CN2929688Y - Detector for light seal property of automobile piston ring - Google Patents
Detector for light seal property of automobile piston ring Download PDFInfo
- Publication number
- CN2929688Y CN2929688Y CN 200620110775 CN200620110775U CN2929688Y CN 2929688 Y CN2929688 Y CN 2929688Y CN 200620110775 CN200620110775 CN 200620110775 CN 200620110775 U CN200620110775 U CN 200620110775U CN 2929688 Y CN2929688 Y CN 2929688Y
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- ring
- measure
- piston
- estimate
- window
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- Expired - Fee Related
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses a frock for the optical hermeticity detection of the automobile piston ring, wherein a bulb is arranged in a lamp box which is sequentially provided with a glass transparent board and a rubber bottom board, a gauging ring is arranged on the rubber bottom board, the central hole of the gauging ring is corresponding to the transparent holes on the lamp box and the rubber bottom board, a light-blocking board is arranged in the central hole of the gauging ring, the gauging ring is covered with a measure inner cover which is covered by a measure outer cover. An abdication hole is provided between the measure inner cover and the measure outer cover, and a measure window is provided between the corresponding place of the measure inner cover and the measure outer cover. The utility model can accurately read the optical leakage angle of the piston when used to detect the optical hermeticity of the piston ring by aligning one side of the measure window on the inner cover to the zero-point of the optical leakage place, aligning the other side of the measure window on the outer cover to the terminal of the optical leakage place utilizing the measure window of the measure inner cover and the measure outer cover, and integrated with the graduation of the gauging ring, thereby can effectively preventing the performance of the engine from being affected by the installations of disqualified piston rings to the engine.
Description
Technical field
The utility model belongs to technical field of tooling clamps, specifically, relates in particular to a kind of piston of automobile ring light sealing and detects frock.
Background technology
By national automobile industry standard requirement, the piston ring excircle workplace should with the cylinder wall driving fit, piston ring is put into the ring gauge that is equivalent to cylinder bore and is carried out light leak when check, and its cylindrical light leak degree (by the pairing central angle calculating of the arc length of light leak on circumference between circumference workplace and ring gauge wall) should meet the following requirements:
A) cylindrical chrome plated piston ring---every place continuous arc length of light leak is no more than 20 °, and summation is no more than 35 ° on same ring;
B) chrome plated piston ring---every place continuous arc length of light leak is not no more than 25 ° to cylindrical, and summation is no more than 45 ° on same ring;
C) piston ring of asymmetric end face (twist type ring and outer conical ring etc.)---every place continuous arc length of light leak is no more than 60 °, and summation is no more than 120 ° on same ring;
D) above-mentioned various piston ring about the distance opening each 15 ° do not allow light leak (except the two-stroke engine).
At present, general automobile or engine producer use special frock to detect the light sealing of piston of automobile ring.This frock is made of lamp box, printing opacity glass plate, rubber bottom plate, ring gauge and handled shadow shield.In the lamp box bulb is housed, the end face of lamp box is the inclined-plane, has light hole on this inclined-plane, and printing opacity glass plate and rubber bottom plate are placed on the end face of lamp box successively, also has light hole on the rubber bottom plate.Ring gauge is placed on the rubber bottom plate, and the center-hole diameter of ring gauge is equivalent to cylinder bore, and the diameter of shadow shield is slightly less than the center-hole diameter of ring gauge.During use, piston ring to be detected is placed in the center pit of ring gauge, on piston ring, covers shadow shield.Whether can observe between the hole wall of the cylindrical of piston ring and ring gauge center pit printing opacity like this.Though have scale on the ring gauge,, can only hold with detection person's experience owing to the starting point and the terminal point of printing opacity can not accurately be determined.Therefore between detected value and the actual value certain error is arranged, make underproof piston ring by detecting easily, underproof piston ring can influence the performance of engine after loading onto engine, even causes crank, connecting rod, cylinder and valve by accidents such as burn batter down.
The utility model content
For solving above technical matters, the purpose of this utility model is to provide a kind of piston of automobile ring light sealing that can accurately detect piston ring light leak angle to detect frock.
The technical solution of the utility model is as follows: a kind of piston of automobile ring light sealing detects frock, in the lamp box, bulb is housed, the end face of lamp box is the inclined-plane of band light hole, place printing opacity glass plate and rubber bottom plate on this inclined-plane successively, also have light hole on the rubber bottom plate, and place ring gauge on the rubber bottom plate, the center pit of this ring gauge is corresponding with the light hole on lamp box and the rubber bottom plate, in the center pit of ring gauge, place handled shadow shield, shadow shield is lived the interior dome of piston ring to be measured, its key is: be covered with on the described ring gauge and estimate inner cap, cover in this is estimated to be covered with and can estimate enclosing cover with it in relative rotation; Be provided with resigning hole at the center of estimating inner cap and estimate enclosing cover, pass, and estimate inner cap and estimate and cover relative position outward and have and estimate window for the handle of shadow shield.
Described to estimate window be fan-shaped, is positioned at the outside of resigning hole, and the center of estimating window overlaps with the center of circle of resigning hole.
The described central angle of estimating window is 90 degree.
Be provided with the circular orientation platform in the bottom surface of shadow shield, this circular orientation platform and shadow shield are structure as a whole.
When the utility model is used to detect the light sealing of piston ring, utilization estimate inside and outside cover estimate window, cover the starting point at the aligning light leak place, one side of estimating window in making, cover the another side of estimating window outward and aim at the terminal point at light leak place, in conjunction with the scale on the ring gauge, can accurately read the light leak angle of piston ring again.Thereby effectively prevented underproof piston ring from loading onto engine and influenced the performance of engine.
Beneficial effect: the utility model is simple in structure, easy to use, and it can accurately measure the light leak angle of piston ring, is convenient to detection person the quality of piston ring is checked on.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is for estimating the structural representation of inner cap in the utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is for estimating the structural representation of enclosing cover in the utility model.
Fig. 5 is the structural representation of shadow shield in the utility model.
Fig. 6 is the vertical view of ring gauge in the utility model.
Fig. 7 is the A portion enlarged drawing of Fig. 1.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
As Fig. 1 to shown in Figure 7, the utility model by lamp box 1, printing opacity glass plate 2, rubber bottom plate 3, ring gauge 4, shadow shield 5, estimate inner cap 7 and estimate parts such as enclosing cover 8 and constitute.Bulb 6 is housed in the lamp box 1, and the end face of lamp box 1 is the inclined-plane of band light hole 1a, places printing opacity glass plate 2 on this inclined-plane, is covered with locating cover 11 on the printing opacity glass plate 2, and described rubber bottom plate 3 is arranged in the pilot hole of locating cover 11, and is superimposed upon on the printing opacity glass plate 2.Also have light hole 3a at rubber bottom plate 3 middle parts, ring gauge 4 is placed on the rubber bottom plate 3, and the center pit of this ring gauge 4 is corresponding with the light hole on lamp box 1 and the rubber bottom plate 3.The shadow shield 5 of described band handle 5a is positioned at the center pit of ring gauge 4 in use and covers on piston ring to be measured, the diameter of shadow shield is slightly less than the center-hole diameter of ring gauge 4, and the center-hole diameter of ring gauge 4 is equivalent to cylinder bore, and face is furnished with scale 12 along punishment in the upper end of ring gauge 4.The described downward flange of cylindrical of estimating inner cap 7, and covering on the flange of ring gauge 4 upper ends is estimated the downward flange of outer fenestra of enclosing cover 8, estimates enclosing cover 8 and covers on and estimate on the inner cap 7, and can rotate with respect to estimating inner cap 7.Be provided with resigning hole 9 at the center of estimating inner cap 7 and estimating enclosing cover 8, pass, and relative position has and estimates window 10 on estimating inner cap 7 and estimating enclosing cover 8 for the handle 5a of shadow shield 5.
Can further find out from Fig. 2, Fig. 3, Fig. 4 and Fig. 5, describedly estimate window 10 for central angle is the fan-shaped of 90 degree, be positioned at the outside of resigning hole 9, the center of estimating window 10 overlaps with the center of circle of resigning hole 9.Be provided with circular orientation platform 5b in the bottom surface of shadow shield 5, this circular orientation platform 5b and shadow shield 5 are structure as a whole.
When the utility model uses, earlier piston ring 13 is put in the center pit of ring gauge 4 and near the upper surface, ring gauge 4 can not fall down under the effect of self elastic force.Then shadow shield 5 is covered on piston ring 13, circular orientation platform 5b on the shadow shield 5 inserts in the interior circle of piston ring 13, on ring gauge 4, load onto and estimate inner cap 7, estimate to install on the inner cap 7 and estimate enclosing cover 8, again ring gauge 4 is placed into position corresponding on the rubber bottom plate 3, whether can observe between the hole wall of the cylindrical of piston ring 13 and ring gauge 4 center pits printing opacity, if discovery printing opacity, inner cap 7 is estimated in rotation, make the starting point of estimating the side aligning printing opacity of estimating window 10 on the inner cap 7, rotate again and estimate enclosing cover 8, make and estimate the terminal point that another side of estimating window 10 on the enclosing cover 8 is aimed at printing opacity, in conjunction with the scale on the ring gauge 4, can accurately read the printing opacity angle of this piston ring 13.
