CN109520457A - A kind of online Oil spill detection method and the transportation system with online Oil spill detection function - Google Patents
A kind of online Oil spill detection method and the transportation system with online Oil spill detection function Download PDFInfo
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- CN109520457A CN109520457A CN201811361773.7A CN201811361773A CN109520457A CN 109520457 A CN109520457 A CN 109520457A CN 201811361773 A CN201811361773 A CN 201811361773A CN 109520457 A CN109520457 A CN 109520457A
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- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 239000003305 oil spill Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 37
- 238000009826 distribution Methods 0.000 claims abstract description 24
- 230000003111 delayed effect Effects 0.000 claims description 19
- 230000006870 function Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000013101 initial test Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 238000005507 spraying Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
A kind of transportation system the present invention relates to online Oil spill detection method and with online Oil spill detection function, method includes the following steps: step 1, transporter is transported by oil film thickness sensor and the band oil overhold face of chosen N number of target workpiece carries out linear scan, and oil film thickness numerical value and its corresponding location information are continuously or discontinuously obtained during each linear scan, wherein, N is setting value；Step 2, the oil film thickness numerical value of acquisition and its corresponding location information are integrated, obtains oil film in the thickness distribution situation on oil overhold face.Online Oil spill detection method through the invention can directly obtain the sea surface oil slick thickness distribution situation of target workpiece under production line (especially transporter) non-stop-machine situation, production line is efficiently produced.
Description
Technical field
It is examined the present invention relates to oil film thickness detection field more particularly to a kind of online Oil spill detection method and with online oil film
The transportation system of brake.
Background technique
The oil film thickness of metal surface influences the techniques such as its punch forming, welding and spraying very big.For example, striking out
In type technique, the blocked up one side of oil film leads to plate adhesion, forces stamping line to pause when serious, on the other hand will lead to pressure
Head skids on plate, influences stamping quality；Oil film is excessively thin to be easy to pull in stamping process generation, and metal is forced when serious
Cracking, influences product quality.Therefore, oil film thickness is detected in the techniques such as punch forming, welding and spraying advantageously ensure that production
Quality.
In the prior art, generally by using the oil film thickness measuring instrument of offline hand-held to just by transporter transport
The oil film thickness with oil overhold face of workpiece (such as to be punched, welding or spraying object) is detected, and needs to suspend when detecting
Then the transporter of the production lines such as punch forming, welding and spraying carries out oil film thickness inspection to the band oil overhold face of workpiece again
It surveys, such detection method can seriously affect production efficiency, be unable to satisfy the demand of modernization industry production.
Summary of the invention
To solve the above problems, the present invention provides a kind of online Oil spill detection method and with online Oil spill detection function
Transportation system can directly obtain target workpiece under production line (especially transporter) non-stop-machine situation by this method
Oil film thickness distribution situation with oil overhold face, produces production line efficiently.
On the one hand, the present invention provides a kind of online Oil spill detection method comprising following steps:
Step 1, by oil film thickness sensor transporter is transported and the band oil overhold face of chosen N number of target workpiece into
Row linear scan, and oil film thickness numerical value and its corresponding position are continuously or discontinuously obtained during each linear scan
Information, wherein N is setting value；
Step 2, the oil film thickness numerical value of acquisition and its corresponding location information are integrated, obtains oil film in institute
It states with the thickness distribution situation on oil overhold face.
Preferably, the step 1 specifically includes:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter, so that
It sequentially enters the presetting in the area to be checked of oil film thickness sensor；
Step 102, in chosen N number of target workpiece, described in learning that the target workpiece in conveying enters
When presetting in area to be checked, the oil film thickness sensor is controlled on schedule along according to preset incrementally delayed startup rule
Two predetermined directions or its reverse movement, and linear scan is carried out to the band oil overhold face of the target workpiece, in the scanning of this sublinear
Oil film thickness numerical value and its corresponding location information are continuously or discontinuously obtained in the process.
Preferably, the incrementally delayed startup rule includes: T=(i-1) × Z；Wherein, T is the time of delayed startup,
I is which time executes, and i ∈ [1, N], Z are time threshold, unit s, min or h.
Preferably, the incrementally delayed startup rule includes:Wherein, T is delayed startup
Time, i is which time executes, and i ∈ [1, N], Q are preset value, but Z1And Z2It is all time threshold, unit s, min or h, Z2
< Z1。
Preferably, the step 1 specifically includes:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter, so that
It sequentially enters the presetting in the area to be checked of oil film thickness sensor；
Step 102, the oil film thickness sensor is moved to being capable of initial probe position to target workpiece examinations
Set, be continuously conveyed in N number of target workpiece in selected, whenever learn the target workpiece in conveying enter it is described preset it is to be checked
When in area, linear scan is carried out using band oil overhold face of the oil film thickness sensor in static to the target workpiece, and
Oil film thickness numerical value and its corresponding location information are continuously or discontinuously obtained during this time linear scan, then according to pre-
If be intermittently advanced oil film thickness sensor described in rule control along the second predetermined direction towards preset termination detecting location
A mobile distance, wherein the Initial test locations are with termination detecting location distance L ' and target workpiece in the second predetermined party
Upward maximum sized ratio is 0.9~1.
Preferably, described to be intermittently advanced rule to control the oil film thickness sensor every time along the second predetermined direction
A set distance L, and L'=L × N are moved towards preset termination detecting location.
Preferably, first predetermined direction and second predetermined direction are perpendicular.
It preferably, further include step 3, by the oil film in the thickness distribution situation on oil overhold face to scheme/table
Form is shown in display equipment.
Online Oil spill detection method according to the present invention selectes N number of target workpiece during transporter conveying workpieces
To carry out linear scan to its band oil overhold face, to obtain the thick with oil film of the oil overhold face on scan path of N number of target workpiece
Degree value and corresponding location information.According to the oil film thickness value and its corresponding location information got, it will be able to obtain oil
Film is in workpiece with the thickness distribution situation on oil overhold face.Since the acquisition process of above-mentioned oil film thickness numerical value is not needed to one
The entire band oil overhold face of target workpiece is detected, but only carries out once linear scanning (linear scan to a target workpiece
Can be completed in the motion process of target workpiece), then oil film thickness numerical value that multiple linear scan is obtained and corresponding position
Confidence breath combines, and can obtain oil film thickness distribution situation entirely with oil overhold face.It therefore, can by the above method
The oil film thickness distribution with oil overhold face of target workpiece is directly obtained under production line (especially transporter) non-stop-machine situation
Situation produces production line efficiently.In addition, the method for on-line checking sea surface oil slick thickness of the invention is practical
Property is strong, easy to operate, and can substantially reduce human cost, convenient for widely promoting and applying.
On the other hand, the present invention also provides a kind of transportation system of the online Oil spill detection function of band, transportation system packets
It includes: the transporter of the target workpiece can be conveyed along the first predetermined direction；Detection device, including rack and be set to the machine
The oil film thickness sensor of back and forth movement can be carried out on frame and along the second predetermined direction, and be able to detect the oil film thickness
Displacement sensor that sensor is shifted up in the second predetermined party and the travelling speed of the transporter can be detected
Velocity sensor；Control device is connected with the transporter and detection device, which can fill transporter and detection
It sets and is controlled, and implement the method for on-line checking oil film described in any of the above-described technical solution.
Preferably, which further includes the position sensor being connected with control device, when the position sensor energy
When enough sensing that the target workpiece reaches the lower section of the oil film thickness sensor, the control device can pass through institute's rheme
The feedback signal for setting sensor knows that the target workpiece in conveying presets area to be checked into the oil film thickness sensor
It is interior.
The transportation system of the online Oil spill detection function of band according to the present invention, is used to implement any of the above-described technical solution
In on-line checking oil film method, can be directly obtained under the non-stop-machine situation of transporter target workpiece with oil overhold face
Oil film thickness, so that production line can be produced efficiently.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the flow chart of the online Oil spill detection method of the embodiment of the present invention one；
Fig. 2 is the flow chart of the online Oil spill detection method of the embodiment of the present invention one；
Fig. 3 is the flow chart of the online Oil spill detection method of the embodiment of the present invention one；
Fig. 4 is the flow chart of the online Oil spill detection method of the embodiment of the present invention two；
Fig. 5 be the embodiment of the present invention two oil film be shown in graph form with the thickness distribution situation on oil overhold face it is aobvious
Show the schematic diagram in equipment；
Fig. 6 is the structural schematic diagram of the transportation system with online Oil spill detection function of the embodiment of the present invention.
Description of symbols: 100, target workpiece；1, transporter；2, detection device；21, rack；22, oil film thickness senses
Device；23, displacement sensor；24, velocity pick-up；25, position sensor.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
Embodiment one
Flow chart of the Fig. 1 for the online Oil spill detection method of the embodiment of the present invention one, such as Fig. 1, the on-line checking oil film
Method the following steps are included:
Step 1, by oil film thickness sensor transporter is transported and the band oil overhold face of chosen N number of target workpiece into
Row linear scan, and oil film thickness numerical value and its corresponding position are continuously or discontinuously obtained during each linear scan
Information, wherein N is setting value；
Step 2, the oil film thickness numerical value of acquisition and its corresponding location information are integrated, obtains oil film in band oil overhold
Thickness distribution situation on face.
It should be noted that in the above-mentioned methods, above-mentioned transporter transport and the shape of chosen N number of target workpiece and
Structure is identical, and it is also identical with the oil film thickness on oil overhold face, therefore will obtain N number of target work
The oil film thickness numerical value with oil overhold face with the thickness distribution situation on oil overhold face and its corresponding location information of part are integrated
Afterwards, it will be able to obtain oil film with the thickness distribution situation on oil overhold face.The scan path of linear scan either straight line,
It can be curve.In addition, those skilled in the art can according to actual operating condition (such as transporter conveying workpiece sum
Amount, the travelling speed of transporter, the size with oil overhold face and the scanning situation of each linear scan etc.) carry out value tool to N
Body is set.
Online Oil spill detection method according to the present invention selectes N number of target workpiece during transporter conveying workpieces
To carry out linear scan to its band oil overhold face, to obtain the thick with oil film of the oil overhold face on scan path of N number of target workpiece
Degree value and corresponding location information.According to the oil film thickness value and its corresponding location information got, it will be able to obtain oil
Film is in workpiece with the thickness distribution situation on oil overhold face.Since the acquisition process of above-mentioned oil film thickness numerical value is not needed to one
The entire band oil overhold face of target workpiece is detected, but only carries out once linear scanning (linear scan to a target workpiece
Can be completed in the motion process of target workpiece), then oil film thickness numerical value that multiple linear scan is obtained and corresponding position
Confidence breath combines, and can obtain oil film thickness distribution situation entirely with oil overhold face.It therefore, can by the above method
The oil film thickness distribution with oil overhold face of target workpiece is directly obtained under production line (especially transporter) non-stop-machine situation
Situation produces production line efficiently.
In the present embodiment, as shown in Fig. 2, step 1 can specifically include:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter, so that
It sequentially enters the presetting in area to be checked of oil film thickness sensor；
Step 102, in chosen N number of target workpiece, whenever learn the target workpiece in conveying enter preset it is to be checked
When in area, according to preset incrementally delayed startup rule control on schedule oil film thickness sensor along the second predetermined direction or
Its move backward, and to the band oil overhold face of the target workpiece carry out linear scan, this sublinear scanning during continuously or
Discontinuously obtain oil film thickness numerical value and its corresponding location information.
It should be noted that in a step 101, presetting area to be checked and referring to that oil film thickness sensor can collect target work
The region of the oil film thickness numerical value with oil overhold face of part.In a step 102, incrementally delayed startup rule refers to: defeated when learning
The target workpiece sent, compared to previous target workpiece, carries out line to the latter target workpiece into when presetting in area to be checked
Property scanning when need to extend a period of time and restart oil film thickness sensor, and the extended time is constantly incremented by.It is above-mentioned incrementally to prolong
When setup rule can guarantee that the linear scan path of oil film thickness sensor each time is not overlapped as far as possible so that oil film
Thickness transducer can be realized to the oil film thickness detection entirely with oil overhold face.It is specific that incrementally delayed startup rule will be under
It is described further in text.Oil film thickness sensor can be uniform motion along the second predetermined direction or its reverse movement,
It can be variable motion, those skilled in the art can be configured according to actual condition and detection demand.In addition, oil film is thick
Degree sensor can constantly carry out back and forth movement on the second predetermined direction, for example, oil film thickness sensor can be the
Once linear moves during scanning along the second predetermined direction, and along the second predetermined party before second of linear scan
To reverse back to the initial position of first time linear scan, and continue on the second predetermined direction movement and carry out second of line
Property scanning；Oil film thickness sensor is also possible to move during first time linear scan along the second predetermined direction, and
Along the counter motion of the second predetermined direction during second of linear scan, to be returned after second of linear scan
To the initial position for carrying out first time linear scan.
Specifically, incrementally delayed startup rule may include: T=(i-1) × Z；Wherein, T is the time of delayed startup,
I is which time executes, and i ∈ [1, N], Z are time threshold, unit s, min or h.It is linearly swept that is, being executed from second
It retouches and starts to need delayed startup oil film thickness sensor, and the time difference of adjacent extended starting time twice is equal, in this way may be used
So that the point of oil film thickness sensor acquisition oil film thickness numerical value is more evenly distributed on band oil overhold face.Art technology
Personnel can set the value of Z according to Oil spill detection precision of the travelling speed of transporter and needs etc..Incrementally prolong
When setup rule also may include:Wherein, T is the time of delayed startup, and i is which time executes, i
∈ [1, N], Q are preset value, Z1And Z2It is all time threshold, unit s, min or h, Z2< Z1.Those skilled in the art can be with
According to the Oil spill detection precision of the travelling speed of transporter and needs come to Z1Value set.When incrementally delayed startup is advised
When being then configured according to above scheme, those skilled in the art can set the key area for needing emphasis to carry out oil film thickness detection
Domain, as i > Q, then it represents that start oil film thickness sensor and start to carry out Oil spill detection in key area, shorten at this time adjacent
Delayed startup twice time difference, can carry out detecting more accurately in key area.Those skilled in the art can
According to the position of the key area, the travelling speed of transporter and Z1Value determine the value of Q, then according in key area
The Oil spill detection precision that needs sets Z2Value, Z2Value it is smaller, then the adjacent delay time difference started twice is with regard to smaller,
Adjacent linear scan twice is corresponding with the spacing distance on oil overhold face, with regard to smaller, the collection point of oil film thickness numerical value is just distributed
Must be more intensive, then the precision of oil film thickness detection is higher.
In the present embodiment, as shown in figure 3, step 1 specifically also may include:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter, so that
It sequentially enters the presetting in area to be checked of oil film thickness sensor；
Step 102, by oil film thickness sensor be moved to can to the Initial test locations of target workpiece examinations,
Selected is continuously conveyed in N number of target workpiece, and whenever learning the target workpiece in conveying into when presetting in area to be checked, use is quiet
Oil film thickness sensor in only carries out linear scan to the band oil overhold face of the target workpiece, and in the process of this sublinear scanning
In continuously or discontinuously obtain oil film thickness numerical value and its corresponding location information, be intermittently advanced regular control then according to preset
Liquefaction film thickness sensor moves a distance towards preset termination detecting location along the second predetermined direction, wherein initial visit
Location set with to terminate maximum sized ratio on the second predetermined direction of detecting location distance L ' and target workpiece be 0.9~
1。
It should be noted that in a step 102, during carrying out each linear scan, oil film thickness sensor
Position be it is stationary, oil film thickness sensor is only moved within the interval time of linear scan twice.Initial probe
Position is 0.9~1 with the maximum sized ratio of detecting location distance L ' and target workpiece on the second predetermined direction is terminated,
So that can substantially the band oil overhold face of target workpiece be covered by carrying out the region of linear scan, to avoid not being collected
The area in the region of oil film thickness numerical value is excessive.Believe by such method to obtain oil film thickness numerical value and its corresponding position
Breath so that simpler to the control process of oil film thickness sensor, while can also simplify and subsequent integrate oil film thickness number
The step of value and its corresponding location information.
Preferably, the above-mentioned rule that is intermittently advanced is control oil film thickness sensor every time along the second predetermined direction direction
The mobile set distance L of preset termination detecting location, and L'=L × N.That is, oil film thickness sensor moves every time
Dynamic is equidistant, so that the point of oil film thickness sensor acquisition oil film thickness numerical value is evenly distributed in band oil overhold face
On.In addition, the first predetermined direction and the second predetermined direction are preferably perpendicular for the ease of implementing to control and operate.
In the present embodiment, during repeatedly obtaining oil film thickness numerical value, when the oil film thickness numerical value obtained twice
When corresponding location information is identical, the oil film thickness numerical value obtained after utilization accordingly replaces the oil film thickness number first obtained
Value, to constantly update oil film thickness numerical value, so that staff be avoided to get the biggish oil film thickness numerical value of error.
Embodiment two
Embodiment two also provides a kind of online Oil spill detection method, and the difference of embodiment two and embodiment one is embodiment
Two further include step 3, as shown in figure 4, the method for the on-line checking oil film the following steps are included:
Step 1, by oil film thickness sensor transporter is transported and the band oil overhold face of chosen N number of target workpiece into
Row linear scan, and oil film thickness numerical value and its corresponding position are continuously or discontinuously obtained during each linear scan
Information, wherein N is setting value；
Step 2, the oil film thickness numerical value of acquisition and its corresponding location information are integrated, obtains oil film in band oil overhold
Thickness distribution situation on face；
Step 3, by oil film with the thickness distribution situation on oil overhold face by scheme/table in the form of be shown in display equipment in.
In step 3, oil film is set being preferably shown in display in graph form with the thickness distribution situation on oil overhold face
It is specific to show situation as shown in figure 5, allow staff that can more intuitively understand mesh by such method in standby
Mark workpiece with the oil film thickness distribution situation on oil overhold face.Thickness distribution situation is being shown in display equipment in graph form
Before, the profile information of target workpiece can be first obtained, and target workpiece is shown according to profile information on the display device
Image；Then, further according to each linear scan during continuously or discontinuously obtain oil film thickness numerical value and its corresponding position
Confidence breath, will be on each corresponding pixel of the image of oil film thickness numerical marker to target workpiece.In addition, oil film is thick
During spending on numerical marker to each corresponding pixel of the image of target workpiece, different colors can be used to mark
Show the oil film thickness numerical value in different numerical value sections so that staff can more rapidly find be in target workpiece
It is no to there is a problem of that oil film thickness is not up to standard.
In addition, after obtaining the profile information of target workpiece, it can be by the corresponding position of oil film thickness numerical value of acquisition
Information is compared with the profile information of target workpiece, to judge whether the oil film thickness numerical value of oil film thickness sensor acquisition has
Effect, and will be deemed as invalid oil film thickness numerical value and delete, and will be deemed as effective oil film thickness numerical value and its corresponding position
Confidence breath is integrated.Since target workpiece (plate such as to be punched, to be welded or to be sprayed) may not be regular shape
Shape, and with that may have the structures such as hole or groove on oil overhold face, these positions are not required to carry out oil film spraying, therefore oil film thickness passes
Sea surface oil slick thickness value acquired in sensor is invalid, after these positions sea surface oil slick thickness value collected is rejected again into
Row integration, can be further ensured that again while reducing data processing amount and show the thickness distribution situation that shows of equipment more
It is accurate and intuitive.
The present invention also provides a kind of transportation system of the online Oil spill detection function of band, Fig. 6 is that the structure of the transportation system is shown
It is intended to.As shown in fig. 6, the transportation system includes transporter 1, detection device 2 and control device.Transporter 1 can be along
The transporter 1 of one predetermined direction conveying target workpiece 100.Detection device 2 includes rack 21 and is set in rack 21 and can be along
Second predetermined direction carries out the oil film thickness sensor 22 of back and forth movement, and is able to detect oil film thickness sensor 22 second
Displacement sensor 23 that predetermined party shifts up and can be to 24 device of velocity pick-up that the travelling speed of transporter 1 is detected.
Control device is connected with transporter 1 and detection device 2, which can control transporter 1 and detection device 2,
And implement the method for the on-line checking oil film in any of the above-described technical solution.It should be noted that above-mentioned control device includes
Electronic component programmable logic controller (PLC) (such as PLC or CPU) and be connected with programmable logic controller (PLC), belongs to ability
Known to field technique personnel, this will not be detailed here.
The transportation system of the online Oil spill detection function of band according to the present invention, is used to implement any of the above-described technical solution
In the method for on-line checking oil film can be in the non-stop-machine feelings of transporter 1 when workpiece is transported on its transporter 1
The oil film thickness distribution situation with oil overhold face that target workpiece 100 is directly obtained under shape, so that production line can be efficiently
It is produced.
Preferably, which further includes the position sensor being connected with control device
25, when position sensor 25 can sense that target workpiece 100 reaches the lower section of oil film thickness sensor 22, control device energy
Enough know that the target workpiece 100 in conveying enters the default of oil film thickness sensor 22 by the feedback signal of position sensor 25
In area to be checked.25 machine of position sensor both can be set on transporter 1, also can be set in rack 21.It is passed in position
Under the collective effect of 24 device of sensor 25, displacement sensor 23 and velocity pick-up, control device, which can sense, knows 100 He of target workpiece
The position of oil film thickness sensor 22 and motion conditions, to realize the on-line checking oil film in any of the above-described technical solution
Method.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
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 present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.Especially, as long as there is no knots
Structure conflict, items technical characteristic mentioned in the various embodiments can be combined in any way.The present invention does not limit to
In specific embodiment disclosed herein, but include all technical solutions falling within the scope of the claims.
Claims (10)
1. a kind of online Oil spill detection method, which comprises the following steps:
Step 1, transporter is transported by oil film thickness sensor and the band oil overhold face of chosen N number of target workpiece carries out line
Property scanning, and continuously or discontinuously obtain during each linear scan oil film thickness numerical value and its corresponding position letter
Breath, wherein N is setting value；
Step 2, the oil film thickness numerical value of acquisition and its corresponding location information are integrated, obtains oil film in the band
Thickness distribution situation on oil overhold face.
2. the method according to claim 1, wherein the step 1 specifically includes:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter so that its according to
Secondary presetting in area to be checked into the oil film thickness sensor；
Step 102, in chosen N number of target workpiece, whenever learning that it is described default that the target workpiece in conveying enters
When in area to be checked, it is pre- along second that the oil film thickness sensor is controlled on schedule according to preset incrementally delayed startup rule
Determine direction or its reverse movement, and linear scan is carried out to the band oil overhold face of the target workpiece, in the process of this sublinear scanning
In continuously or discontinuously obtain oil film thickness numerical value and its corresponding location information.
3. according to the method described in claim 2, it is characterized in that, the incrementally delayed startup rule includes:
T=(i-1) × Z；
Wherein, T is the time of delayed startup, and i is which time executes, and i ∈ [1, N], Z are time threshold, unit s, min or h.
4. according to the method described in claim 2, it is characterized in that, the incrementally delayed startup rule includes:
Wherein, T is the time of delayed startup, and i is which time executes, and i ∈ [1, N], Q are preset value, and 1 < Q < N, but Z1And Z2
It is all time threshold, unit s, min or h, Z2< Z1。
5. the method according to claim 1, wherein the step 1 specifically includes:
Step 101, N number of above identical target workpiece is continuously conveyed along the first predetermined direction using transporter so that its according to
Secondary presetting in area to be checked into the oil film thickness sensor；
Step 102, by the oil film thickness sensor be moved to can to the Initial test locations of target workpiece examinations,
Selected is continuously conveyed in N number of target workpiece, described presets in area to be checked whenever learning that the target workpiece in conveying enters
When, linear scan is carried out to the band oil overhold face of the target workpiece using the oil film thickness sensor in static, and at this
Oil film thickness numerical value and its corresponding location information are continuously or discontinuously obtained during linear scan, then according to preset
It is intermittently advanced oil film thickness sensor described in rule control and is moved along the second predetermined direction towards preset termination detecting location
One distance, wherein the Initial test locations are with termination detecting location distance L ' and target workpiece on the second predetermined direction
Maximum sized ratio be 0.9~1.
6. according to the method described in claim 5, it is characterized in that, described be intermittently advanced rule to control the oil film every time
Thickness transducer moves a set distance L, and L'=L × N towards preset termination detecting location along the second predetermined direction.
7. the method according to any one of claim 2-6, which is characterized in that first predetermined direction and described second
Predetermined direction is perpendicular.
8. the method according to any one of claim 2-6, which is characterized in that further include step 3, by the oil film in institute
State with the thickness distribution situation on oil overhold face by scheme/table in the form of be shown in display equipment in.
9. a kind of transportation system of the online Oil spill detection function of band, which is characterized in that the transportation system includes:
The transporter of the target workpiece can be conveyed along the first predetermined direction；
Detection device, including rack and in the rack and can be carried out along the second predetermined direction back and forth movement oil film it is thick
Sensor is spent, and is able to detect displacement sensor that the oil film thickness sensor is shifted up in the second predetermined party and can
The velocity sensor that the travelling speed of the transporter is detected；
Control device is connected with the transporter and detection device, which can carry out transporter and detection device
Control, and implement the method for on-line checking oil film according to claim 1 to 8.
10. transportation system according to claim 9, which is characterized in that further include the position sensing being connected with control device
Device, it is described when the position sensor can sense that the target workpiece reaches the lower section of the oil film thickness sensor
Control device can know that the target workpiece in conveying enters the oil film by the feedback signal of the position sensor
Thickness transducer is preset in area to be checked.
Priority Applications (1)
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| CN113275209A (en) * | 2021-07-21 | 2021-08-20 | 浙江双元科技股份有限公司 | Lithium battery pole piece coating thickness detection device, system and method |
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