CN106404297A - ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism - Google Patents
ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism Download PDFInfo
- Publication number
- CN106404297A CN106404297A CN201611061016.9A CN201611061016A CN106404297A CN 106404297 A CN106404297 A CN 106404297A CN 201611061016 A CN201611061016 A CN 201611061016A CN 106404297 A CN106404297 A CN 106404297A
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- Prior art keywords
- cylinder
- abs
- plate
- electromagnetic valve
- master cylinder
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Classifications
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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
Abstract
The invention discloses an ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism which comprises a platen, a pad plate and a support column arranged on the platen, a square positioning plate which is installed on the pad plate and the support column and is used for placing an ABS electromagnetic valve, side positioning blocks which are arranged at two opposite sides of the square positioning plate, a front positioning block which is arranged at the third side of the square positioning plate, an ECU which can be installed on the ABS electromagnetic valve, an ABS power-on component which is arranged on the platen and can provide power to the ABS electromagnetic valve and the ECU, a sealing mechanism, and a tightening mechanism which presses the ABS electromagnetic valve in an ABS electromagnetic valve self-checking test of automatically detecting ABS electromagnetic valve sealing and a vacuum testing device, wherein the fourth side of the positioning plate is corresponding to the wheel cylinder surface of the ABS valve, the positioning plate is provided with a hole corresponding to the main cylinder port of the lower part of the ABS valve, the platen is provided with a through hole corresponding to the main cylinder port of the lower part of the ABS valve.
Description
Technical field
The invention belongs to ABS Solenoid Valve Technology field, more particularly, to a kind of ABS electromagnetic valve self-checking and vacuum test dress
Put hold-down mechanism.
Background technology
ABS electromagnetic valve is the significant components of ABS system (anti-blocking brake system),
During realizing the present invention, inventor finds that prior art at least has problems with：Traditional ABS electromagnetic valve
Test is operated using artificial, inefficiency.
Content of the invention
The technical problem to be solved is to provide a kind of ABS electromagnetic valve in the sealing of automatic detection ABS electromagnetic valve
Play the ABS electromagnetic valve self-checking of effect and the vacuum test dress of compression ABS electromagnetic valve in self-checking and vacuum test device
Put hold-down mechanism.
In order to solve above-mentioned technical problem, the technical solution adopted in the present invention is：A kind of ABS electromagnetic valve self-checking and
Vacuum test device hold-down mechanism, has：
Platen, detent mechanism, plugging mechanism and hold-down mechanism；
Described detent mechanism includes：
Padded plate and support column, are arranged on described platen；
Location-plate, is arranged on described padded plate and support column, and for placing ABS electromagnetic valve, described location-plate is square；
Side locating piece, is arranged on two relative sides of described square location-plate；
Pre-positioning block, is arranged on the Article 3 side of described square location-plate, Article 4 side corresponding A BS of described location-plate
The wheel cylinder face of valve body；
Described location-plate is provided with the hole of the master cylinder mouth of corresponding described abs valve body bottom；
Described platen is provided with the through hole of the master cylinder mouth of corresponding described abs valve body bottom；
ECU, can be arranged on described ABS electromagnetic valve；
ABS energising assembly, is arranged on described platen, can be described ABS electromagnetic valve and ECU offer electric power；
Plugging mechanism includes：Wheel cylinder blocking component positioned at the Article 4 side side of described location-plate and the master of closure master cylinder
Potting blocking component；
Hold-down mechanism includes：Be arranged on framework on described platen, setting lift cylinder on said frame with described
The piston rod of lift cylinder connects and is used for compressing the depression bar of described abs valve body.
Described location-plate is provided with the location hole of positioning motor, and described motor is connected with abs valve body.
Described wheel cylinder blocking component includes wheel cylinder closure axle and wheel cylinder closure cylinder, and described wheel cylinder closure axle is arranged on guide rail
On connecting plate, the piston rod that described guide rail splice blocks cylinder with described wheel cylinder is connected；Described platen is provided with guide rail, described
Guide rail splice can slide on described guide rail；Described wheel cylinder blocks the wheel cylinder in the hole envelope that axle can extend into described abs valve body
Block up described wheel cylinder holes.
Described master cylinder blocking component includes master cylinder closure cylinder and master cylinder closure axle, is provided with cylinder and installs below described platen
Plate, described master cylinder closure cylinder is arranged on described cylinder mounting plate, and described master cylinder blocks axle and blocks cylinder with described master cylinder
Piston rod connects, and described master cylinder blocks the through hole that axle passes through described platen, and described master cylinder closure axle can extend into described abs valve body
Master cylinder in the hole block described master cylinder hole.
Described location-plate is provided with the location hole of positioning motor, and described motor is connected with abs valve body.
One of technique scheme technical scheme has the advantage that or beneficial effect, the detent mechanism of sealing mechanism
Divide three parts, the 4 hole seal heads in the wheel cylinder face to inner side for the valve body, be arranged in the Article 4 of location-plate；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 compression above valve body electromagnetism valve face
Head and driving coil module, positioned at the surface of location-plate.By the distribution in three directions, in automatic detection ABS electromagnetic valve
Play the effect of compression ABS electromagnetic valve in the ABS electromagnetic valve self-checking of sealing and vacuum test device.It is automatically performed ABS electromagnetism
The sealing detection of valve, high working efficiency.
Brief description
Fig. 1 is the ABS electromagnetic valve self-checking that provides in the embodiment of the present invention and the determining of vacuum test device hold-down mechanism
The structural representation of position mechanism；
Fig. 2 installs the structural representation after ABS electromagnetic valve for Fig. 1；
Fig. 3 is the structural representation of ABS electromagnetic valve self-checking and vacuum test device plugging mechanism；
Fig. 4 is the structural representation of ABS electromagnetic valve self-checking and vacuum test device plugging mechanism；
Fig. 5 is the structural representation of ABS electromagnetic valve self-checking and vacuum test device hold-down mechanism；
The labelling of above-mentioned in 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 energising assembly, 31, wheel cylinder closure axle,
32nd, wheel cylinder closure cylinder, 41, primary seal block up axle, 42, primary seal gas shutoff cylinder.
Specific embodiment
For making 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. 1-5, have：
Platen, detent mechanism, plugging mechanism and hold-down mechanism；
Detent mechanism includes：
Padded plate and support column, are arranged on platen；
Location-plate, is arranged on padded plate and support column, and for placing ABS electromagnetic valve, 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 body of location-plate
Cylinder face；
Location-plate is provided with the hole of the master cylinder mouth of corresponding A BS valve body lower portion；
Platen is provided with the through hole of the master cylinder mouth of corresponding A BS valve body lower portion；
ECU, can be arranged on ABS electromagnetic valve；
ABS energising assembly, is arranged on platen, can be ABS electromagnetic valve and ECU offer electric power；
Plugging mechanism includes：The master cylinder envelope of the wheel cylinder blocking component positioned at the Article 4 side side of location-plate and closure master cylinder
Blocking component；
Hold-down mechanism includes：Be arranged on framework on described platen, setting lift cylinder on said frame with described
The piston rod of lift cylinder connects and is used for compressing the depression bar of described abs valve body.
Location-plate is provided with the location hole of positioning motor, and motor is connected with abs valve body.
Wheel cylinder blocking component includes wheel cylinder closure axle and wheel cylinder closure cylinder, and wheel cylinder closure axle is arranged on guide rail splice
On, the piston rod that guide rail splice blocks cylinder with wheel cylinder is connected；Platen is provided with guide rail, and guide rail splice can be on guide rail
Slide；Wheel cylinder blocks the wheel cylinder in the hole closure wheel cylinder holes that axle can extend into abs valve body.
Master cylinder blocking component includes master cylinder closure cylinder and master cylinder closure axle, is provided with cylinder mounting plate, master cylinder below platen
Closure cylinder is arranged on cylinder mounting plate, and master cylinder is blocked axle and is connected with the piston rod of master cylinder closure cylinder, and master cylinder closure axle is worn
Cross the through hole of platen, master cylinder blocks the master cylinder in the hole closure master cylinder hole that axle can extend into 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 in the hole sides of abs valve body, outwards, electromagnetic valve is upward for LPA mouth
Form arrangement；LPA side is the peace block integrated with positioning fixture, and motor supplies plug to regard the concrete position of plug on product
Put and be placed on positioning base or movable ram.
Leakage tester be connected on wheel cylinder block axle passage in, from master cylinder block axle passage to valve body in pressurize, pass through
Leakage tester detection is revealed.
Test event：
ABS self-checking：In the pressurization of master cylinder mouth, the ECU adapter of the ABS of measurement circuit pin connector insertion simultaneously.Survey
The wheel speed analog circuit of examination equipment sends wheel speed signal, and after meeting condition, ABS starts self-check program, and now test equipment is in ABS
The pressurization of master cylinder mouth, confirm that by the pressure change detecting each wheel cylinder mouth the function of each electromagnetic valve is normal, detect each simultaneously
Whether the output flow of individual master cylinder mouth is normal.
ABS vacuum filling is tested：Access vacuum pump and vacuum pressure sensor in the test loop of master cylinder mouth, start
The diagnostic mode of ABS, sends vacuum filling instruction, detects vacuum while master cylinder mouth evacuation.
When being calculated using the MSA that master body carries out nonumeric type, 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 foot cup and fork truck shovel foot positioning box are installed in bottom；Platform
Panel uses 20mm steel plate, plating nickel on surface；Test zone protective cover and testing cassete is built using 4040 aluminium section bars above table top
Mounting bracket；Testing cassete may be installed in protective cover or outside protective cover, but should conveniently operate and safeguard；Industrial computer need to install cabinet
And keyboard holder, display is fixed on framework platform；At equipment rear portion, secondary distribution case is installed, for installing capture card, IO
Card etc.；
Ii. whole test zone installs organic glass protecting door, and wherein oriented manipulation person/pipeline side can be opened automatically
Open/close, other surfaces should install reliability, top is vented, and 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；Illuminating lamp should be installed above working region.
Iii. embed or outside in protective cover, touch panel case is installed, for placing touch screen and other buttons and finger
Show lamp；
Iv. this equipment is artificial operation equipment, should install poke-rod type trigger switch in protective door periphery, simultaneously protective door week
Light curtain is installed on side；
V. the working plate placing defect exemplar and calibration element should be designed under equipment table top.
Vi. equipment should have the container placing unqualified part, and the position of this container and style should be protected with producing line other equipment
Hold unification；
B) sealing test fixture；
I. the positioning of part and installation way：Part positioning seat is fixed on table top, inside by four wheel cylinder holes of abs valve body
Side, LPA faces out, ECU form arrangement upward；Motor is placed in depending on the particular location of plug in product E CU for plug
On positioning base or movable ram,；
Ii. sealing test frock is divided into 4 parts：The 4 hole seal heads in the wheel cylinder face to side for the valve body, 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 order of sealing frock：The sealing frock in wheel cylinder face compresses wheel cylinder 4 hole, the pressure head compression at top first
HCU surface, notes avoiding ECU, and master cylinder mouth seal head cylinder rising in bottom blocks master cylinder mouth, and ECU plug inserts ECU adapter
In；Above clamping process takes and is not more than 3S；
Iv. the design of wheel cylinder mouth and master cylinder mouth sealing frock need to can guarantee that each pressure head all independently can compress TCH test channel,
And can independent regulation；Thrust should be more than 2 times of the air pressure counteracting force that plug may bear.
V.4, by an air cylinder driven, the sealing frock of 2 master cylinder mouths can be by one or two for the sealing frock of individual wheel cylinder mouth
Cylinder drives respectively.Detect putting in place and exiting of sealing frock, unusable cylinder magnetic using outside close or photoswitch
Property switch；
Vi. the sealing of wheel cylinder mouth uses general column sealed circle, to change, sealing back of head installs the high pressure inserted soon
Flexible pipe is connected with hard tube air supply opening；
Vii.ECU supply plug need to according to client provide ECU shell drawing and pin definition determine plug size and
The specifications and models of spring probe；
Viii. for Long travel and have cooperation and the position of required precision uses linear bearing, such as wheel cylinder mouth 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 tube of wall thickness 3mm, is connected by high-pressure hose with the source of the gas of factory, at main trachea rear portion
High pressure hand-operated stop valve is installed, is used for being shut on or off source of the gas；After stop valve, 5 microns of high pressure filters are installed, after filter
Reducing is installed in portion, to low-pressure gas source supply；
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
Enclose for 0-10bar；In the outlet of pressure regulator valve, electric control two-way is installed, for quick control break-make gas；
Iii., 2 ATEQ flow testers are installed, for detecting two master cylinder mouth leaked-in air flows；
Iv. choke valve is installed in the end testing pipeline in 4 wheel cylinders, sets piping flow for manual；
V. a complete 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 transducer need to be arranged on independent base, and base material is SS304；This equipment using SMC test two-way valve,
All of sensor and electromagnetic valve are installed on pneumatic circuit installing plate；
Vi. flow tester is arranged on above test equipment desktop, should conveniently set and operate, the pipeline of flow tester
Should shorten as far as possible；
Vii. all pressure duct materials on test board are DIN12SS304 steel pipe, each element and the pipe of wall thickness 1mm
Fixation between road uses removable ferrule fitting.Input and output are passed through on equipment desktop to the pressure duct testing seal head
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 supplies with fixing for UNICOM's sealing test head
Air hardening pipe.
