CN207019880U - Automotive hydraulic brake rubber cup high/low temperature durability test machine - Google Patents
Automotive hydraulic brake rubber cup high/low temperature durability test machine Download PDFInfo
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- CN207019880U CN207019880U CN201720581003.8U CN201720581003U CN207019880U CN 207019880 U CN207019880 U CN 207019880U CN 201720581003 U CN201720581003 U CN 201720581003U CN 207019880 U CN207019880 U CN 207019880U
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- cylinder assembly
- low temperature
- rubber cup
- hydraulic brake
- durability test
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Abstract
It the utility model is related to rubber cup performance aircraft technical field, more particularly to automotive hydraulic brake rubber cup high/low temperature durability test machine.Including control system, refrigerating plant, heater, incubator, the sample mount being arranged in incubator, master cylinder assembly, master cylinder fixture；Wheel cylinder assembly and wheel chucking cylinder；It is arranged at the fluid reservoir being connected outside incubator with master cylinder assembly, drive device, displacement sensing apparatus, load device, the pressure sensor device being arranged on load device, it is arranged at the pressure transmitter of pressure sensor device lower end and the magnetic valve being arranged on pressure transmitter；The control system is connected with refrigerating plant, heater, drive device, displacement sensing apparatus, pressure sensor device, pressure transmitter and magnetic valve；The pressure transmitter is connected with load device, master cylinder assembly and wheel cylinder assembly.Two machines are combined into a machine by the utility model in structure, have been saved testing cost, have been improved testing efficiency.
Description
Technical field
It the utility model is related to rubber cup performance aircraft technical field, more particularly to automotive hydraulic brake rubber cup
High/low temperature durability test machine.
Background technology
Rubber cup be primarily referred to as applying car, Light-duty Vehicle, minibus, part bogie brake fluid system and from
The rubber seal for transmitting pressure and sealing function is acted in clutch steerable system, reinforcing pumping system.It is arranged in master cylinder and wheel cylinder
Leather cup must have certain elasticity and compression and wearability, transmit hydraulic pressure to ensure that leather cup has in use
Certain return ability and sealability, and in high temperature (hydraulic pressure resistant medium under 100~120 DEG C and low temperature (- 30~50 DEG C)
Good, leather cup long period in braking sealing device contacts with brake fluid, therefore requires that it has to brake fluid (Synthesis liquid, mineral oil)
There is good anti-swelling, seepage occurs at room temperature not in high temperature, low temperature and static state.
It is traditionally used for determining automotive hydraulic brake rubber cup high temperature durability and low temperature seal is divided into two machines
To be tested respectively.Due to the special processing process of rubber make its with a batch of raw material due to banburying, be kneaded, go out
Each product its physical property that piece, the minor variations and influenceing of vulcanization are produced with batch raw material is not same.Utilize two
Same batch of raw material of same size test cryogenic property and high-temperature behavior respectively, and its result can not really reflect product
True Data, it is just qualified in hot cell performance to run into sample 1 in test process, but is not necessarily closed in low temperature
Lattice；And sample 2 in low-temperature test, performance is qualified just and in high temperature, performance is unqualified.If test will mislead this respectively
It is all qualified products to criticize product high and low temperature performance.
The content of the invention
To solve the shortcomings of the prior art, it is durable that the utility model provides automotive hydraulic brake rubber cup high/low temperature
Property testing machine, the test of high temperature durability energy and low temperature seal performance can be carried out to same sample on same testing machine, it is ensured that
The data accuracy of identical product.
The technical solution of the utility model is：
Automotive hydraulic brake rubber cup high/low temperature durability test machine, including control system, refrigerating plant, heating dress
Put, be incubator, the sample mount being arranged in incubator, the master cylinder assembly being connected in sample mount, total for fixing master cylinder
Into master cylinder fixture, wheel cylinder assembly and the wheel chucking cylinder for fixing wheel cylinder assembly, the wheel cylinder assembly are provided with displacement sensing
Device；The fluid reservoir being connected outside incubator with master cylinder assembly is arranged at, fluid reservoir lower end is arranged at and is fixed on incubator side wall
Drive device, it is arranged in drive device for the displacement sensing apparatus for measuring displacement, is arranged at displacement sensing apparatus lower end
Load device, the pressure sensor device being arranged on load device, be arranged at pressure sensor device lower end pressure transmitter and
The magnetic valve being arranged on pressure transmitter；The control system and refrigerating plant, heater, drive device, displacement sensing
Device, pressure sensor device, pressure transmitter connect with magnetic valve；The pressure transmitter and load device, master cylinder assembly and
Wheel cylinder assembly connects.
