CN206348152U - Vacuum booster with master cylinder testing stand - Google Patents
Vacuum booster with master cylinder testing stand Download PDFInfo
- Publication number
- CN206348152U CN206348152U CN201621405887.3U CN201621405887U CN206348152U CN 206348152 U CN206348152 U CN 206348152U CN 201621405887 U CN201621405887 U CN 201621405887U CN 206348152 U CN206348152 U CN 206348152U
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- China
- Prior art keywords
- testing stand
- master cylinder
- vacuum booster
- push rod
- vacuum
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- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 abstract description 12
- 238000010276 construction Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model discloses a kind of vacuum booster with master cylinder testing stand, including testing stand frame, testing stand frame is provided with ram seat, vacuum meter, pressure gauge, connecting line and the fixed plate for fixing part to be checked, connecting line is connected with pressure gauge, and ram seat is provided with the push rod being axially movable.The utility model is simple in construction, with low cost, is compared with conventional entrucking detection method, the detection efficiency of vacuum booster with master cylinder can be greatly improved using the utility model, with high cost performance, and simple to operate, easy to use.
Description
Technical field
The utility model is related to a kind of automobile component detecting tool, more specifically, it relates to a kind of vacuum booster band
Master cylinder testing stand.
Background technology
Vacuum booster with master cylinder assembly is made up of vacuum booster, master cylinder and the part of liquid storage kettle three, is vapour
The important component of car brakes.Vacuum booster refers to the vacuum provided using engine, makes inside and outside generation pressure difference
To aid in a kind of servo brake of manpower；Master cylinder is that the mechanical energy of pedal gear is converted into hydraulic energy to be delivered to system
A kind of hydraulic transmission of dynamic device.Some master cylinders use tandem two-chamber master cylinder form, constitute double circuit hydraulic braking system
System, i.e. chamber control primary Ioops, another chamber of chamber failure can also play braking action.The specialty of vacuum booster with master cylinder is raw
There is detection testing equipment in production producer, and this equipment can carry out detection examination to the properties of vacuum booster with master cylinder product
Test.But such equipment cost is expensive, complex operation, and bulky heavy, can not move, be greatly limit whole after installation
The popularization of depot is equipped with, and much haves no alternative but find using the cumbersome this internal quality inspection of method detection more fallen behind of entrucking actual measurement
Discard and three parcel posts that return of market, it is quick, easy, effectively therefore, it is difficult to be carried out to vacuum booster with master cylinder
Detection, identification.
Utility model content
The special inspecting equipment of vacuum booster with master cylinder needs larger input, and operation inconvenience, and entrucking is detected
Method is difficult to the detection to vacuum booster with master cylinder easily and fast, and to overcome these defects, the utility model is provided
A kind of vacuum booster with master cylinder testing stand simple in construction, light, with low cost, easy to use.
The technical solution of the utility model is：Vacuum booster with master cylinder testing stand, including testing stand frame, experiment
Platform frame is provided with ram seat, vacuum meter, pressure gauge, connecting line and the fixed plate for fixing part to be checked, connecting tube
Road is connected with pressure gauge, and ram seat is provided with the push rod being axially movable.The utility model can simulate vacuum booster band brake
Vacuum booster with master cylinder workpiece to be checked, is fixed in fixed plate by the working environment of master cylinder when using, push rod simulation
Automobile brake pedal is docked with the piston of vacuum booster with master cylinder, and connecting line is connected to vacuum booster band brake master
On the oil-out of cylinder, vacuum booster with master cylinder workpiece is vacuumized, mobile putter is to vacuum booster with master cylinder
Piston pressurization, now just can be seen that whether the oil-out pressure of vacuum booster with master cylinder normal from pressure gauge.This
Testing stand normal elements can assemble, simple in construction, with low cost, mobile easy, easy to use.
Preferably, testing stand frame is provided with vertical panel, vacuum meter, pressure gauge are embedded on vertical panel.
Set vertical panel to produce the structure for use vacuum meter of shaping, pressure gauge installation to depend on, also allow for observed data during detection.