Ix. the source of the gas of air cylinder driven is processed and electromagnetic valve is arranged on independent installing plate,
X. pneumatic system and the installing plate of test system are installed in below desktop, face operator direction.Plate face reserves
Position is so that arrangement pneumatic circuit explanation nameplate；
Xi. vacuum pump is arranged in independent seats, and base joins casters with a brake, can free adjustment position, vacuum pump is arranged in
Equipment table top periphery, is connected in the test loop of master cylinder mouth by vacuum hose；
D) electrically and control section：
I. equipment should have electric box, for placing and installing large power supply, usb data capture card, IO card, terminals
Son etc., the IO control terminal of testing cassete, and the communication module of testing cassete, the test data of tentative testing cassete and test program are cut
Change by 232 serial communications；
Ii. equipment realizes experimentation control 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, for driving the ECU of 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 body；
The presence or absence of 2.ABS valve body and whether being put in place；
3. each sealing frock is in advance 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 for showing test event and test data using IPC and general liquid crystal display；Simultaneously in panel bin
Upper installation three-color LED is to show Product Status；
Vii. this station is artificial operation equipment, should install hand driving lever switch, for starting device.
Viii. this equipment at least has the air pressure of height pressurized air source air pressure and 6 pipe passages, totally 8 pressure transducers,
The test pressure scope of pressure transducer is 0-3MPa, and output type is simulation 5V；
The remodeling of product：
A) this project only considers the specific model that client specifies, but should be able to pass through to change seal head and driving coil module,
Realize product to remodel, do not require to remodel function with automatic on-line；
The process of defective work：
A) as test crash is detected in test process, that is, stop test beat, remaining high in exclusion valve body and pipeline
Calm the anger release compression and sealing frock after body, part is taken off by operator from station, puts into defective work slideway；
B) slideway of defective work must have the detection function that part is put into and reached 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, the detent mechanism of sealing mechanism divides three parts, 4 holes in the wheel cylinder face to inner side for the valve body
Seal head, is arranged in the Article 4 of location-plate；Valve body, to the 2 hole seal heads in table top direction, is arranged on pedestal bottom, by fixed
The through hole of position plate passes through；Valve body hold-down head above valve body electromagnetism valve face and driving coil module, just going up positioned at location-plate
Side.By the distribution in three directions, in ABS electromagnetic valve self-checking and the vacuum test dress of the sealing of automatic detection ABS electromagnetic valve
Play the effect of compression ABS electromagnetic valve in putting.It is automatically performed the sealing detection of ABS electromagnetic valve, high working efficiency.
Above in conjunction with accompanying drawing, the present invention is exemplarily described it is clear that the present invention implements is not subject to aforesaid way
Restriction, 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 the design of the present invention and technical scheme are directly applied to other occasions, all within protection scope of the present invention.
Claims (4)
1. a kind of ABS electromagnetic valve self-checking and vacuum test device hold-down mechanism are it is characterised in that have：
Platen, detent mechanism, plugging mechanism and hold-down mechanism；
Described detent mechanism includes：
Padded plate and support column, are arranged on described platen；
Location-plate, is arranged on described padded plate and support column, and for placing ABS electromagnetic valve, described location-plate is square；
Side locating piece, is arranged on two relative sides of described square location-plate；
Pre-positioning block, is arranged on the Article 3 side of described square location-plate, the Article 4 side corresponding A BS valve body of described location-plate
Wheel cylinder face；
Described location-plate is provided with the hole of the master cylinder mouth of corresponding described abs valve body bottom；
Described platen is provided with the through hole of the master cylinder mouth of corresponding described abs valve body bottom；
ECU, can be arranged on described ABS electromagnetic valve；
ABS energising assembly, is arranged on described platen, can be described ABS electromagnetic valve and ECU offer electric power；
Described plugging mechanism includes：Wheel cylinder blocking component positioned at the Article 4 side side of described location-plate and the master of closure master cylinder
Potting blocking component；
Described hold-down mechanism includes：Be arranged on framework on described platen, setting lift cylinder on said frame with described
The piston rod of lift cylinder connects and is used for compressing the depression bar of described abs valve body.
