CN106768714A - A kind of ABS magnetic valves self-checking with hopper and vacuum test device - Google Patents
A kind of ABS magnetic valves self-checking with hopper and vacuum test device Download PDFInfo
- Publication number
- CN106768714A CN106768714A CN201611060974.4A CN201611060974A CN106768714A CN 106768714 A CN106768714 A CN 106768714A CN 201611060974 A CN201611060974 A CN 201611060974A CN 106768714 A CN106768714 A CN 106768714A
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- cylinder
- plate
- abs
- location
- platen
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of ABS magnetic valves self-checking with hopper and vacuum test device, have：Platen；Padded plate and support column, are arranged on platen；Location-plate, on padded plate and support column, for placing ABS magnetic valves, location-plate is square；Side locating piece, is arranged on two relative sides of square location-plate；Pre-positioning block, is arranged on the Article 3 side of square location-plate, the wheel cylinder face of the Article 4 side corresponding A BS valve bodies of location-plate；Location-plate is provided with the hole of the master cylinder mouthful of corresponding A BS valve body lower portions；Platen is provided with the through hole of the master cylinder mouthful of corresponding A BS valve body lower portions；ECU, can be arranged on ABS magnetic valves；ABS energization components, are arranged on platen, can provide electric power for ABS magnetic valves and ECU, also including plugging mechanism, hold-down mechanism, frame, protective frame, electric cabinet and hopper, are automatically performed ABS magnetic valves self-checking and vacuum test.
Description
Technical field
The invention belongs to ABS Solenoid Valve Technologies field, more particularly to a kind of ABS magnetic valves self-checking with hopper and true
Hollow testing device.
Background technology
ABS magnetic valves are the significant components of ABS system (anti-blocking brake system),
Realize it is of the invention during, inventor find prior art at least there is problems with：Traditional ABS magnetic valves
Test is using artificial operation, inefficiency.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of ABS electromagnetism of completion automatic detection ABS magnetic valves sealing
The ABS magnetic valves self-checking with hopper and vacuum test device of valve self-checking and vacuum test.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：A kind of ABS magnetic valves with hopper are certainly
Detection examination and vacuum test device, have：
Frame, protective frame, electric cabinet, platen, detent mechanism, plugging mechanism and hold-down mechanism；
The detent mechanism includes：
Padded plate and support column, are arranged on the platen；
Location-plate, on the padded plate and support column, for placing ABS magnetic valves, the location-plate is square；
Side locating piece, is arranged on two relative sides of the square location-plate；
Pre-positioning block, is arranged on the Article 3 side of the square location-plate, the Article 4 side corresponding A BS of the location-plate
The wheel cylinder face of valve body；
The location-plate is provided with the hole of the master cylinder mouthful of the correspondence abs valve body bottom；
The platen is provided with the through hole of the master cylinder mouthful of the correspondence abs valve body bottom；
ECU, can be arranged on the ABS magnetic valves；
ABS energization components, are arranged on the platen, can be that the ABS magnetic valves and ECU provide electric power；
Plugging mechanism includes：Wheel cylinder blocking component and the master of closure master cylinder positioned at the Article 4 side side of the location-plate
Potting blocking component；
Hold-down mechanism includes：It is arranged on framework on the platen, lift cylinder on said frame is set and described
The piston rod of lift cylinder is connected and for compressing the depression bar of the abs valve body；
The detent mechanism is arranged in the frame；The protective frame is closed the detent mechanism, plugging mechanism and is determined
Position mechanism；The electric cabinet is arranged on the frame side
Also include hopper, the hopper is arranged on the side of the protective frame, for placing abs valve body to be measured.
The location-plate is provided with the location hole of positioning motor, and the motor is connected with abs valve body.
The wheel cylinder blocking component includes that wheel cylinder blocks axle and wheel cylinder closure cylinder, and the wheel cylinder closure axle is arranged on guide rail
On connecting plate, the guide rail splice is connected with the piston rod of wheel cylinder closure cylinder；The platen is provided with guide rail, described
Guide rail splice can be slided on the guide rail；The wheel cylinder closure axle can extend into envelope in the wheel cylinder holes of the abs valve body
Block up the wheel cylinder holes.
