CN209043535U - A kind of casting gas tightness measurer for air-cylinder type executing agency - Google Patents
A kind of casting gas tightness measurer for air-cylinder type executing agency Download PDFInfo
- Publication number
- CN209043535U CN209043535U CN201822038210.6U CN201822038210U CN209043535U CN 209043535 U CN209043535 U CN 209043535U CN 201822038210 U CN201822038210 U CN 201822038210U CN 209043535 U CN209043535 U CN 209043535U
- Authority
- CN
- China
- Prior art keywords
- air
- support plate
- executing agency
- cylinder type
- circular groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of casting gas tightness measurers for air-cylinder type executing agency, including support plate, the top surface of support plate has upwardly extended annular convex platform, annular convex platform surrounds circular groove, the center position of the top surface respective circular groove of support plate has upwardly extended cylindrical end tangs, it is provided with the first vertically extending threaded hole in cylindrical end tangs, is provided with the gas source interface being connected to circular groove in support plate.The relativeness between each part of air-cylinder type executing agency is dexterously utilized in the utility model, the original sealing plane of part is borrowed, the stress condition of part at work is considered simultaneously, operating condition can be simulated to test, directly fabricated part can be detected, part is really reduced in the stress condition and compression situation of working condition, is capable of providing more accurate leak detection as a result, inspection result has higher reliability.
Description
Technical field
The utility model relates to the valve detection device fields of air-cylinder type executing agency, specially a kind of to be used for air-cylinder type
The casting gas tightness measurer of executing agency.
Background technique
Air-cylinder type executing agency includes the portions such as piston 20, upper end cover 30, lower cover 40, cylinder barrel 50, piston rod 60, bracket 70
Part, as shown in Figure of description 1, air-cylinder type executing agency has structure simple, stable working performance, the thrust magnitude being capable of providing
The characteristics such as larger, are widely used in the driving mechanism of control valve and switch valve, and air-cylinder type executing agency is mainly used for gate valve, great Kou
Diameter regulating valve, three-way control valve provide driving force source, realize that valve carries out switch by instrument air in workplace and moves
Make.
Due to using the general cylinder diameter of air-cylinder type executing agency on heavy-caliber gate valve and regulating valve larger, bleed pressure compared with
Height, in addition have higher requirement to the rigidity of material, it is advantageous to bearer spheroidal graphite cast-iron be usually used process, this
Sample part has preferable rigidity, while can carry out complicated design, can satisfy the performance and lightweight of executing agency
Requirement, but relative to forging material is used, cast structure structure is laxer, it is understood that there may be stomata and burning into sand such as occur
The casting flaw of penetrability, it will the service performance of the part is influenced, so needing to test to part air-tightness.
Currently, the means of most of producer's detection cylinder bearer air-tightness are: air-cylinder type executing agency is assembled
Afterwards, it to pressure-air is passed through in cylinder, is uniformly tested for the property and is tested with closed type.This mode easily occurs because of casting gas
The leakage of part penetrability caused by hole or shrinkage porosite causes the set pneumatic actuator to need to disassemble the replacement part, affects dress
Working efficiency with assembly line, while being dismounted for multiple times also will affect the service performance and stability of air-cylinder type executing agency.
Utility model content
Part time job condition can be simulated the technical problem to be solved by the utility model is to provide one kind to test,
The air-leakage test for realizing all casting bearers of air-cylinder type executing agency can improve executing for air-cylinder type for working efficiency
The casting gas tightness measurer of mechanism.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: one kind executing machine for air-cylinder type
The casting gas tightness measurer of structure, including support plate, the top surface of the support plate have upwardly extended annular convex platform, the annular
Boss surrounds circular groove, and it is convex that the center position of the corresponding circular groove in the top surface of the support plate has upwardly extended cylindricality
Platform is provided with the first vertically extending threaded hole in the cylindrical end tangs, is provided in the support plate and is connected to the circular groove
Gas source interface.
Further, the top surface of the annular convex platform is provided with annular groove, and the annular groove and the circular groove
Coaxial line, the internal diameter of the annular groove are greater than the diameter of the circular groove, and the depth of the annular groove is less than the circle
The depth of connected in star, the annular groove penetrate through the periphery wall of the annular convex platform outward.
Further, multiple the second vertically extending threaded holes are provided with along its circumferential direction in the groove bottom wall of the annular groove.
Further, the gas source interface is provided with the bottom surface of the support plate.
