CN108150629A - Converter cover assembly and its airtight measurement technique - Google Patents
Converter cover assembly and its airtight measurement technique Download PDFInfo
- Publication number
- CN108150629A CN108150629A CN201711484269.1A CN201711484269A CN108150629A CN 108150629 A CN108150629 A CN 108150629A CN 201711484269 A CN201711484269 A CN 201711484269A CN 108150629 A CN108150629 A CN 108150629A
- Authority
- CN
- China
- Prior art keywords
- cover assembly
- converter cover
- hole
- housing
- air
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
-
- 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
Abstract
The present invention relates to airtight field of measuring technique, more particularly, to a kind of converter cover assembly and its airtight measurement technique.Converter cover assembly includes housing, the oil pump assy positioned at housing bottom and the brake assembly positioned at case top；The first hole is provided at the top of housing, housing bottom is provided with the second hole；First hole is connected with air charging system, and the second hole is connected with plugging device.Airtight measurement technique, includes the following steps：Converter cover assembly rises, and plugging device blocks the second hole of converter cover assembly bottom, and air charging system is connect with the first hole at the top of converter cover assembly；It is pressurizeed by the first hole to converter cover assembly and standard ventilation；It carries out air seal test and piston stroke measures；Discharge the air in converter cover assembly and standard.The present invention can avoid air tightness test, and oil enters tester after the completion, leads to sensor failure, also avoids zero migration is larger from leading to offset exception or frequent the phenomenon that gross leak occurs.
Description
Technical field
The present invention relates to airtight field of measuring technique, more particularly, to a kind of converter cover assembly and its airtight measurement work
Skill.
Background technology
The converter cover assembly of prior art after airtight test, leak test instrument by converter cover assembly and
Air discharge in standard, converter cover assembly inner cavity and atmosphere, a small amount of oil inside converter cover assembly because
Gravity is flowed out by inflating port below converter cover assembly, because of equipment air charging system and converter cover assembly air-filled pore pair
It connects, at this time the also non-return of air charging system, oil can enter loading line by air-filled pore, and then enter tester.If in tester
Oil is mixed into, differential pressure pick-up can be caused to break down, zero migration is larger to cause offset exception or the frequent gross leak that occurs to show
As.Stop line so as to cause production line, unnecessary production cost is caused to lose.
The information for being disclosed in the background technology part is merely intended to deepen understanding of the general background technology to the present invention, and
It is not construed as recognizing or implies that the information forms the prior art known to those skilled in the art in any form.
Invention content
The first object of the present invention is to provide a kind of converter cover assembly, after the completion of avoiding air tightness test, oil into
Enter tester, lead to sensor failure, also avoid zero migration is larger from causing offset abnormal or gross leak frequently occurs
The phenomenon that.
Converter cover assembly provided by the invention, including：Housing, positioned at the housing bottom oil pump assy and be located at
The brake assembly of the case top；
The first hole is provided at the top of the housing, the housing bottom is provided with the second hole；
First hole is connected with air charging system, and second hole is connected with plugging device.
In any of the above-described technical solution, further, the housing controls the housing to lift by elevating mechanism, institute
It states and pallet is provided on elevating mechanism, the pallet is fixedly connected with the housing.
In any of the above-described technical solution, further, the air charging system is arranged on clamping device, on the housing
After rising, the clamping device is connect respectively with the housing and the brake.
In any of the above-described technical solution, further, the control elevating mechanism, the clamping device and institute are further included
State the control system of plugging device operation.
The second object of the present invention is to provide a kind of airtight measurement technique, and after the completion of avoiding air tightness test, oil enters
Tester, leads to sensor failure, also avoids zero migration is larger from causing offset abnormal or gross leak frequently occurs
Phenomenon.
Airtight measurement technique provided by the invention, includes the following steps：
SOO1：Converter cover assembly rises, and plugging device blocks the second hole of converter cover assembly bottom, inflation
Device is connect with the first hole at the top of converter cover assembly；
SOO2：It is pressurizeed by the first hole to converter cover assembly and standard ventilation；
SOO3：It carries out air seal test and piston stroke measures；
SOO4：Discharge the air in converter cover assembly and standard.
In any of the above-described technical solution, further, difference is provided between the converter cover assembly and standard
Pressure sensor.
In any of the above-described technical solution, further, the step of air seal test and piston stroke measure：
After inflation, converter cover assembly is measured by highly sensitive differential pressure pick-up because in converter cover assembly
Portion's air leaks and the internal pressure of standard is caused to generate variation, so as to detect whether workpiece leaks.