The master cylinder blocking component includes that master cylinder blocks cylinder and master cylinder closure axle, and the platen lower section is provided with cylinder installation
Plate, the master cylinder closure cylinder is arranged on the cylinder mounting plate, and the master cylinder closure axle and the master cylinder block cylinder
Piston rod is connected, and the master cylinder closure axle passes through the through hole of the platen, the master cylinder closure axle to can extend into the abs valve body
Master cylinder hole in the closure master cylinder hole.
The location-plate is provided with the location hole of positioning motor, and the motor is connected with abs valve body.
A technical scheme in above-mentioned technical proposal has the following advantages that or beneficial effect, the detent mechanism of sealing mechanism
Divide three parts, valve body is arranged in the Article 4 of location-plate to the 4 hole seal heads in the wheel cylinder face of inner side；Valve body is to table top side
To 2 hole seal heads, be arranged on pedestal bottom, passed through by the through hole of location-plate；Valve body above valve body electromagnetism valve face is compressed
Head and driving coil module, positioned at the surface of location-plate.By three distributions in direction, ABS magnetic valves are automatically performed
Sealing detection, high working efficiency.
Brief description of the drawings
Fig. 1 is the ABS magnetic valves self-checking of offer in the embodiment of the present invention and the knot of vacuum test device detent mechanism
Structure schematic diagram；
Fig. 2 is the structural representation after Fig. 1 installs ABS magnetic valves；
Fig. 3 is the structural representation of ABS magnetic valves self-checking and vacuum test device plugging mechanism；
Fig. 4 is the structural representation of ABS magnetic valves self-checking and vacuum test device plugging mechanism；
Fig. 5 is the structural representation of the ABS magnetic valves self-checking with hopper and vacuum test device；
Fig. 6 is the structural representation of ABS magnetic valves self-checking and vacuum test device；
Mark in above-mentioned figure is：1st, platen, 11, through hole, 210, padded plate, 211, support column, 22, location-plate,
221st, hole, 23, pre-positioning block, 24, side locating piece, 25, valve body, 26, ECU, 27, ABS energization components, 31, wheel cylinder closure axle,
32nd, wheel cylinder closure cylinder, 41, the stifled axle of primary seal, 42, primary seal gas shutoff cylinder, 51, framework, 52, lift cylinder, 53, depression bar, 6, frame,
7th, protective frame, 8, electric cabinet.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Referring to Fig. 1-6, have：
Frame, protective frame, electric cabinet, platen, detent mechanism, plugging mechanism and hold-down mechanism；
Detent mechanism includes：
Padded plate and support column, are arranged on platen；
Location-plate, on padded plate and support column, for placing ABS magnetic valves, location-plate is square；
Side locating piece, is arranged on two relative sides of square location-plate；
Pre-positioning block, is arranged on the Article 3 side of square location-plate, the wheel of the Article 4 side corresponding A BS valve bodies of location-plate
Cylinder face；
Location-plate is provided with the hole of the master cylinder mouthful of corresponding A BS valve body lower portions；
Platen is provided with the through hole of the master cylinder mouthful of corresponding A BS valve body lower portions；
ECU, can be arranged on ABS magnetic valves；
ABS energization components, are arranged on platen, can be that ABS magnetic valves and ECU provide electric power；
Plugging mechanism includes：Positioned at the wheel cylinder blocking component and the master cylinder envelope of closure master cylinder of the Article 4 side side of location-plate
Blocking component；
Hold-down mechanism includes：The work of the framework that is arranged on platen, the lift cylinder and lift cylinder being arranged on framework
Stopper rod is connected and for compressing the depression bar of abs valve body；
Detent mechanism is arranged in frame；Protective frame closing detent mechanism, plugging mechanism and detent mechanism；Electric cabinet is set
In frame side
Also include hopper, hopper is arranged on the side of protective frame, for placing abs valve body to be measured.
Location-plate is provided with the location hole of positioning motor, and motor is connected with abs valve body.
Wheel cylinder blocking component includes that wheel cylinder blocks axle and wheel cylinder closure cylinder, and wheel cylinder closure axle is arranged on guide rail splice
On, guide rail splice is connected with the piston rod of wheel cylinder closure cylinder；Platen is provided with guide rail, and guide rail splice can be on guide rail
Slide；Wheel cylinder closure axle can extend into closure wheel cylinder holes in the wheel cylinder holes of abs valve body.