Further, the surrounding side of the support plate is provided with multiple lifting threaded holes.
Further, the support plate is in disk form.
The beneficial effects of the utility model are embodied in:
The relativeness between each part of air-cylinder type executing agency is dexterously utilized in the utility model, has borrowed part original
Some sealing planes, while the stress condition of part at work is considered, part time job condition can be simulated and tested,
Directly fabricated part can be detected, really reduce part in the stress condition and compression situation of working condition, Neng Gouti
For more accurately hunting leak as a result, inspection result has higher reliability.
The utility model structure is simple, is easy production, and production and use cost are cheap, has checkout procedure simple, operation
Convenient advantage, can a plurality of component sharings, realize the detection of all casting bearers of specification air-cylinder type executing agency, can
For individually examining finished part leakproofness, while the same tool can realize the inspection of multiple parts of same specification.
The utility model does not need to increase any technique Working position for the inspection process, has versatility when examining
By force, conveniently characteristic is examined, the inspection process of such part is greatly simplified, improves work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of air-cylinder type executing agency.
Fig. 2 is section of an embodiment of the present invention for the casting gas tightness measurer of air-cylinder type executing agency
Figure.
Fig. 3 is that three-dimensional of an embodiment of the present invention for the casting gas tightness measurer of air-cylinder type executing agency is cut
Face figure.
Fig. 4 is the structural schematic diagram of an embodiment of the present invention cylinder piston air tightness detection mechanism.
Fig. 5 is the structural schematic diagram of an embodiment of the present invention cylinder upper end cover air tightness detection mechanism.
Fig. 6 is the structural schematic diagram of an embodiment of the present invention cylinder lower cover air tightness detection mechanism.
The label of each component in attached drawing are as follows: 10 support plates, 101 annular convex platform, 102 circular grooves, 103 cylindrical end tangs, 104
Annular groove, 105 gas source interfaces, 106 first threaded holes, 107 second threaded holes, 108 lifting threaded holes；
20 cylinder pistons, 201 mandrels, 202 first sealing rings, 203 second sealing rings, 204 steps, 30 cylinder upper end covers,
301 full wire studs, 302 acorn nuts, 303 first sealing rings, 304 second sealing rings, 305 bolts, 40 cylinder lower covers, 401
Mandrel, 402 first sealing rings, 403 second sealing rings, 404 bolts, 50 cylinder barrels, 60 piston rods, 70 brackets.
Specific embodiment
It is described in detail the utility model below with reference to the accompanying drawings.It should be noted that in the absence of conflict, this Shen
Please in embodiment and embodiment in feature can be combined with each other.
Referring to figs. 2 and 3.
The utility model is used for the casting gas tightness measurer of air-cylinder type executing agency, including support plate 10, the branch
The top surface of fagging 10 has upwardly extended annular convex platform 101, and the annular convex platform 101 surrounds circular groove 102, the support plate 10
The center position of the corresponding circular groove 102 in top surface upwardly extended cylindrical end tangs 103, in the cylindrical end tangs 103
It is provided with the first vertically extending threaded hole 106, is provided with the gas source interface being connected to the circular groove 102 in the support plate 10
105。
The sealing surfaces that part to be tested is cleverly utilized in the utility model are sealed, it can be achieved that fabricated part is not
Increase the accurate inspection that part is realized under the premise of examining technique working position, it can be dedicated for the final gas of cylinder casting part
Close property detection.The detection mode of three kinds of parts of example below:
Referring to fig. 4, when detecting cylinder piston, cylinder piston and this tool are formed into cylinder piston air tightness detection mechanism,
Including cylinder piston 20, mandrel 201 and above-mentioned multifunctional air cylinder casting gas tightness measurer, the cylinder piston 20 is coaxial
It is caught in the circular groove 102 of the tool, the part of the cylinder piston 20 being caught in the circular groove 102
It is provided with the first sealing ring mounting groove on periphery wall, the first sealing ring 202, the core are installed in first sealing ring mounting groove
Axis 201 passes through the centre bore of the cylinder piston 20 and is threaded in the first threaded hole 106 of the tool, the mandrel
It is provided with the second sealing ring mounting groove on the periphery wall of 201 part in the centre bore of the cylinder piston 20, described
Second sealing ring 203 is installed, the end of the mandrel 201 has a circle step 204 outstanding, institute in two sealing ring mounting grooves
Stating step 204 pressed against the cylinder piston 20, so as to form sealed gas chamber, be led to later by gas source interface into circular groove
Enter pressure-air, cylinder piston surface is detected using suds, the part for having passed through sealing performance detection can be put in storage
For use.