In any of the above-described technical solution, further, after the converter cover assembly rises, it is depressured under clamping device
The tight housing and the brake.
In any of the above-described technical solution, further, it is provided on the plugging device and is adapted with second hole
Fastener.
In any of the above-described technical solution, further, plugging device, air charging system and clamping device point after air discharge
Original position is not back to it.
Relative to the prior art, converter cover assembly provided by the invention and its airtight measurement technique are with following excellent
Gesture：
Converter cover assembly provided by the invention, including housing, positioned at the oil pump assy of housing bottom and positioned at housing
The brake assembly at top；The first hole is provided at the top of housing, housing bottom is provided with the second hole；First hole is connected with inflation
Device, the second hole are connected with plugging device.In use, first blocking the second hole, then it is inflated by the first hole, into
Row airtightness measurement；But the prior art, after airtight test, leak test instrument will be in converter cover assembly and standard
Air is discharged, converter cover assembly inner cavity and atmosphere, and a small amount of oil inside converter cover assembly passes through change because of gravity
Inflating port outflow below square device housing assembly because equipment air charging system is docked with converter cover assembly air-filled pore, is inflated at this time
The also non-return of device, oil can enter loading line by air-filled pore, and then enter tester.And the technical program sets the first hole
It puts at the top of housing, after the completion of can avoiding air tightness test, oil enters tester, leads to sensor failure, also keeps away
Exempt from zero migration larger the phenomenon that causing offset abnormal or gross leak frequently occurs.
Airtight measurement technique provided by the invention, includes the following steps：Converter cover assembly rises, and plugging device will become
Second hole of square device housing assembly bottom blocks, and air charging system is connect with the first hole at the top of converter cover assembly；Pass through
It pressurizes to converter cover assembly and standard ventilation in one hole；It carries out air seal test and piston stroke measures；Discharge torque converter casing
Air in body assembly and standard.Due to the setting of converter cover assembly, so the airtight measurement technique has above-mentioned change
All advantages of square device housing assembly, after the completion of can avoiding air tightness test, oil enters tester, causes sensor that event occurs
Barrier also avoids zero migration is larger from leading to offset exception or frequent the phenomenon that gross leak occurs；And after inflating, bending moment
Device housing assembly is measured by highly sensitive differential pressure pick-up because converter cover assembly inner air leaks to lead to standard
Internal pressure generate variation, so as to detect whether workpiece leaks.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structure diagram of converter cover assembly provided in an embodiment of the present invention.
Icon：
100- housings；200- clamping devices；300- pallets；201- air charging systems；202- snorkels.
Specific embodiment
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's all other embodiments obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second " are only
For descriptive purposes, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Converter cover assembly provided by the invention, including：Housing, positioned at the housing bottom oil pump assy and be located at
The brake assembly of the case top；The first hole is provided at the top of the housing, the housing bottom is provided with the second hole；
First hole is connected with air charging system, and second hole is connected with plugging device.In use, first block the second hole,
Then it is inflated by the first hole, carries out airtightness measurement；But the prior art, after airtight test, leak test instrument will become
Air discharge in square device housing assembly and standard, converter cover assembly inner cavity and atmosphere, converter cover assembly
Internal a small amount of oil is because gravity is by inflating port outflow below converter cover assembly, because of equipment air charging system and converter cover
Assembly air-filled pore docks, at this time the also non-return of air charging system, and oil can enter loading line by air-filled pore, and then enter test
Instrument.And the first hole is arranged on the top of housing by the technical program, after the completion of can avoiding air tightness test, oil enters test
Instrument, leads to sensor failure, also avoids zero migration is larger from leading to offset exception or frequent the phenomenon that gross leak occurs.
Embodiment one
Fig. 1 is the structure diagram of converter cover assembly provided in an embodiment of the present invention.
As shown in Figure 1, converter cover assembly provided in this embodiment, including：Housing 100, positioned at 100 bottom of housing
Oil pump assy and the brake assembly positioned at 100 top of housing；The top of housing 100 is provided with the first hole, and 100 bottom of housing is set
It is equipped with the second hole；First hole is connected with air charging system 201, and the second hole is connected with plugging device.First hole is arranged on housing 100
Top, after the completion of can avoiding air tightness test, oil enters tester, leads to sensor failure, also avoids zero migration
Larger the phenomenon that causing offset abnormal or gross leak frequently occurs.
Specifically, housing 100 controls housing 100 to lift by elevating mechanism, pallet 300 is provided on elevating mechanism, is held in the palm
Disk 300 is fixedly connected with housing 100.