Master cylinder blocking component includes that master cylinder blocks cylinder and master cylinder closure axle, and platen lower section is provided with cylinder mounting plate, master cylinder
Closure cylinder is arranged on cylinder mounting plate, and master cylinder blocks axle and is connected with the piston rod of master cylinder closure cylinder, and master cylinder closure axle is worn
The through hole of platen is crossed, master cylinder closure axle can extend into and master cylinder hole is blocked in the master cylinder hole of abs valve body.
Location-plate is provided with the location hole of positioning motor, and motor is connected with abs valve body.
Part positioning seat is fixed on table top, and by four wheel cylinder holes inner sides of abs valve body, LPA mouthfuls outwards, and magnetic valve is upward
Form arrangement；LPA sides are the peace block integrated with positioning fixture, and motor powers plug regarding the specific position of plug on product
Put and be placed on positioning base or movable ram.
Leakage tester is connected in the passage of wheel cylinder closure axle, and the passage from master cylinder closure axle passes through to pressurization in valve body
Leakage tester detection leakage.
Test event：
ABS self-checkings：Pressurizeed in master cylinder mouthful, while measurement circuit plug connector inserts the ECU connectors of ABS.Survey
The wheel speed analog circuit of examination equipment sends wheel speed signal, and ABS starts self-check program after meeting condition, and now test equipment is in ABS
Master cylinder mouthful pressurization, confirm that the function of each magnetic valve is normal by the pressure change for detecting each wheel cylinder mouthful, while detection is each
Whether the output flow of individual master cylinder mouthful is normal.
ABS vacuum fillings are tested：Vavuum pump and vacuum pressure sensor are accessed in the test loop of master cylinder mouthful, is started
The diagnostic mode of ABS, sends vacuum filling instruction, and vacuum is detected while master cylinder mouth is vacuumized.
When the MSA for carrying out nonumeric type using master body is calculated, the R＆R of test system<10%.
Equipment is constituted：
A) equipment stand：
I. device framework uses 5050 square tubes solderings, and metal heavy type pin cup and fork truck shovel pin positioning box are installed in bottom；Platform
Panel uses 20mm steel plates, plating nickel on surface；Test zone protective cover and testing cassete are built using 4040 aluminium section bars in table top top
Mounting bracket；Testing cassete can be arranged in protective cover or outside protective cover, but should be facilitated operation and be safeguarded；Industrial computer need to install cabinet
And keyboard holder, display is fixed on framework platform；Secondary distribution case is installed at equipment rear portion, for installing capture card, IO
Card etc.；
Ii. whole test zone installs organic glass protecting door, and wherein oriented manipulation person/pipeline side can open automatically
Open/close, other surfaces should install reliability, top emptying is beneficial to the release of measuring air pressure.Sealing test frock, product and
Positioning fixture and high-pressure hose need to be placed in protective cover；Working region top should install illuminating lamp.
Iii. embedded or outside in protective cover, touch panel case is installed, for placing touch-screen and other buttons and referring to
Show lamp；
Iv. this equipment is artificial operation equipment, poke-rod type trigger switch should be installed on protective door periphery, while protective door is all
Side is installed by light curtain；
V. the working plate for placing defect exemplar and calibration element should be designed under equipment table top.
Vi. position and the style that equipment should have the container for placing unqualified part, the container should be protected with producing line other equipment
Hold unification；
B) sealing test fixture；
I. the positioning and installation way of part：Part positioning seat is fixed on table top, inside by four wheel cylinder holes of abs valve body
Side, LPA is faced out, ECU form arrangements upward；Motor plug of powering is placed in depending on the particular location of plug on product E CU
On positioning base or movable ram,；
Ii. sealing test frock is divided into 4 parts：4 hole seal heads from valve body to the wheel cylinder face of side, valve body is to table top direction
2 hole seal heads, the valve body hold-down head above the ECU of ABS；
Iii. the compression of sealing frock is sequentially：The sealing frock in wheel cylinder face compresses the hole of wheel cylinder 4 first, and the pressure head at top is compressed
HCU surfaces, note avoiding ECU, and the cylinder rising of bottom master cylinder mouthful seal head blocks master cylinder mouthful, ECU plugs insertion ECU connectors
In；Above clamping process is time-consuming to be not more than 3S；
Iv. the design of wheel cylinder mouthful and master cylinder mouthful sealing frock need to can guarantee that each pressure head can independently compress TCH test channel,
And can be separately adjustable；Thrust should be more than 2 times of the air pressure reaction force that plug may bear.