Referring to Fig. 5, when detecting cylinder upper end cover, cylinder upper end cover and this tool are formed into cylinder upper end cover air-leakage test
Mechanism, including cylinder upper end cover 30, full wire stud 301, acorn nut 302 and above-mentioned multifunctional air cylinder casting air-leakage test
The connecting pin of tool, the cylinder upper end cover 30 is coaxially caught in the circular groove 102 of the tool, the cylinder upper end
The flange of lid 30 is fixedly connected by multiple bolts 305 with the annular convex platform 101 of the tool, the card of the cylinder upper end cover 30
Enter and is provided with the first sealing ring mounting groove on the periphery wall of the part in the circular groove 102, first sealing ring mounting groove
First sealing ring 303 is inside installed, the lower thread of the full wire stud 301 is connected to the centre bore of the cylinder upper end cover 30
Interior, the acorn nut 302 is threaded in the upper end of the full wire stud 301, and the lower end surface of the acorn nut 302 is provided with
Second sealing ring mounting groove is equipped with the second sealing ring 304 in second sealing ring mounting groove, so as to form sealed gas chamber,
Pressure-air is passed through into circular groove by gas source interface later, cylinder upper end cap surface is detected using suds,
The part for having passed through sealing performance detection can be put in storage for use.
Referring to Fig. 6, when detecting cylinder lower cover, cylinder lower cover and this tool are formed into cylinder lower cover air-leakage test
Mechanism, including cylinder lower cover 40, mandrel 401 and above-mentioned multifunctional air cylinder casting gas tightness measurer, under the cylinder
The connecting pin of end cap 40 is coaxially caught in the circular groove 102 of the tool, and the flange of the cylinder lower cover 40 passes through
Multiple bolts 404 are fixedly connected with the annular convex platform 101 of the tool, and the cylinder lower cover 40 is caught in the circular groove
The first sealing ring mounting groove is provided on the periphery wall of part in 102, it is close to be equipped with first in first sealing ring mounting groove
Seal 402, the mandrel 401 pass through the centre bore of the cylinder lower cover 40 and are threaded in the first screw thread of the tool
In hole 106, the second sealing ring mounting groove, the second sealing ring peace are provided on the hole wall of the centre bore of the cylinder lower cover 40
Second sealing ring 403 is installed in tankage, so as to form sealed gas chamber, height is passed through into circular groove by gas source interface later
Press air, cylinder lower end cap surface is detected using suds, passed through sealing performance detection part can be put in storage to
With.
In one embodiment, the top surface of the annular convex platform 101 is provided with annular groove 104, and the annular groove 104 with
102 coaxial line of circular groove, the internal diameter of the annular groove 104 are greater than the diameter of the circular groove 102, the annular
The depth of groove 104 is less than the depth of the circular groove 102, and the annular groove 104 penetrates through the annular convex platform 101 outward
Periphery wall.It designs in this way, there is the resigning of annular groove, in detection such as cylinder upper end cover or cylinder lower cover, can make
The closer fastening of the connection of end cap flange and annular convex platform, thus guarantee cylinder upper end cover and cylinder lower cover installation fastness and
Compactness；Preferably, multiple the second vertically extending threaded holes are provided with along its circumferential direction in the groove bottom wall of the annular groove 104
107.Second threaded hole is easily installed for installing bolt.
In one embodiment, the surrounding side of the support plate 10 is provided with multiple lifting threaded holes 108.Lift by crane threaded hole
108 for being threadedly coupled hanging bolt, in order to lift by crane this tool.
In one embodiment, the gas source interface 105 is provided with the bottom surface of the support plate 10.It designs in this way, structure is more
Adduction reason is easy production, easy to use.Preferably, the support plate 10 is in disk form, and shape is more regular, saves material, no
It easily damages other equipment.
It should be understood that example as described herein and embodiment are not intended to limit the utility model only for explanation, this
Field technical staff can make various modifications or variation according to it, within the spirit and principle of the utility model, made
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of casting gas tightness measurer for air-cylinder type executing agency, it is characterised in that: including support plate, the branch
The top surface of fagging has upwardly extended annular convex platform, and the annular convex platform surrounds circular groove, the corresponding institute in the top surface of the support plate
The center position for stating circular groove has upwardly extended cylindrical end tangs, and the first vertically extending screw thread is provided in the cylindrical end tangs
Hole is provided with the gas source interface being connected to the circular groove in the support plate.
2. the casting gas tightness measurer according to claim 1 for air-cylinder type executing agency, it is characterised in that: institute
The top surface for stating annular convex platform is provided with annular groove, and the annular groove and the circular groove coaxial line, the annular groove
Internal diameter be greater than the diameter of the circular groove, the depth of the annular groove is less than the depth of the circular groove, the ring
Connected in star penetrates through the periphery wall of the annular convex platform outward.
3. the casting gas tightness measurer according to claim 2 for air-cylinder type executing agency, it is characterised in that: institute
It states and is provided with multiple the second vertically extending threaded holes along its circumferential direction in the groove bottom wall of annular groove.
4. the casting gas tightness measurer according to claim 1 or 2 or 3 for air-cylinder type executing agency, feature
Be: the gas source interface is provided with the bottom surface of the support plate.
5. the casting gas tightness measurer according to claim 1 or 2 or 3 for air-cylinder type executing agency, feature
Be: the surrounding side of the support plate is provided with multiple lifting threaded holes.
6. the casting gas tightness measurer according to claim 1 or 2 or 3 for air-cylinder type executing agency, feature
Be: the support plate is in disk form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038210.6U CN209043535U (en) | 2018-12-06 | 2018-12-06 | A kind of casting gas tightness measurer for air-cylinder type executing agency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038210.6U CN209043535U (en) | 2018-12-06 | 2018-12-06 | A kind of casting gas tightness measurer for air-cylinder type executing agency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209043535U true CN209043535U (en) | 2019-06-28 |
Family
ID=67044022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822038210.6U Active CN209043535U (en) | 2018-12-06 | 2018-12-06 | A kind of casting gas tightness measurer for air-cylinder type executing agency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209043535U (en) |
-
2018
- 2018-12-06 CN CN201822038210.6U patent/CN209043535U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104089769B (en) | Reciprocating type liquid shock absorber simulation test device | |
| CN103592111B (en) | The simulation loading balance method and device of aircraft engine casing strength test | |
| CN102297807A (en) | Tester for testing durability of material under high-pressure hydrogen environment | |
| CN102156030A (en) | External-pressure fatigue test equipment for corrugated pipe | |
| CN103953728A (en) | Ultrahigh pressure large-diameter anti-shear block loading, unloading and locking mechanism for simulator under deep ocean environment | |
| CN202204733U (en) | Testing machine for testing durability of material under high-pressure hydrogen circumstance | |
| CN209043535U (en) | A kind of casting gas tightness measurer for air-cylinder type executing agency | |
| CN107607299B (en) | Spring pressure tests machine mandrel and positions loading device | |
| CN207336034U (en) | One kind is directed to car rear cover hinge testing fatigue all automatic testing machine | |
| CN203745184U (en) | Analog loading balancing device for strength test of aircraft engine casing | |
| CN209166714U (en) | Positioning tool and pilot system for the test of master cylinder sealing detection | |
| CN202453158U (en) | Quick leakage detection fixture for metal corrugated pipe compensator | |
| CN209310699U (en) | It is a kind of for measuring the measurer of large scale O-ring seal | |
| CN103604589B (en) | The extra force eliminating device of aircraft engine casing strength test simulation loading | |
| CN105806710A (en) | Experimental instrument for rock mass tension and compression synergistic effect | |
| CN108760507A (en) | A kind of cupping machine | |
| CN105486587A (en) | Basin-type insulator hydrostatic test tool and test cylinder thereof | |
| CN107687802A (en) | A kind of internal spline swelling nested structure for being used to measure decelerator bounce | |
| CN208366619U (en) | A kind of vehicle complete vehicle abnormal sound platform frame testing clamp | |
| CN112304590A (en) | Multi-station hydro-pneumatic spring test bench | |
| CN208234447U (en) | A kind of high-precision is intermittently welded formula hydraulic jack | |
| CN202324967U (en) | Gas spring special for subway vehicle overhauling box covers | |
| CN220168287U (en) | Hydraulic cylinder piston sealing element test device | |
| CN215374528U (en) | Fatigue test device of parking brake for forklift | |
| CN220625714U (en) | Dry-type oil-oil sleeve test tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |