air reservoir and divides air tank, and magnetic valve includes main solenoid valve and divides magnetic valve；Wherein,
Source of the gas 11 is connected with main pressure regulator valve, and main pressure regulator valve is connected by connecting line with main air reservoir, and main air reservoir passes through connecting line
With divide pressure regulator valve to be connected after with dividing air tank to be connected, divide air tank and divide magnetic valve to be connected, divide magnetic valve to be connected with tests exemplar 8
Connect；
Described performs device, including checking cylinder driving chamber air inlet pipeline, checking cylinder parking chamber air inlet pipeline, test platform
7, wherein, checking cylinder driving chamber air inlet pipeline and checking cylinder parking chamber air inlet pipeline are with dividing air tank to be connected.
Further, described programmable PLC controller 13 is by controlling wire harness 12 with dividing magnetic valve in gas path device
It is connected.
Further, clamp fixture 9 is additionally provided with described test platform, for clamp assay exemplar 8.
Further, it is described to divide air tank, divide pressure regulator valve and divide the quantity of magnetic valve to be 6.
The running of the testing stand is as follows：
Air pressure (is adjusted to the maximum working pressure of pipeline permission or is higher than by source of the gas by air source inlet 11 through main pressure regulator valve
Some pressure value of tests exemplar operating pressure) enter in the main air reservoir of gas path device 10, main air reservoir separates 6 branch
Road, each branch road through gas Guo Ge roads divide pressure regulator valve be adjusted to authorized pressure into 6 autonomous working divide in air tank, 6
The independent pressure divided in air tank is the required air pressure of experiment, and each branch road divides air tank electric with point successively by pipeline
Magnet valve, checking cylinder air inlet pipeline are connected, totally six road gas output, the tunnel of checking cylinder driving chamber air inlet pipeline three, checking cylinder parking chamber
The tunnel of air inlet pipeline three, according to test requirements document, programmable PLC controller is by the control to electromagnetism valve opening time and frequency come real
The break-make of existing each magnetic valve, realize that the braking of running brake and EPB is superimposed with this, realize tests exemplar 8 most
The simulated test of big stopping power.
Claims (4)
1. brake static strength test rack, it is characterised in that including gas path device (10), source of the gas (11), programmable PLC controller
And performs device (13)；Gas path device (10) is located at the lower section of performs device, and source of the gas (11), programmable PLC controller (13) are equal
It is connected with gas path device (10)；
Described gas path device (10), including air tank, connecting line, pressure regulator valve and magnetic valve, pressure regulator valve include main pressure regulator valve
With divide pressure regulator valve, air tank includes main air reservoir and divides air tank, and magnetic valve includes main solenoid valve and divides magnetic valve；Wherein, gas
Source (11) is connected with main pressure regulator valve, and main pressure regulator valve is connected by connecting line with main air reservoir, and main air reservoir passes through connecting line
With divide pressure regulator valve to be connected after with dividing air tank to be connected, divide air tank and divide magnetic valve to be connected, divide magnetic valve and tests exemplar (8) phase
Connection；
Described performs device, including checking cylinder driving chamber air inlet pipeline, checking cylinder parking chamber air inlet pipeline, test platform (7),
Described checking cylinder driving chamber air inlet pipeline, checking cylinder parking chamber air inlet pipeline are located on test platform (7), gas path device (10)
Positioned at the lower section of test platform (7), wherein, checking cylinder driving chamber air inlet pipeline and checking cylinder parking chamber air inlet pipeline are store with point
Inflator is connected.
2. brake static strength test rack as claimed in claim 1, it is characterised in that described programmable PLC controller
(13) by controlling wire harness (12) to divide magnetic valve to be connected with gas path device.
3. brake static strength test rack as claimed in claim 1, it is characterised in that be additionally provided with described test platform
Clamp fixture (9), for clamp assay exemplar (8).
4. brake static strength test rack as claimed in claim 1, it is characterised in that described divides air tank, divides pressure regulator valve
With divide the quantity of magnetic valve to be 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720750878.6U CN206974698U (en) | 2017-06-23 | 2017-06-23 | Brake static strength test rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720750878.6U CN206974698U (en) | 2017-06-23 | 2017-06-23 | Brake static strength test rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206974698U true CN206974698U (en) | 2018-02-06 |
Family
ID=61409783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720750878.6U Active CN206974698U (en) | 2017-06-23 | 2017-06-23 | Brake static strength test rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206974698U (en) |
-
2017
- 2017-06-23 CN CN201720750878.6U patent/CN206974698U/en active Active
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