Claims (4)
1, a kind of piston of automobile ring light sealing detects frock, bulb (6) is housed in lamp box (1), the end face of lamp box (1) is the inclined-plane of band light hole (1a), place printing opacity glass plate (2) and rubber bottom plate (3) on this inclined-plane successively, also have light hole (3a) on the rubber bottom plate (3), and rubber bottom plate (3) is gone up and is placed ring gauge (4), the center pit of this ring gauge (4) is corresponding with the light hole on lamp box (1) and the rubber bottom plate (3), in the center pit of ring gauge (4), place the shadow shield (5) of band handle (5a), shadow shield (5) is lived the interior dome of piston ring to be measured, it is characterized in that: be covered with on the described ring gauge (4) and estimate inner cap (7), this is estimated to be covered with on the inner cap (7) and can estimate enclosing cover (8) with it in relative rotation; Be provided with resigning hole (9) at the center of estimating inner cap (7) and estimating enclosing cover (8), pass, and estimate inner cap (7) and estimate on the enclosing cover (8) relative position and have and estimate window (10) for the handle (5a) of shadow shield (5).
2, piston of automobile ring light sealing according to claim 1 detects frock, it is characterized in that: describedly estimate window (10) for fan-shaped, be positioned at the outside of resigning hole (9), the center of estimating window (10) overlaps with the center of circle of resigning hole (9).
3, piston of automobile ring light sealing according to claim 2 detects frock, it is characterized in that: the described central angle of estimating window (10) is 90 degree.
4, piston of automobile ring light sealing according to claim 1 detects frock, it is characterized in that: be provided with circular orientation platform (5b) in the bottom surface of shadow shield (5), this circular orientation platform (5b) is structure as a whole with shadow shield (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110775 CN2929688Y (en) | 2006-06-16 | 2006-06-16 | Detector for light seal property of automobile piston ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110775 CN2929688Y (en) | 2006-06-16 | 2006-06-16 | Detector for light seal property of automobile piston ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2929688Y true CN2929688Y (en) | 2007-08-01 |
Family
ID=38308070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620110775 Expired - Fee Related CN2929688Y (en) | 2006-06-16 | 2006-06-16 | Detector for light seal property of automobile piston ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2929688Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939213A (en) * | 2014-04-03 | 2014-07-23 | 苏州科瓴精密机械科技有限公司 | Device and method for detecting phase angles of air ports of two-stroke gasoline engine |
| CN104457489A (en) * | 2014-12-23 | 2015-03-25 | 常熟赛驰机械有限公司 | Quick truck hub sealing ring size measuring instrument |
| CN104613868A (en) * | 2015-01-23 | 2015-05-13 | 常熟赛驰机械有限公司 | Sealing ring size quick measuring instrument |
| CN108168430A (en) * | 2017-12-29 | 2018-06-15 | 河南平高电气股份有限公司 | A kind of fingertip detecting tool |
| CN116840195A (en) * | 2023-05-18 | 2023-10-03 | 中国船舶集团有限公司第七〇三研究所 | Dynamic transmittance test device for sealing ring of extrusion oil film damper based on machine vision |
-
2006
- 2006-06-16 CN CN 200620110775 patent/CN2929688Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939213A (en) * | 2014-04-03 | 2014-07-23 | 苏州科瓴精密机械科技有限公司 | Device and method for detecting phase angles of air ports of two-stroke gasoline engine |
| CN103939213B (en) * | 2014-04-03 | 2016-03-16 | 苏州科瓴精密机械科技有限公司 | The detection device at two-stroke gasoline engine gas port phase angle and detecting method thereof |
| CN104457489A (en) * | 2014-12-23 | 2015-03-25 | 常熟赛驰机械有限公司 | Quick truck hub sealing ring size measuring instrument |
| CN104613868A (en) * | 2015-01-23 | 2015-05-13 | 常熟赛驰机械有限公司 | Sealing ring size quick measuring instrument |
| CN108168430A (en) * | 2017-12-29 | 2018-06-15 | 河南平高电气股份有限公司 | A kind of fingertip detecting tool |
| CN116840195A (en) * | 2023-05-18 | 2023-10-03 | 中国船舶集团有限公司第七〇三研究所 | Dynamic transmittance test device for sealing ring of extrusion oil film damper based on machine vision |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LIFAN INDUSTRIAL (GROUP) CO. Free format text: FORMER NAME OR ADDRESS: CHONGQING LIFAN INDUSTRY (GROUP) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Chongqing city Shapingba District zhangjiewan Bridge No. 60, zip code: 400037 Patentee after: Lifan Industry (Group) Co., Ltd. Address before: Chongqing city Shapingba District zhangjiewan Bridge No. 60, zip code: 400037 Patentee before: Lifan Industry (Group) Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 |