CN107883845A - The detection means of piston ring side clearance - Google Patents
The detection means of piston ring side clearance Download PDFInfo
- Publication number
- CN107883845A CN107883845A CN201711264361.7A CN201711264361A CN107883845A CN 107883845 A CN107883845 A CN 107883845A CN 201711264361 A CN201711264361 A CN 201711264361A CN 107883845 A CN107883845 A CN 107883845A
- Authority
- CN
- China
- Prior art keywords
- piston ring
- ring side
- clearance
- side clearance
- detection means
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The invention discloses a kind of detection means of piston ring side clearance, including：Sleeve, the internal diameter of the sleeve is consistent with the internal diameter for the cylinder jacket that piston ring to be detected is installed, and equally spaced in the circumferential wall of sleeve to be provided with four detection windows, detection window is used for stretching into clearance gauge；And two clearance gauges, it is respectively intended to insert piston ring side clearance through detection window, and the detection means is by judging it is whether qualified to detect piston ring side clearance whether clearance gauge and piston ring side clearance match.The detection means can quickly, accurately detect whether engine piston ring sideshake is qualified.
Description
Technical field
The present invention relates to the detection field of piston ring assembly properties project, the detection dress of more particularly to a kind of piston ring side clearance
Put.
Background technology
The sideshake of piston ring refers to after loading piston that the gap between piston ring end face and piston ring groove, sideshake can prevent
Piston ring expanded by heating and it is stuck in cylinder.If the sideshake of piston ring does not meet technical requirements, easily cause engine and alter
Gas, oil is altered, stuck scuffing of cylinder bore, movement parts are easy to wear, and lubrication oil consumption is abnormal, has a strong impact on engine power performance, reliability.
Strict engine development experiment process is required for arranging whether the sideshake of test piston ring meets design requirement, right
In the detection method of straight-flanked ring sideshake, horizontal positioned piston, tested piston ring is freely fallen into annular groove, with the clearance gauge of suitable thickness
Directly detect sideshake size.
For cambridge ring, piston ring groove is taper-face contact, and the measurement of current cambridge ring sideshake now is typically using dismounting
Piston crank mechanism detects relative dimensions (piston ring thickness, the annular groove of piston are wide) to related components, then data measured is led to
Cross and be calculated.But the angle of cambridge ring, and the empty equipment special like the relative dimensions such as central diameter parameter needs and instrument
Device measures, and workload is big, and very time-consuming, and often one-shot measurement and calculating just needs several days, complete to the node of R＆D work
Into very unfavorable.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering
It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is an object of the invention to provide a kind of detection means of piston ring side clearance, the detection side of simplified piston ring side clearance
Method, it can quickly, accurately detect whether engine piston ring sideshake is qualified.
To achieve the above object, the invention provides a kind of detection means of piston ring side clearance, including：Sleeve, the sleeve
Internal diameter it is consistent with the internal diameter for the cylinder jacket that piston ring to be detected is installed, it is equally spaced in the circumferential wall of sleeve to be provided with four inspections
Window is surveyed, detection window is used for stretching into clearance gauge；And two clearance gauges, it is respectively intended to insert piston ring side through detection window
Gap, the detection means is by judging it is whether qualified to detect piston ring side clearance whether clearance gauge and piston ring side clearance match.
Preferably, detection window is elongated hole.
Preferably, detection window is rectangular opening.
Preferably, detection window length is 20~30mm.
Preferably, detection window width is 4~8mm
Compared with prior art, the present invention has the advantages that：By designing sleeve, piston can be correctly simulated
The actual environment of ring assembling, particularly solves the detection method complexity as cambridge ring sideshake, it is necessary to special equipment and instrument
The problem of measurement could measure, and measuring principle meets actual requirement, and operating process is simple, and operating efficiency is high, measurement result
Correct feedback research and development need.
Brief description of the drawings
Fig. 1 is the front view according to the detection means of the piston ring side clearance of the present invention；
Fig. 2 is the left view according to the detection means of the piston ring side clearance of the present invention；
Fig. 3 is the detects schematic diagram according to the detection means of the piston ring side clearance of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figure 1 to Figure 3, according to the detection means of the piston ring side clearance of the specific embodiment of the invention, plug can be used
Piston ring side clearance under the chi detection true confined state of piston ring, detection means include sleeve 1 and two clearance gauges 4, sleeve 1
Internal diameter 3 is consistent with the internal diameter for the cylinder jacket that piston ring to be detected is installed, the simulation cylinder jacket of its actually real engine, preferably with
Structure, the material of actual installation cylinder jacket are identical, and (same to material, with just is made according to the cylinder jacket size of actual use
Degree).Equally spaced in the circumferential wall of sleeve 1 to be provided with four detection windows 2, detection window 2 is used for stretching into clearance gauge 4, the detection
Device is by judging it is whether qualified to detect piston ring side clearance whether clearance gauge 4 and piston ring side clearance match.Detection window 2 is being set
Timing, length be slightly larger than common clearance gauge width, the width of detection window 2 be slightly larger than or equal to surveyed piston ring groove width i.e.
Can.Preferably, detection window 2 is elongated hole or rectangular opening.When detection window 2 is rectangular opening, detection window length be 20~
30mm, width are that 4~8mm is suitable.The detection means detects piston ring by judging clearance gauge 4 with whether piston ring side clearance matches
Whether sideshake is qualified, realizes the actual environment of simulation piston ring, piston and cylinder jacket assembling, measurement is simple, as a result accurately.
It is the application method of the detection means of the present embodiment below：
Assemble and disassemble step：Piston ring is attached in corresponding piston ring groove, is then fitted into them in detection means together, and
Whole piston ring excircle side face is in 4 detection windows 2, can be observed in detection window 2 and survey piston ring side clearance
Position.Usually, piston ring include a ring 5, two rings 6, oil ring 7, be fitted into auxiliary detection device, and make piston it is forward and backward,
Enter, rank and put in 4 detection windows 2, the position for surveying piston ring (ring 5) sideshake can be observed in detection window 2
Put.
Characterization processes (measurement) step：Inserted respectively from the detection window of relative position with suitable, same thickness clearance gauge
Among entering piston ring side clearance, pull with hand clearance gauge and be slightly firmly defined.Specifically, two clearance gauges can be adjusted to piston ring side
The technical requirements ranges of thicknesses of gap is inserted among piston ring side clearance position respectively, in anterior-posterior or to be entered-be arranged relative position and can fill in
Clearance gauge is defined.
Judgment step：By measurement clearance gauge thickness value compared with the piston ring side clearance of technical requirements, if clearance gauge thickness
Not in the technical requirements scope of piston ring side clearance, then the piston ring side clearance is overproof (unqualified).Specifically, two clearance gauges can be distinguished
Insert among sideshake position, pull with hand clearance gauge slightly firmly to be qualified.If one can not insert (or two) in sideshake position,
Or can insert but it is very loose be all judged as overproof, this method can quickly judge whether piston ring side clearance overproof, accuracy and efficiency
It is high.
To sum up, the detection means of the piston ring side clearance of the present embodiment, it is reasonable in design, easily manufactured, can correctly it simulate
The actual environment of piston ring assembling, particularly solve as the detection method of cambridge ring sideshake is complicated, it is necessary to special equipment and
The problem of apparatus measures could measure, and measuring principle meets actual requirement, and operating process is simple, and operating efficiency is high, measurement
As a result correct feedback research and development need.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions
It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed
And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should
With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and
Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.
Claims (5)
- A kind of 1. detection means of piston ring side clearance, it is characterised in that including：Sleeve, the internal diameter of the sleeve is consistent with the internal diameter for the cylinder jacket that piston ring to be detected is installed, in the circumferential wall of the sleeve Equally spaced to be provided with four detection windows, the detection window is used for stretching into clearance gauge；AndTwo clearance gauges, it is respectively intended to insert the piston ring side clearance through the detection window, and the detection means is by sentencing Whether whether the clearance gauge that breaks matches with the piston ring side clearance qualified to detect the piston ring side clearance.
- 2. the detection means of piston ring side clearance according to claim 1, it is characterised in that the detection window is long oval Hole.
- 3. the detection means of piston ring side clearance according to claim 1, it is characterised in that the detection window is rectangle Hole.
- 4. the detection means of piston ring side clearance according to claim 3, it is characterised in that the detection window length is 20 ~30mm.
- 5. the detection means of piston ring side clearance according to claim 3, it is characterised in that the detection window width is 4 ~8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264361.7A CN107883845A (en) | 2017-12-05 | 2017-12-05 | The detection means of piston ring side clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711264361.7A CN107883845A (en) | 2017-12-05 | 2017-12-05 | The detection means of piston ring side clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107883845A true CN107883845A (en) | 2018-04-06 |
Family
ID=61772669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711264361.7A Pending CN107883845A (en) | 2017-12-05 | 2017-12-05 | The detection means of piston ring side clearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107883845A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238071A (en) * | 2018-10-09 | 2019-01-18 | 广西玉柴机器股份有限公司 | The detection method of the keystone ring axial gap of engine |
| CN109631723A (en) * | 2018-12-24 | 2019-04-16 | 新兴铸管（浙江）铜业有限公司 | Gas cylinder safely is apart from testing agency |
| CN110411383A (en) * | 2019-07-26 | 2019-11-05 | 中国航发沈阳发动机研究所 | A kind of aero-engine obturages gap measuring method |
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|---|---|---|---|---|
| CN201187981Y (en) * | 2008-03-25 | 2009-01-28 | 力帆实业(集团)股份有限公司 | Measuring feet for detecting piston ring groove |
| CN102175166A (en) * | 2011-02-16 | 2011-09-07 | 武汉理工大学 | Device for detecting thickness of oil film between cylinder sleeve and piston ring of diesel engine |
| CN203893789U (en) * | 2014-05-21 | 2014-10-22 | 中国第一汽车股份有限公司 | Special-purpose feeler gauge for adjusting braking valve clearance of engine |
| CN206618365U (en) * | 2017-04-11 | 2017-11-07 | 广西玉柴机器股份有限公司 | A kind of quick detection piston ring assembles the simple frock of post gap |
| CN207423079U (en) * | 2017-12-05 | 2018-05-29 | 广西玉柴机器股份有限公司 | The detection device of piston ring side clearance |
-
2017
- 2017-12-05 CN CN201711264361.7A patent/CN107883845A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| CN201187981Y (en) * | 2008-03-25 | 2009-01-28 | 力帆实业(集团)股份有限公司 | Measuring feet for detecting piston ring groove |
| CN102175166A (en) * | 2011-02-16 | 2011-09-07 | 武汉理工大学 | Device for detecting thickness of oil film between cylinder sleeve and piston ring of diesel engine |
| CN203893789U (en) * | 2014-05-21 | 2014-10-22 | 中国第一汽车股份有限公司 | Special-purpose feeler gauge for adjusting braking valve clearance of engine |
| CN206618365U (en) * | 2017-04-11 | 2017-11-07 | 广西玉柴机器股份有限公司 | A kind of quick detection piston ring assembles the simple frock of post gap |
| CN207423079U (en) * | 2017-12-05 | 2018-05-29 | 广西玉柴机器股份有限公司 | The detection device of piston ring side clearance |
Non-Patent Citations (1)
| Title |
|---|
| 赵新房: "《看图学修柴油机》", 31 May 2010, 金盾出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238071A (en) * | 2018-10-09 | 2019-01-18 | 广西玉柴机器股份有限公司 | The detection method of the keystone ring axial gap of engine |
| CN109631723A (en) * | 2018-12-24 | 2019-04-16 | 新兴铸管（浙江）铜业有限公司 | Gas cylinder safely is apart from testing agency |
| CN109631723B (en) * | 2018-12-24 | 2020-10-13 | 新兴铸管（浙江）铜业有限公司 | Gas cylinder safety distance detection mechanism |
| CN110411383A (en) * | 2019-07-26 | 2019-11-05 | 中国航发沈阳发动机研究所 | A kind of aero-engine obturages gap measuring method |
| CN110411383B (en) * | 2019-07-26 | 2021-10-22 | 中国航发沈阳发动机研究所 | Aeroengine sealing gap measuring method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180406 |