V.4, by an air cylinder driven, the sealing frock of 2 master cylinders mouthful can be by one or two for the sealing frock of individual wheel cylinder mouthful
Cylinder drives respectively.Using it is outside close to or optoelectronic switch detect sealing frock in place with exit, unusable cylinder magnetic
Property switch；
Vi. the sealing of wheel cylinder mouthful uses general column sealed circle, and to change, sealing back of head installs fast slotting high pressure
Flexible pipe is connected with hard tube air supply opening；
Vii.ECU power plug need to according to client provide ECU shells drawing and pin definition determine plug size and
The specifications and models of spring probe；
Viii. for long stroke and with coordinating and the position of required precision uses linear bearing, such as wheel cylinder mouthful is close
Envelope frock, driving coil module frock etc.；Said mechanism should be arranged on monoblock type frame support；
C) pneumatic system and test pipeline portions；
I. source of the gas：The source of the gas of test loop is independent of one another with the source of the gas of pneumatic mechanism, the test high-pressure air source gas of equipment
Pipe uses DIN16, the SS304 stainless steel tubes of wall thickness 3mm, the source of the gas with factory to be connected by high-pressure hose, at main tracheae rear portion
High pressure hand-operated stop valve is installed, for being shut on or off source of the gas；5 microns of high pressure filters are installed after stop valve, after filter
Reducing is installed in portion, is supplied to low-pressure gas source；
Ii., 1 set of measuring air pressure governor motion is installed, test pressure is tentatively predefined for 5+/- 1bar, the regulation model of pressure regulator valve
It is 0-10bar to enclose；Electric control two-way is installed in the outlet of pressure regulator valve, for quick control break-make gas；
Iii., 2 ATEQ flow testers are installed, for detecting two master cylinders mouthful leaked-in air flow；
Iv. choke valve is installed in the end of 4 wheel cylinder test pipelines, for setting piping flow by hand；
V. a full set of test loop is arranged on the installing plate of test special pneumatic loop, and installing plate is disposed vertically under workbench
Side；Pressure sensor need to be arranged on independent base, and base material is SS304；This equipment using SMC test two-way valves,
All of sensor and magnetic valve are installed on pneumatic circuit installing plate；
Vi. flow tester is arranged on test equipment desktop top, should facilitate setting and operate, the pipeline of flow tester
Should shorten as far as possible；
Vii. all pressure duct materials on test board are the DIN12SS304 steel pipes of wall thickness 1mm, each element and pipe
It is fixed using removable ferrule fitting between road.Input and output to the pressure duct for testing seal head passes through on equipment desktop
Support or link frock are fixed, and by high-pressure hose, source of the gas are introduced the sealing test head of air cylinder driven from pipeline.
Viii. the inapplicable high-pressure hose of this equipment, installs hard test sebific duct and is supplied with fixed for UNICOM's sealing test head
Air hardening pipe.
Ix. the source of the gas treatment of air cylinder driven and magnetic valve are arranged on independent installing plate,
X. pneumatic system is installed in desktop lower section with the installing plate of test system, faces operator direction.Plate face is reserved
Position illustrates nameplate to arrange pneumatic circuit；
Xi. vavuum pump is arranged in independent seats, and base matches somebody with somebody casters with a brake, can free adjustment position, vavuum pump is arranged in
Equipment table top periphery, is connected into the test loop of master cylinder mouthful by vacuum hose；
D) electric and control section：
I. equipment should have electric box, for placing and install large power supply, usb data capture card, IO cards, terminals
The communication module of son etc., the IO control terminals of testing cassete, and testing cassete, the test data and test program of tentative testing cassete are cut
Change by 232 serial communications；
Ii. equipment realizes experimentation control and data collection by IPC, by the same upper machine communication of Ethernet, completes
Data record；
Iii. equipment should have the dc source of more than 250W, the ECU for driving product；
Iv. the specific requirement regarding client and product feature, configuration fictitious load plate and external circuit simulation board are needed；
V. the sensor of equipment should be able to detect following state：
Bar code on 1.ABS valve bodies；
Whether the presence or absence of 2.ABS valve bodies and it is put in place；
3. each sealing frock is in and advances or going-back position；
4. whether defective work puts into, if defective work reaches setting quantity；
5. the state of protective door；
Vi. equipment is used to show test event and test data using IPC and general liquid crystal display；Simultaneously in panel bin
It is upper that three-color LED is installed to show Product Status；
Vii. this station is artificial operation equipment, hand driving lever switch should be installed, for starting device.