2. ABS electromagnetic valve self-checking as claimed in claim 1 and vacuum test device hold-down mechanism are it is characterised in that institute
State the location hole that location-plate is provided with positioning motor, described motor is connected with abs valve body.
3. ABS electromagnetic valve self-checking as claimed in claim 2 and vacuum test device hold-down mechanism are it is characterised in that institute
State wheel cylinder blocking component and include wheel cylinder closure axle and wheel cylinder closure cylinder, described wheel cylinder closure axle is arranged on guide rail splice,
The piston rod that described guide rail splice blocks cylinder with described wheel cylinder is connected；Described platen is provided with guide rail, and described guide rail connects
Plate can slide on described guide rail；Described wheel cylinder blocks the wheel cylinder in the hole described wheel of closure that axle can extend into described abs valve body
Cylinder holes.
4. ABS electromagnetic valve self-checking as claimed in claim 3 and vacuum test device hold-down mechanism are it is characterised in that institute
State master cylinder blocking component and include master cylinder closure cylinder and master cylinder closure axle, be provided with cylinder mounting plate below described platen, described master
Potting gas shutoff cylinder is arranged on described cylinder mounting plate, and described master cylinder is blocked axle and connected with the piston rod of described master cylinder closure cylinder
Connect, described master cylinder blocks the through hole that axle passes through described platen, described master cylinder blocks the master cylinder hole that axle can extend into described abs valve body
The described master cylinder hole of interior closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061016.9A CN106404297A (en) | 2016-11-28 | 2016-11-28 | ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611061016.9A CN106404297A (en) | 2016-11-28 | 2016-11-28 | ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106404297A true CN106404297A (en) | 2017-02-15 |
Family
ID=58081982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611061016.9A Pending CN106404297A (en) | 2016-11-28 | 2016-11-28 | ABS electromagnetic valve self-checking test and vacuum testing device pressing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106404297A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612751A (en) * | 2018-06-20 | 2018-10-02 | 浙江亚太机电股份有限公司 | It is a kind of to seal and compress reliable ECU device for detecting sealability |
| CN109764944A (en) * | 2019-03-04 | 2019-05-17 | 常州市成丰流量仪表有限公司 | The full-automatic pressure testing device of electromagnetic flowmeter and pressure-measuring method |
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| US5880358A (en) * | 1994-01-05 | 1999-03-09 | Emmitte, Jr.; John P. | Method and apparatus for pressure testing valves |
| CN202447350U (en) * | 2012-02-27 | 2012-09-26 | 上海瑞尔实业有限公司 | Cleaning fixture |
| CN203490035U (en) * | 2013-09-16 | 2014-03-19 | 苏州工业园区格比机电有限公司 | A vacuum actuator online detecting apparatus |
| CN104236803A (en) * | 2014-09-09 | 2014-12-24 | 江苏贝孚德通讯科技股份有限公司 | Clamp for pressure casting duplexer performance automatic testing |
| 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 |
| 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 |
| CN206223361U (en) * | 2016-11-28 | 2017-06-06 | 芜湖全程智能科技有限公司 | ABS magnetic valves self-checking and vacuum test device hold-down mechanism |
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2016
- 2016-11-28 CN CN201611061016.9A patent/CN106404297A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5880358A (en) * | 1994-01-05 | 1999-03-09 | Emmitte, Jr.; John P. | Method and apparatus for pressure testing valves |
| CN202447350U (en) * | 2012-02-27 | 2012-09-26 | 上海瑞尔实业有限公司 | Cleaning fixture |
| CN203490035U (en) * | 2013-09-16 | 2014-03-19 | 苏州工业园区格比机电有限公司 | A vacuum actuator online detecting apparatus |
| CN104236803A (en) * | 2014-09-09 | 2014-12-24 | 江苏贝孚德通讯科技股份有限公司 | Clamp for pressure casting duplexer performance automatic testing |
| 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 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612751A (en) * | 2018-06-20 | 2018-10-02 | 浙江亚太机电股份有限公司 | It is a kind of to seal and compress reliable ECU device for detecting sealability |
| CN108612751B (en) * | 2018-06-20 | 2019-11-26 | 浙江亚太机电股份有限公司 | It is a kind of to seal and compress reliable ECU device for detecting sealability |
| CN109764944A (en) * | 2019-03-04 | 2019-05-17 | 常州市成丰流量仪表有限公司 | The full-automatic pressure testing device of electromagnetic flowmeter and pressure-measuring method |
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Application publication date: 20170215 |