Preferably, the testing stand also includes the bleeder pipe that knob is controlled.Bleeder pipe can discharge vacuum before vacuum extraction
Residual air inside booster having brake master cylinder, to reach the vacuum condition needed for experiment as early as possible.
Preferably, push rod is provided with thrust pickup.Push rod applies when can point out to test by thrust pickup
Thrust dynamics, is easy to testing crew control yardstick.
Preferably, being rotatably connected to swing handle in ram seat, Worm and worm-wheel gearing, worm gear are provided between swing handle and push rod
Center is fixed with threaded sleeve, and push rod is threaded in threaded sleeve, is slidably connected between push rod and ram seat.Pass through worm gear snail
Bar transmission mechanism, testing crew can adjust the advance and retreat of push rod by rotating swing handle, produce test pressure, and stop pushing away during turn
Bar can be favorably improved detection accuracy by self-locking.
The beneficial effects of the utility model are：
Simple in construction, with low cost, cost performance is high.The utility model is made of normal elements, without complex mechanism, structure
It is simple light, it is with low cost, compared with conventional entrucking detection method, vacuum booster band can be greatly improved using the utility model
The detection efficiency of master cylinder, thus with high cost performance.
It is simple to operate, it is easy to use.The utility model is very light, mobile easy, can flexibly be moved to the place of needs,
Detect on the spot, and operating procedure is few, it is extremely easy to use.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
In figure, 1- vavuum pumps, 2- testing stand frames, 3- master switch, 4- vacuum switches, 5- vacuum meters, 6- first pressures
Table, 7- bleeder pipes, 8- second pressure tables, 9- connecting lines, 10- fixed plates, 11- thrust pickups, 12- push rods, 13- push rods
Seat, 14- vertical panels, 15- swing handles.
Embodiment
The utility model is described in further detail for specific embodiment below in conjunction with the accompanying drawings.
Embodiment：
It is solid in testing stand frame 2 as shown in figure 1, vacuum booster with master cylinder testing stand, including testing stand frame 2
Provided with ram seat 13, vacuum meter 5, pressure gauge, two connecting lines 9 and fixed plate 10 for fixing part to be checked, push rod
Seat 13 is provided with the push rod 12 being axially movable, and the bottom of testing stand frame 2 is provided with connection one on vavuum pump 1, vavuum pump 1 and is evacuated
Pipe, vacuum meter 5 is connected with the exhaust tube, and 10 4 jiaos of fixed plate is provided with four bolt mounting holes, for installing vacuum to be checked
Booster having brake master cylinder, the center of fixed plate 10 is provided with central through hole, and push rod 12 may pass through the central through hole and be helped with vacuum to be checked
The piston docking of power device having brake master cylinder.The detectable vacuum booster band brake master with tandem double cavity structure of this testing stand
Cylinder, two connecting lines 9 are connected on two cavity oil-outs of vacuum booster with master cylinder respectively during detection, pressure gauge bag
First pressure table 6 and second pressure table 8 are included, is connected respectively with two connecting lines 9.Testing stand frame 2 is provided with vertical panel
14, vacuum meter 5, pressure gauge are embedded on vertical panel 14, be additionally provided with vertical panel 14 master switch 3, vacuum switch 4,
The bleeder pipe 7 of knob control.Push rod 12 is provided with thrust pickup 11, ram seat 13 and is rotatably connected to swing handle 15, swing handle 15
Worm and worm-wheel gearing is provided between push rod 12, worm gear center is fixed with threaded sleeve, and push rod 12 is threaded in thread bush
Guan Zhong, push rod of the ram seat 13 provided with kidney ellipsoid is perforated, and the cross section of push rod 12 is also in kidney ellipsoid, and the adaptation of push rod 12, which wears to be connected in, to be pushed away
Realize and be slidably connected with ram seat 13 in bar perforation.
Whether the utility model can qualified for identification vacuum booster with master cylinder：Assemble and treat in fixed plate 10
The vacuum booster band active master cylinder of identification, and brake fluid is added, each connecting line 9 is connected, master switch 3 is opened, treats vacuum
Reach that swing handle 15 is rotated after 66.7kpa promotes push rod 12 on earth, turn knob air-discharging, above operation is repeated several times until observation
To the only brake fluid of bleeder pipe 7, bubble-free is emerged, and shows that air has been drained only.According to the travel settings of brake pedal on vehicle
The advanced positions of push rod 12, testing crew promotes push rod 12 to locking behind setting position, reads whether pressure reading on pressure gauge accords with
Close and require, and keep whether several minutes of observation vacuum booster with master cylinder of pressure have seepage brake fluid phenomenon, if pressure
Table, which is shown on insufficient pressure or master cylinder, seepage brake fluid phenomenon, then can determine whether identified master cylinder is unqualified part.Such as
Fruit vacuum meter 5 declines always, and it is the unqualified part of gas leakage to show vacuum booster.
The utility model can also be used to contrast the power-assisted effect of vacuum booster under different vacuums：By vacuum booster
Net air side by side is assembled on this testing stand, different vacuums are then set by vavuum pump 1, push rod 12 is promoted and records
Thrust magnitude, the thrust magnitude is the brake pedal force on vehicle, easy can so measure the pedal force under different vacuums, comment
The power-assisted effect of valency vacuum booster, experiment parameter is provided for the analysis and design work of vehicle brakes relevant issues.
Claims (5)
1. vacuum booster with master cylinder testing stand, it is characterized in that including testing stand frame（2）, testing stand frame（2）On set
There is ram seat（13）, vacuum meter（5）, pressure gauge, connecting line（9）And for fixing the fixed plate of part to be checked（10）, even
Take over road（9）Connected with pressure gauge, ram seat（13）Provided with the push rod being axially movable（12）.
2. vacuum booster with master cylinder testing stand according to claim 1, it is characterized in that testing stand frame（2）On set
There is vertical panel（14）, vacuum meter（5）, pressure gauge be embedded at vertical panel（14）On.
3. vacuum booster with master cylinder testing stand according to claim 1, it is characterized in that also including what knob was controlled
Bleeder pipe（7）.
4. vacuum booster with master cylinder testing stand according to claim 1, it is characterized in that push rod（12）It is provided with and pushes away
Force snesor（11）.
5. the vacuum booster with master cylinder testing stand according to claim 1 or 2 or 3 or 4, it is characterized in that ram seat
（13）On be rotatably connected to swing handle（15）, swing handle（15）With push rod（12）Between be provided with Worm and worm-wheel gearing, worm gear center consolidate
Surely there are threaded sleeve, push rod（12）It is threaded in threaded sleeve, push rod（12）With ram seat（13）Between be slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621405887.3U CN206348152U (en) | 2016-12-20 | 2016-12-20 | Vacuum booster with master cylinder testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621405887.3U CN206348152U (en) | 2016-12-20 | 2016-12-20 | Vacuum booster with master cylinder testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206348152U true CN206348152U (en) | 2017-07-21 |
Family
ID=59321369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621405887.3U Expired - Fee Related CN206348152U (en) | 2016-12-20 | 2016-12-20 | Vacuum booster with master cylinder testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206348152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110969819A (en) * | 2019-11-27 | 2020-04-07 | 南京金龙新能源汽车研究院有限公司 | Strategy for formulating VAC alarm limit value |
| CN113189971A (en) * | 2021-05-27 | 2021-07-30 | 湖南汽车工程职业学院 | Chassis embedded control panel test platform for automatic driving control |
-
2016
- 2016-12-20 CN CN201621405887.3U patent/CN206348152U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110969819A (en) * | 2019-11-27 | 2020-04-07 | 南京金龙新能源汽车研究院有限公司 | Strategy for formulating VAC alarm limit value |
| CN113189971A (en) * | 2021-05-27 | 2021-07-30 | 湖南汽车工程职业学院 | Chassis embedded control panel test platform for automatic driving control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |