CN108917664A - A kind of engine Front oil seal flatness detection method and device - Google Patents
A kind of engine Front oil seal flatness detection method and device Download PDFInfo
- Publication number
- CN108917664A CN108917664A CN201810846208.3A CN201810846208A CN108917664A CN 108917664 A CN108917664 A CN 108917664A CN 201810846208 A CN201810846208 A CN 201810846208A CN 108917664 A CN108917664 A CN 108917664A
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- flatness
- engine front
- oil seal
- height
- front oil
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention discloses a kind of engine Front oil seal flatness detection methods, specifically include following steps, S1, the height value for obtaining 1 equally distributed points in engine front cover leaf fat envelope planar circumferential；S2, it by the height value combination of two of all the points in step S1 and asks poor, obtains multiple height differences；S3, the flatness sealed using maximum height difference as the engine front cover leaf fat, compare with preset error amount, if flatness is less than error amount, flatness is qualified, conversely, then flatness is unqualified.The invention also discloses a kind of corresponding engine Front oil seal flatness checking devices of the method.The present invention can detect engine Front oil seal flatness automatically, labor intensity is effectively reduced, improves detection efficiency.
Description
Technical field
The present invention relates to engine Front oil seal flatness detection technique fields, more specifically, it relates to a kind of engine
Front oil seal flatness detection method and device.
Background technique
Engine needs to install engine Front oil seal, the flatness of oil sealing must be in qualified tolerance in assembling process
Range just can guarantee that oil sealing is oil-proof.Currently, the flatness of detection engine Front oil seal can only be examined by hand by progress by hand
The heavy workload of the flatness of Front oil seal is surveyed, labor intensity of workers is big, and detection efficiency is low.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to the prior art above-mentioned deficiency, the purpose of the present invention one there is provided
A kind of engine Front oil seal that can be detected engine Front oil seal flatness automatically, labor intensity is effectively reduced, improves detection efficiency
Flatness detection method.
The purpose of the present invention two can detect that engine Front oil seal flatness, that labour is effectively reduced is strong there is provided a kind of automatically
Degree, the engine Front oil seal flatness checking device for improving detection efficiency.
To achieve the above object one, the present invention provides a kind of engine Front oil seal flatness detection methods, specifically include
Following steps,
S1, the height value for obtaining 1 equally distributed points in engine front cover leaf fat envelope planar circumferential；
S2, it by the height value combination of two of all the points in step S1 and asks poor, obtains multiple height differences；
S3, the flatness sealed using maximum height difference as the engine front cover leaf fat, compare with preset error amount,
If flatness is less than error amount, flatness is qualified, conversely, then flatness is unqualified.
As a further improvement, further including step S4 after step S3, output determines whether qualifying signal, waits new
After engine front cover leaf fat envelope is come, step S1-S3 is repeated to carry out new engine front cover leaf fat envelope flatness detection.
To achieve the above object two, the present invention also provides a kind of engine Front oil seal flatness checking devices, including inspection
Platform is surveyed, the detection platform is equipped with the location structure for location engine front shroud, the detection platform top
Equipped with the height detecting device for detecting engine front cover leaf fat envelope flatness and drive the height detecting device movement
Movement mechanism, the movement mechanism include the first driving device and drive for driving the height detecting device horizontal reciprocating movement
Move the second driving device of the height detecting device horizontal circular movement；Further include respectively with the height detecting device,
The controller that one driving device, the second driving device connect.
As a further improvement, the height detecting device is laser detector.
Further, the location structure is two positioning pins.
Further, the first driving device is telescopic cylinder.
Further, second driving device is rotating electric machine.
It further, further include the output display device being connect with the controller.
Beneficial effect
Compared with prior art, the present invention have the advantage that for：
1, by obtaining the height value of 1 equally distributed points in oil sealing planar circumferential, and the height of these points is utilized
Angle value combination of two seeks the height difference all put of difference, the flatness using maximum height difference as oil sealing with it is preset
Error amount compares, and to determine whether the flatness is qualified, may be implemented to detect engine Front oil seal flatness, operation letter automatically
Single, detection efficiency height；
It 2, can be rapidly and accurately by height detecting device by first driving device, the second driving device cooperative movement
Specified point is sent to be detected, it is automatic to calculate after controller receives the detection data of multiple points of height detecting device transmitting
Out oil sealing flatness and export determine whether qualifying signal, can be effectively reduced labor intensity, improve detection efficiency.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention；
Fig. 2 is block diagram of the invention；
Fig. 3 is flow chart of the invention.
Wherein, 1- detection platform, 2- engine front cover plate, 3- location structure, 4- engine front cover leaf fat envelope, the inspection of 5- height
Survey device, 6- first driving device, the second driving device of 7-, 8- controller, 9- output display device.
Specific embodiment
The present invention is described further for specific embodiment in reference to the accompanying drawing.
Refering to fig. 1-3, a kind of engine Front oil seal flatness detection method, specifically includes following steps,
S1, the height value that engine front cover leaf fat seals 1 equally distributed points in 4 planar circumferentials is obtained；
S2, it by the height value combination of two of all the points described in step S1 and asks poor, obtains multiple height differences；
S3, the flatness that 4 are sealed using maximum height difference as the engine front cover leaf fat, with preset error amount ratio
Right, if flatness is less than error amount, flatness is qualified, conversely, then flatness is unqualified.
In step sl, the height value for getting over multiple spot is obtained, it is higher to the precision of engine Front oil seal flatness detection；In step
In rapid S3, preset error range can be 0.3mm；It further include step S4 after step S3, output determines whether qualifying signal,
After waiting new engine front cover leaf fat envelope 4 to come, step S1-S3 is repeated to carry out new engine front cover leaf fat and seals 4 planes
Degree detection can be adapted for detecting the flatness of engine front cover leaf fat envelope 4 on assembly line, start by current
After the flatness of machine front shroud oil sealing 4 has detected and exported and determine whether qualifying signal, new engine front cover plate is continued waiting for
After oil sealing 4 is come, circulating repetition step S1-S3, the flatness that can seal 4 to each engine front cover leaf fat is detected,
Substantially increase the degree of automation and working efficiency.
In the present embodiment, it detects and improves efficiency for convenience, engine front cover leaf fat can be taken to seal in 4 planar circumferentials
The height value of 0 °, 120 °, 240 ° three location point, and engine front cover leaf fat envelope 4 is obtained using these three height values selected
Whether flatness and the judgement flatness are qualified；Can also take engine front cover leaf fat seal 4 planar circumferentials on 0 °, 90 °, 180 °,
The height value of 270 ° of four location points, and using this four height values selected obtain engine front cover leaf fat envelope 4 flatness and
Determine whether the flatness is qualified；Point more can certainly be taken to carry out flatness detection, the point taken is more, flatness detection
Precision is higher.
By obtaining the height value of 1 equally distributed points in oil sealing planar circumferential, and utilize the height of these points
The height difference that value combination of two asks difference all to be put, using maximum height difference as the flatness of oil sealing and preset mistake
Difference compares, to determine whether the flatness qualified, may be implemented to detect automatically engine Front oil seal flatness, it is easy to operate,
Detection efficiency is high.
A kind of engine Front oil seal flatness checking device, including detection platform 1, detection platform 1 are equipped with for positioning
The location structure 3 of engine front cover plate 2 is equipped with the height that 4 flatnesses are sealed for detecting engine front cover leaf fat above detection platform 1
The movement mechanism spent detection device 5 and the height detecting device 5 is driven to move, movement mechanism include driving the height detection
The first driving device 6 of 5 horizontal reciprocating movement of device and the second driving for driving 5 horizontal circular movement of height detecting device
Device 7；Engine Front oil seal flatness checking device further include respectively with the height detecting device 5, first driving device 6,
The controller 8 of second driving device 7 connection.
Height detecting device 5 is mounted on one end of the second driving device 7, and the second driving device 7 is mounted on the first driving dress
6 one end is set, preferably, first driving device 6 is telescopic cylinder, the second driving device 7 is rotating electric machine, height detection dress
5 to be set to be mounted in the shaft of rotating electric machine, rotating electric machine is mounted on the telescopic rod of telescopic cylinder, when not detecting, the first driving
Device 6 is in initial position, i.e. telescopic cylinder is in retracted position, can play the role of resigning, facilitates engine front cover plate 2
It is placed into detection platform 1 and is located, in detection process, the stretching of first driving device 6 moves to height detecting device 5
Right above engine front cover leaf fat envelope 4, the second driving device 7 can make height detecting device 5 move to engine front cover leaf fat
The location point sealed in 4 planar circumferentials is detected, to improve detection accuracy.
Preferably, height detecting device 5 is laser detector, measured, is had non-contact using laser detector
Property, detection accuracy is high, fireballing feature.
Location structure 3 is two positioning pins, can be complete by two location holes of two positioning pin insertion engine front cover plates 2
At positioning, engine front cover plate 2 is positioned using two positioning pins, the positioning accurate of engine front cover plate 2 can be effectively ensured
Degree guarantees detection data accuracy.
Engine Front oil seal flatness checking device further includes the output display device 9 connecting with controller 8, output display
Device 9, which is used to export, determines whether that qualified signal, output display device 9 can be display or LED panel.
By first driving device, the second driving device cooperative movement, rapidly and accurately height detecting device can be sent
It is detected to specified point, it is automatic to calculate after controller receives the detection data of multiple points of height detecting device transmitting
Oil sealing flatness and export determine whether qualifying signal, can be effectively reduced labor intensity, improve detection efficiency, inspection of the invention
Survey device overall structure is simple, and manufacturing cost is low, the operation is stable.
What has been described above is only a preferred embodiment of the present invention, it should be pointed out that for those skilled in the art,
Without departing from the structure of the invention, several modifications and improvements can also be made, these all will not influence implementation of the present invention
Effect and patent practicability.
Claims (8)
1. a kind of engine Front oil seal flatness detection method, it is characterised in that：Specifically include following steps,
S1, the height value for obtaining 1 equally distributed points in engine front cover leaf fat envelope (4) planar circumferential；
S2, it by the height value combination of two of all the points in step S1 and asks poor, obtains multiple height differences；
S3, the flatness that (4) are sealed using maximum height difference as the engine front cover leaf fat, compare with preset error amount,
If flatness is less than error amount, flatness is qualified, conversely, then flatness is unqualified.
2. a kind of engine Front oil seal flatness detection method according to claim 1, it is characterised in that：After step S3
It further include step S4, output determines whether qualifying signal, waits new engine front cover leaf fat seal after (4) come, repeatedly step
S1-S3 is to carry out new engine front cover leaf fat envelope (4) flatness detection.
3. a kind of device for realizing engine Front oil seal flatness detection method described in claim 1, including detection platform (1),
It is characterized in that：The detection platform (1) is equipped with the location structure (3) for location engine front shroud (2), described
The height detecting device (5) for detecting engine front cover leaf fat envelope (4) flatness and driving institute are equipped with above detection platform (1)
The movement mechanism of height detecting device (5) movement is stated, the movement mechanism includes driving the height detecting device (5) horizontal
The first driving device (6) of reciprocating motion and the second driving device of driving height detecting device (5) horizontal circular movement
(7)；It further include the control being connect respectively with the height detecting device (5), first driving device (6), the second driving device (7)
Device (8).
4. a kind of engine Front oil seal flatness checking device according to claim 3, it is characterised in that：The height
Detection device (5) is laser detector.
5. a kind of engine Front oil seal flatness checking device according to claim 3, it is characterised in that：The positioning
Structure (3) is two positioning pins.
6. a kind of engine Front oil seal flatness checking device according to claim 3, it is characterised in that：Described first
Driving device (6) is telescopic cylinder.
7. a kind of engine Front oil seal flatness checking device according to claim 3, it is characterised in that：Described second
Driving device (7) is rotating electric machine.
8. a kind of engine Front oil seal flatness checking device according to claim 3-7 any one, it is characterised in that：
It further include the output display device (9) being connect with the controller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846208.3A CN108917664A (en) | 2018-07-27 | 2018-07-27 | A kind of engine Front oil seal flatness detection method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846208.3A CN108917664A (en) | 2018-07-27 | 2018-07-27 | A kind of engine Front oil seal flatness detection method and device |
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| Publication Number | Publication Date |
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| CN108917664A true CN108917664A (en) | 2018-11-30 |
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| CN201810846208.3A Pending CN108917664A (en) | 2018-07-27 | 2018-07-27 | A kind of engine Front oil seal flatness detection method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110889557A (en) * | 2019-11-29 | 2020-03-17 | 上海建工四建集团有限公司 | Rock face elevation prediction calculation method |
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