Viii. this equipment at least has height pressurized air source air pressure and 6 air pressure of pipe passage, totally 8 pressure sensors,
The test pressure scope of pressure sensor is 0-3MPa, and output type is simulation 5V；
Product is remodeled：
A) this project only considers the specific model that client specifies, but should be able to by changing seal head and driving coil module,
Realize that product is remodeled, do not require to be remodeled function with automatic on-line；
The treatment of defective work：
A) test crash is such as detected in test process, that is, stops test beat, excluded remaining high in valve body and pipeline
Calm the anger to discharge after body and compress and sealing frock, operating personnel remove part from station, are put into defective work slideway；
B) slideway of defective work must be put into part and reach the detection function of the upper limit；
Safety, protection and noise：
A) test zone has lucite protective cover；
B) there is automatic protective door；
The configuration of plant facilities and requirement：
A) 220V, 30A power；
B) it is not less than the pneumatic system air pressure of 6bar
C) the test air pressure of 20MPa, actually used pressure is not more than 1MPa；
After above-mentioned structure, three parts of the detent mechanism of sealing mechanism point, 4 holes from valve body to the wheel cylinder face of inner side
Seal head, is arranged in the Article 4 of location-plate；Valve body is arranged on pedestal bottom to the 2 hole seal heads in table top direction, by fixed
The through hole of position plate is passed through；Valve body hold-down head and driving coil module above valve body electromagnetism valve face, positioned at just going up for location-plate
Side.By three distributions in direction, the sealing detection of ABS magnetic valves, high working efficiency are automatically performed.
The present invention is exemplarily described above in conjunction with accompanying drawing, it is clear that the present invention is implemented and do not receive aforesaid way
Limitation, as long as employing the improvement of various unsubstantialities that method of the present invention design and technical scheme are carried out, or without changing
Enter and design of the invention and technical scheme are directly applied into other occasions, within protection scope of the present invention.
Claims (4)
1. a kind of ABS magnetic valves self-checking with hopper and vacuum test device, it is characterised in that have：
Frame, protective frame, electric cabinet, platen, detent mechanism, plugging mechanism and hold-down mechanism；
The detent mechanism includes：
Padded plate and support column, are arranged on the platen；
Location-plate, on the padded plate and support column, for placing ABS magnetic valves, the location-plate is square；
Side locating piece, is arranged on two relative sides of the square location-plate；
Pre-positioning block, is arranged on the Article 3 side of the square location-plate, the Article 4 side corresponding A BS valve bodies of the location-plate
Wheel cylinder face；
The location-plate is provided with the hole of the master cylinder mouthful of the correspondence abs valve body bottom；
The platen is provided with the through hole of the master cylinder mouthful of the correspondence abs valve body bottom；
ECU, can be arranged on the ABS magnetic valves；
ABS energization components, are arranged on the platen, can be that the ABS magnetic valves and ECU provide electric power；
The plugging mechanism includes：Wheel cylinder blocking component and the master of closure master cylinder positioned at the Article 4 side side of the location-plate
Potting blocking component；
The hold-down mechanism includes：It is arranged on framework on the platen, lift cylinder on said frame is set and described
The piston rod of lift cylinder is connected and for compressing the depression bar of the abs valve body；
The detent mechanism is arranged in the frame；The protective frame closes the detent mechanism, plugging mechanism and localization machine
Structure；The electric cabinet is arranged on the frame side；
Also include hopper, the hopper is arranged on the side of the protective frame, for placing abs valve body to be measured.
2. the ABS magnetic valves self-checking with hopper as claimed in claim 1 and vacuum test device, it is characterised in that institute
The location hole that location-plate is provided with positioning motor is stated, the motor is connected with abs valve body.
3. the ABS magnetic valves self-checking with hopper as claimed in claim 2 and vacuum test device, it is characterised in that institute
State wheel cylinder blocking component and block axle and wheel cylinder closure cylinder including wheel cylinder, the wheel cylinder closure axle is arranged on guide rail splice,
The guide rail splice is connected with the piston rod of wheel cylinder closure cylinder；The platen is provided with guide rail, the guide rail connection
Plate can be slided on the guide rail；The wheel cylinder closure axle can extend into the closure wheel in the wheel cylinder holes of the abs valve body
Cylinder holes.
4. the ABS magnetic valves self-checking with hopper as claimed in claim 3 and vacuum test device, it is characterised in that institute
State master cylinder blocking component and block cylinder and master cylinder closure axle including master cylinder, the platen lower section is provided with cylinder mounting plate, the master
Potting gas shutoff cylinder is arranged on the cylinder mounting plate, and the master cylinder closure axle connects with the piston rod of master cylinder closure cylinder
Connect, the master cylinder closure axle passes through the through hole of the platen, the master cylinder closure axle to can extend into the master cylinder hole of the abs valve body
The interior closure master cylinder hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611060974.4A CN106768714A (en) | 2016-11-28 | 2016-11-28 | A kind of ABS magnetic valves self-checking with hopper and vacuum test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611060974.4A CN106768714A (en) | 2016-11-28 | 2016-11-28 | A kind of ABS magnetic valves self-checking with hopper and vacuum test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106768714A true CN106768714A (en) | 2017-05-31 |
Family
ID=58913266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611060974.4A Pending CN106768714A (en) | 2016-11-28 | 2016-11-28 | A kind of ABS magnetic valves self-checking with hopper and vacuum test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106768714A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992011520A2 (en) * | 1990-12-21 | 1992-07-09 | Siemens Aktiengesellschaft | Functional testing of solenoid valves in air |
| CN201716149U (en) * | 2010-05-21 | 2011-01-19 | 上海华依科技发展有限公司 | Engine intake vacuum online detection mechanism |
| CN202447350U (en) * | 2012-02-27 | 2012-09-26 | 上海瑞尔实业有限公司 | Cleaning fixture |
| CN103076140A (en) * | 2013-01-09 | 2013-05-01 | 昆山佳铭自动化科技有限公司 | Brake fluid pot air tightness detection device |
| CN104977131A (en) * | 2015-07-03 | 2015-10-14 | 芜湖全程智能科技有限公司 | Performance test equipment for ABS solenoid valve |
| CN105300630A (en) * | 2015-11-03 | 2016-02-03 | 宁波管通机械有限公司 | Hermetic sealing program control testing stand |
| CN205483449U (en) * | 2016-03-21 | 2016-08-17 | 珠海嵘泰有色金属铸造有限公司 | Test of car integrated control valve body gas tightness is equipped |
-
2016
- 2016-11-28 CN CN201611060974.4A patent/CN106768714A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992011520A2 (en) * | 1990-12-21 | 1992-07-09 | Siemens Aktiengesellschaft | Functional testing of solenoid valves in air |
| CN201716149U (en) * | 2010-05-21 | 2011-01-19 | 上海华依科技发展有限公司 | Engine intake vacuum online detection mechanism |
| CN202447350U (en) * | 2012-02-27 | 2012-09-26 | 上海瑞尔实业有限公司 | Cleaning fixture |
| CN103076140A (en) * | 2013-01-09 | 2013-05-01 | 昆山佳铭自动化科技有限公司 | Brake fluid pot air tightness detection device |
| CN104977131A (en) * | 2015-07-03 | 2015-10-14 | 芜湖全程智能科技有限公司 | Performance test equipment for ABS solenoid valve |
| CN105300630A (en) * | 2015-11-03 | 2016-02-03 | 宁波管通机械有限公司 | Hermetic sealing program control testing stand |
| CN205483449U (en) * | 2016-03-21 | 2016-08-17 | 珠海嵘泰有色金属铸造有限公司 | Test of car integrated control valve body gas tightness is equipped |
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Application publication date: 20170531 |
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