It should be noted that air charging system 201 is arranged on clamping device 200, and after housing 100 rises, clamping device 200
It is connect respectively with housing 100 and brake.
It should also be noted that, the setting of pallet 300 can play the effect of secondary positioning.
Further, air charging system 201 is connect by snorkel 202 with inflation mechanism.
It should be noted that converter cover assembly further includes control elevating mechanism, clamping device 200 and plugging device fortune
Capable control system.
Converter cover assembly provided in this embodiment is can be seen that with reference to more than detailed description of the present invention, including
Housing 100, the oil pump assy positioned at 100 bottom of housing and the brake assembly positioned at 100 top of housing；The top of housing 100
The first hole is provided with, 100 bottom of housing is provided with the second hole；First hole is connected with air charging system 201, and the second hole is connected with closure
Device.In use, first blocking the second hole, then it is inflated by the first hole, carries out airtightness measurement；It is but existing
For technology after airtight test, leak test instrument discharges the air in converter cover assembly and standard, and converter cover is total
It is a small amount of oily because gravity passes through inflating port below converter cover assembly inside converter cover assembly into inner cavity and atmosphere
Outflow, because equipment air charging system 201 is docked with converter cover assembly air-filled pore, the also non-return of air charging system 201 at this time, oil meeting
Loading line is entered, and then enter tester by air-filled pore.And the first hole is arranged on the top of housing 100 by the technical program
Portion, after the completion of air tightness test being avoided, oil enter tester, lead to sensor failure, also avoid zero migration compared with
Big the phenomenon that causing offset abnormal or gross leak frequently occurs.
Embodiment two
Airtight measurement technique provided in this embodiment, includes the following steps：
SOO1：Converter cover assembly rises, and plugging device blocks the second hole of converter cover assembly bottom, inflation
Device 201 is connect with the first hole at the top of converter cover assembly；
SOO2：It is pressurizeed by the first hole to converter cover assembly and standard ventilation；
SOO3：It carries out air seal test and piston stroke measures；
SOO4：Discharge the air in converter cover assembly and standard.
Specifically, it is provided with differential pressure pick-up between converter cover assembly and standard.
Further, the step of air seal test and piston stroke measure：
After inflation, converter cover assembly is measured by highly sensitive differential pressure pick-up because in converter cover assembly
Portion's air leaks and the internal pressure of standard is caused to generate variation, so as to detect whether workpiece leaks.
It should be noted that after converter cover assembly rises, clamping device 200, which declines, compresses housing 100 and brake.
In the present embodiment alternative, air charging system 201 by gas tube and inflation mechanism, to converter cover assembly into
Row inflation.
Specifically, the Fastener being adapted with the second hole is additionally provided on plugging device.
Further, sealing ring is additionally provided on Fastener, air-tightness when ensureing to block the second hole.
It should be noted that plugging device, air charging system 201 and clamping device 200 are back to original position respectively after air discharge.
Can be seen that airtight measurement technique provided in this embodiment with reference to more than detailed description of the present invention, including with
Lower step：Converter cover assembly rises, and plugging device blocks the second hole of converter cover assembly bottom, air charging system
201 connect with the first hole at the top of converter cover assembly；Added by the first hole to converter cover assembly and standard ventilation
Pressure；It carries out air seal test and piston stroke measures；Discharge the air in converter cover assembly and standard.Due to torque converter casing
The setting of body assembly so the airtight measurement technique has the advantages that all of above-mentioned converter cover assembly, can avoid airtight
Property test after the completion of, oil enters tester, leads to sensor failure, also avoid zero migration it is larger cause offset abnormal or
The phenomenon that gross leak, frequently occurs for person；And after inflating, converter cover assembly is surveyed by highly sensitive differential pressure pick-up
Go out to cause due to converter cover assembly inner air leaks the internal pressure of standard to generate variation, detect whether workpiece is let out
Leakage；And then the stability of tester is improved, so as to improve gearbox production efficiency, reduce production cost.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in claims above, embodiment claimed is appointed
One of meaning mode can use in any combination.The information for being disclosed in the background technology part is merely intended to deepen to this
The understanding of the general background technology of invention, and be not construed as recognizing or imply that information composition has been ability in any form
The prior art well known to field technique personnel.
Claims (10)
1. a kind of converter cover assembly, which is characterized in that including：Housing, the oil pump assy positioned at the housing bottom and position
In the brake assembly of the case top；
The first hole is provided at the top of the housing, the housing bottom is provided with the second hole；
First hole is connected with air charging system, and second hole is connected with plugging device.