Further, the control system includes computer control system and control panel.
Further, described refrigerating plant is compressor.
Further, its casing of described incubator is double-deck PVC polymer thermal insulatives casing.
Further, described sample mount one end is provided with handwheel, and sample mount is driven to master cylinder by the rotation of handwheel
Assembly is held out against.
Further, the wheel cylinder assembly is arranged to 4.
Further, the fluid reservoir is provided with liquid level sensor and the form for observing fluid position..
Further, the pressure transmitter is from left to right arranged to 6.
What the utility model was reached has the beneficial effect that：
The utility model will be traditionally used for determining automotive hydraulic brake rubber cup high temperature durability and low temperature seal
Two machines are integrated into a machine by the rational design of structure, and are controlled by control system, can be in same experiment
The test of high temperature durability energy and low temperature seal performance is carried out on machine to same sample, it is ensured that the data accuracy of identical product.
Two machines are combined into a machine, testing cost has been saved, has improved testing efficiency.
The utility model adds load device in structure, and load device being capable of hydraulic braking wheel cylinder in simulating brake device
Working condition, further ensure the accuracy of test structure.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram.
Wherein, 1, incubator；2nd, sample mount；3rd, master cylinder assembly；4th, master cylinder fixture；5th, fluid reservoir；6th, drive device；7、
Displacement sensing apparatus；8th, load device；9th, pressure sensor device；10th, pressure transmitter；11st, magnetic valve；12nd, chucking cylinder is taken turns；
13rd, wheel cylinder assembly；14th, displacement transducer.
Embodiment
For ease of it will be understood by those skilled in the art that the utility model, illustrates of the present utility model specific below in conjunction with the accompanying drawings
Embodiment.
As shown in figure 1, automotive hydraulic brake rubber cup high/low temperature durability test machine, including control system, the control
System processed includes computer control system and control panel.Also include heater, refrigerating plant, described refrigerating plant is pressure
Contracting machine, freezed by compressor compresses refrigerant；Also include incubator 1, described thermal insulation box body is double-deck PVC high scores
Sub- thermal-insulating body；Also include the sample mount 2 being arranged on the interior framework of incubator 1, the master cylinder assembly being connected in sample mount 2
3rd, for fixing the master cylinder fixture 4 of master cylinder assembly 3, described one end of sample mount 2 is provided with handwheel, and the rotation for passing through handwheel drives
Sample mount is held out against to master cylinder assembly 3.Also include 4 wheel cylinder assemblies 13 and 4 wheel cylinders for fixing wheel cylinder assembly 13 press from both sides
Tool 12, the wheel cylinder assembly 13 is provided with displacement transducer 14, and the shift motion of wheel cylinder assembly 13 is detected；Also include setting
In the fluid reservoir 5 that the outside of incubator 1 is connected with master cylinder assembly 3, the fluid reservoir 5, which is provided with, to be used to observe regarding for fluid position
Window.
The lower end of fluid reservoir 5 is fixed on the side wall of incubator 1 and is provided with drive device 6, and the drive device 6 is carried by hydraulic cylinder
For power source, can single, periodically promote the piston of master cylinder assembly 3, the piston of master cylinder assembly 3 can be moved to maximum
Travel position.When single promotes the piston of master cylinder assembly 3, highest working solution can be set up in the brake chamber of master cylinder assembly 3
Pressure, the 130% of highest working hydraulic pressure, it is ensured that the piston of master cylinder assembly 3 is not limited in different pushing positions by other
And rapid return, the piston of master cylinder assembly 3 is periodically promoted, promotes frequency, pressure rising time, the dwell time, dip time, is paused
Time can adjust.
Drive device 6 is provided with the displacement sensing apparatus 7 for being used for measuring displacement, and the displacement sensing apparatus 7 is used for detecting
The stroke of the piston of master cylinder assembly 3.Also include the load device 8 for being arranged at the lower end of displacement sensing apparatus 7, load device 8 being capable of mould
Intend the working condition of hydraulic braking wheel cylinder in brake, the relation of on-load pressure and the stroke of master cylinder assembly 3 can be adjusted on request, if
The on-load pressure of pressure sensor device 9 being placed on load device 8 is detected by pressure sensor 9.
The lower end of pressure sensor device 9 is provided with 6 pressure transmitters 10, and pressure transmitter 10 is provided with magnetic valve 11；Pressure
Transmitter 10 is used for detecting master cylinder assembly 3, the operating pressure of wheel cylinder assembly 13, and wheel cylinder assembly 13 shares 4 groups, will according to experiment
Ask, by the break-make of magnetic valve 11, to select to need the number of wheel cylinder assembly 13 tested.
The control system and refrigerating plant, heater, drive device 6, displacement sensing apparatus 7, pressure sensor device
9th, pressure transmitter 10 and magnetic valve 11 connect；The pressure transmitter 10 and load device 8, master cylinder assembly 3 and wheel cylinder assembly
13 connections.
Above-described the utility model embodiment, does not form the restriction to scope of protection of the utility model.It is any
Made within spirit of the present utility model and principle modifications, equivalent substitutions and improvements etc., should be included in the utility model
Claims within.
Claims (8)
1. automotive hydraulic brake rubber cup high/low temperature durability test machine, it is characterised in that：Including control system, refrigeration dress
Put, heater, incubator, the sample mount being arranged in incubator, the master cylinder assembly being connected in sample mount, for solid
Determine the master cylinder fixture of master cylinder assembly；
Wheel cylinder assembly and the wheel chucking cylinder for fixing wheel cylinder assembly, the wheel cylinder assembly are provided with displacement transducer；
The fluid reservoir being connected with master cylinder assembly outside incubator is arranged at, fluid reservoir lower end is arranged at and is fixed on incubator side wall
Drive device, be arranged in drive device be used for measure displacement displacement sensing apparatus,
It is arranged at the load device of displacement sensing apparatus lower end, the pressure sensor device being arranged on load device, is arranged at pressure
The pressure transmitter of Force sensor lower end and the magnetic valve being arranged on pressure transmitter；
The control system becomes with refrigerating plant, heater, drive device, displacement sensing apparatus, pressure sensor device, pressure
Device is sent to be connected with magnetic valve；The pressure transmitter is connected with load device, master cylinder assembly and wheel cylinder assembly.
2. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
Stating control system includes computer control system and control panel.
3. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
The refrigerating plant stated is compressor.
4. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
Its casing of the incubator stated is double-deck PVC polymer thermal insulatives casing.
5. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
The sample mount one end stated is provided with handwheel.
6. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
State wheel cylinder assembly and be arranged to 4.
7. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
State fluid reservoir and be provided with liquid level sensor and the form for observing fluid position.
8. automotive hydraulic brake rubber cup high/low temperature durability test machine according to claim 1, it is characterised in that：Institute
State pressure transmitter and be from left to right arranged to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720581003.8U CN207019880U (en) | 2017-05-24 | 2017-05-24 | Automotive hydraulic brake rubber cup high/low temperature durability test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720581003.8U CN207019880U (en) | 2017-05-24 | 2017-05-24 | Automotive hydraulic brake rubber cup high/low temperature durability test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207019880U true CN207019880U (en) | 2018-02-16 |
Family
ID=61476958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720581003.8U Active CN207019880U (en) | 2017-05-24 | 2017-05-24 | Automotive hydraulic brake rubber cup high/low temperature durability test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207019880U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060306A (en) * | 2019-11-27 | 2020-04-24 | 闻立辉 | Reliability test equipment and test method for sliding valve pair of brake system |
| CN112611519A (en) * | 2020-12-23 | 2021-04-06 | 芜湖稳乐制动系统有限公司 | Power-assisted oil cylinder detection device of automobile braking system |
-
2017
- 2017-05-24 CN CN201720581003.8U patent/CN207019880U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111060306A (en) * | 2019-11-27 | 2020-04-24 | 闻立辉 | Reliability test equipment and test method for sliding valve pair of brake system |
| CN111060306B (en) * | 2019-11-27 | 2022-09-09 | 闻立辉 | Reliability test equipment and test method for sliding valve pair of brake system |
| CN112611519A (en) * | 2020-12-23 | 2021-04-06 | 芜湖稳乐制动系统有限公司 | Power-assisted oil cylinder detection device of automobile braking system |
| CN112611519B (en) * | 2020-12-23 | 2024-04-02 | 芜湖稳乐制动系统有限公司 | Power-assisted cylinder detection device of automobile braking system |
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