2. converter cover assembly according to claim 1, which is characterized in that the housing controls institute by elevating mechanism
Housing lifting is stated, is provided with pallet on the elevating mechanism, the pallet is fixedly connected with the housing.
3. converter cover assembly according to claim 1, which is characterized in that the air charging system is arranged on clamping device
On, after the housing rises, the clamping device is connect respectively with the housing and the brake.
4. according to claim 1-3 any one of them converter cover assemblies, which is characterized in that further include the control lifting
The control system of mechanism, the clamping device and plugging device operation.
5. a kind of airtight measurement technique, which is characterized in that include the following steps：
SOO1：Converter cover assembly rises, and plugging device blocks the second hole of converter cover assembly bottom, air charging system
It is connect with the first hole at the top of converter cover assembly；
SOO2：It is pressurizeed by the first hole to converter cover assembly and standard ventilation；
SOO3：It carries out air seal test and piston stroke measures；
SOO4：Discharge the air in converter cover assembly and standard.
6. airtight measurement technique according to claim 5, which is characterized in that the converter cover assembly and standard it
Between be provided with differential pressure pick-up.
7. airtight measurement technique according to claim 6, which is characterized in that the step of air seal test and piston stroke measurement
Suddenly：
After inflation, converter cover assembly is measured by highly sensitive differential pressure pick-up because empty inside converter cover assembly
Gas leakage and cause standard internal pressure generate variation, so as to detect whether workpiece leaks.
8. airtight measurement technique according to claim 5, which is characterized in that after the converter cover assembly rises, folder
Tight device, which declines, compresses the housing and the brake.
9. airtight measurement technique according to claim 5, which is characterized in that be provided on the plugging device and described
The Fastener that two holes are adapted.
10. according to the airtight measurement technique of claim 5-9 any one of them, which is characterized in that air discharge after plugging device,
Air charging system and clamping device are back to original position respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484269.1A CN108150629A (en) | 2017-12-29 | 2017-12-29 | Converter cover assembly and its airtight measurement technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711484269.1A CN108150629A (en) | 2017-12-29 | 2017-12-29 | Converter cover assembly and its airtight measurement technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108150629A true CN108150629A (en) | 2018-06-12 |
Family
ID=62460395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711484269.1A Pending CN108150629A (en) | 2017-12-29 | 2017-12-29 | Converter cover assembly and its airtight measurement technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108150629A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1454311A (en) * | 2000-09-26 | 2003-11-05 | 马丁·莱曼 | Method and apparatus for leak testing closed containers |
| KR200401828Y1 (en) * | 2005-09-13 | 2005-11-22 | 주식회사 에스비알 | Device testing air leak |
| CN201096594Y (en) * | 2007-09-28 | 2008-08-06 | 比亚迪股份有限公司 | Air tightness detection device |
| CN104405849A (en) * | 2014-11-24 | 2015-03-11 | 盛瑞传动股份有限公司 | Automatic transmission |
| CN204301945U (en) * | 2014-12-31 | 2015-04-29 | 盛瑞传动股份有限公司 | A kind of water pump air-tightness detection device |
| KR20150124679A (en) * | 2014-04-29 | 2015-11-06 | 현대 파워텍 주식회사 | Testing method for leakage of transmission housing |
-
2017
- 2017-12-29 CN CN201711484269.1A patent/CN108150629A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1454311A (en) * | 2000-09-26 | 2003-11-05 | 马丁·莱曼 | Method and apparatus for leak testing closed containers |
| KR200401828Y1 (en) * | 2005-09-13 | 2005-11-22 | 주식회사 에스비알 | Device testing air leak |
| CN201096594Y (en) * | 2007-09-28 | 2008-08-06 | 比亚迪股份有限公司 | Air tightness detection device |
| KR20150124679A (en) * | 2014-04-29 | 2015-11-06 | 현대 파워텍 주식회사 | Testing method for leakage of transmission housing |
| CN104405849A (en) * | 2014-11-24 | 2015-03-11 | 盛瑞传动股份有限公司 | Automatic transmission |
| CN204301945U (en) * | 2014-12-31 | 2015-04-29 | 盛瑞传动股份有限公司 | A kind of water pump air-tightness detection device |
Non-Patent Citations (1)
| Title |
|---|
| 刘一扬，刘玲玲，王雪梅: "驱动桥壳总成气密性自动检测试验台的设计", 《机械设计与制造》 * |
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| PB01 | Publication | ||
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Application publication date: 20180612 |
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