CN110174060A - A kind of carcass ply measurement system and measurement method - Google Patents
A kind of carcass ply measurement system and measurement method Download PDFInfo
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- CN110174060A CN110174060A CN201910511522.0A CN201910511522A CN110174060A CN 110174060 A CN110174060 A CN 110174060A CN 201910511522 A CN201910511522 A CN 201910511522A CN 110174060 A CN110174060 A CN 110174060A
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- carcass ply
- laser sensor
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- dimensional signal
- measurement system
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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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/03—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring coordinates of points
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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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
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- General Physics & Mathematics (AREA)
- Tyre Moulding (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of carcass ply measurement system and measurement methods, when using carcass ply measurement system in the present invention, when the connector of carcass ply is transmitted to the measured zone by conveyer belt, the controller controls the two-dimensional laser sensor and is scanned, and receive the two-dimensional signal, thickness profiles are converted by the two-dimensional signal, and obtain the engagement amount of cord connector.It can thus be appreciated that, it is scanned using measuring system of the invention by multiple positions to carcass ply, therefore, the corresponding thickness profiles of multiple positions can be obtained, and the engagement amount of cord connector is obtained according to the thickness profiles, to improve the precision of measurement；And the two-dimensional laser sensor used in the present invention can further increase the precision of measurement.In addition, using when measuring to carcass ply, carcass ply is not needed to shut down and can just be measured when measuring system of the invention, to improve the efficiency of measurement.
Description
Technical field
The present invention relates to carcass ply field of measuring technique, more specifically to a kind of carcass ply measurement system with
And measurement method.
Background technique
Existing cord manufacturing process, is engaged after cord severing, and two cord semi-products engagement (cord connector) can exist
Certain engagement amount (or amount of lap), the engagement amount have a stringent code requirement, insufficient or more than can all cause tyre performance,
The influence of one property and safety.Therefore, the measurement of cord connector engagement amount becomes one of important procedure.
Currently, the measurement method of cord connector is mainly measured by laser sensor, usually upper and lower two are swashed
Optical sensor is respectively arranged above and below cord operation plane, and the data of the display of upper and lower two laser sensors are cord
The engagement amount of connector.Laser sensor is measured there are two types of mode: the first is, laser sensor is fixed, and cord connector
It is mobile；Second is that laser sensor is mobile, and cord connector is fixed.Wherein, in first way, laser sensor is surveyed
Numerical value be only cord connector thickness, to the thickness change of cord connector is really presented, be just dependent on cord connector relative to
The constant speed of laser sensor is mobile.But cord severing process includes the processes such as severing, steering and overlap joint, entire process is walked to stop
Frequently, cord connector is in the step transition for stopping and accelerating, therefore can not obtain accurate cord joint thickness size.And second
In mode, the premeasuring position of cord connector can be changed because of process franchise, therefore laser sensor must will preset one
Section measurement range, when cord connector is moved to the measurement range of laser sensor, cord connector stops, and waits laser sensing
The mobile entire measuring route of device, therefore the bottleneck of entire cord severing process occurs to cause in the time for waiting laser sensor measurement
Reduce production efficiency significantly.
Therefore, how while guaranteeing cord connector measurement accuracy production efficiency is improved, becomes those skilled in the art
Technical problem urgently to be resolved.
Summary of the invention
In view of this, the technical problem to be solved by the present invention is to how mention while guaranteeing cord connector measurement accuracy
High efficiency, for this purpose, the present invention provides a kind of carcass ply measurement system and measurement methods.
To achieve the above object, the invention provides the following technical scheme:
A kind of carcass ply measurement system, the system are applied in carcass ply severing process characterized by comprising
It is used to support the support frame mechanism of entire measuring system；
Measuring table below the conveyer belt of transmission carcass ply has measured zone on the measuring table；
Positioning mechanism in support frame as described above mechanism is set；
Multiple groups two-dimensional laser sensor on the positioning mechanism is set, and the two-dimensional laser sensor can be to being located at
Carcass ply at the measured zone measures, and obtains the two-dimensional signal of carcass ply；
Controller, when the connector of carcass ply is transmitted to the measured zone by conveyer belt, the controller controls institute
It states two-dimensional laser sensor to be scanned, and receives the two-dimensional signal, convert the two-dimensional signal and location information to
Thickness profiles, and obtain the engagement amount of cord connector.
The present invention in one embodiment, two-dimensional laser sensor described in every group includes: for obtaining the carcass
The upper two-dimensional laser sensor of the upper two-dimensional signal of cord upper surface and lower two dimension for measuring the carcass ply lower surface
The lower two-dimensional laser sensor of information；
The controller obtains carcass ply in conjunction with the upper two-dimensional signal, the lower two-dimensional signal and location information
Original thickness tendency chart；The fitted trend figure of carcass ply is obtained using calculus of finite differences according to the original thickness tendency chart；Root
Thickness profiles are obtained according to the fitted trend figure, recycles Ba Laiduo law to define and cuts off threshold value；It is cut off according to described
Threshold value parses limit on the left and limit on the right-right-hand limit, obtains in conjunction with the corresponding coordinate one of limit on the left coordinate two corresponding with the limit on the right-right-hand limit
Relative distance between two coordinates, the relative distance are then the engagement amount of cord connector.
The positioning mechanism includes: the first positioning mechanism on the measuring table, and the upper two-dimensional laser passes
Sensor is arranged on first positioning mechanism；And the second positioning mechanism under the measuring table, described lower two
Laser sensor is tieed up to be arranged on second positioning mechanism.
The present invention in one embodiment, support frame as described above mechanism includes: structural column；It is arranged on the structural column
The first structure arm that extends of the edge direction vertical with the direction of transfer of the conveyer belt, first positioning mechanism is arranged in institute
It states on first structure arm.
The present invention in one embodiment, support frame as described above mechanism includes: structural column；It is arranged on the structural column
The first structure arm that extends of the edge direction vertical with the direction of transfer of the conveyer belt, first positioning mechanism is arranged in institute
It states on first structure arm；And
The second structure that the edge being arranged on the structural column direction vertical with the direction of transfer of the conveyer belt extends
Arm, second positioning mechanism are arranged in second structural arm.
The present invention in one embodiment, the upper two-dimensional laser sensor in all two-dimensional laser sensor groups passes through
First linear reciprocating mechanism is arranged in the first positioning mechanism linear reciprocal movement mechanism, all two-dimensional laser sensings
Lower two-dimensional laser sensor in device group is arranged on second positioning mechanism by the second linear reciprocal movement mechanism；It is described
Controller can control the described first linear reciprocating mechanism and the synchronous operation of second linear reciprocal movement mechanism.
The present invention in one embodiment, the first linear reciprocating mechanism and the second linear reciprocal fortune
Motivation structure is leadscrew-nut mechanism or piston rod mechanism.
The present invention in one embodiment, upper two-dimensional laser sensor in two-dimensional laser sensor described in every group and
Laser light source, charge-coupled device and signal processor included by lower two-dimensional laser sensor can integrate or individual independences
Device exists.
The present invention in one embodiment, the laser light source be helium laser or diode laser.
The present invention in one embodiment, further include positioned at the conveyer belt uplink band and downlink band between leading
Opening mechanism, second positioning mechanism are located at described lead in the extending space of opening mechanism.
The present invention in one embodiment, the opening mechanism of leading includes；The first structure frame being oppositely arranged and
Two structural framings；And at least two of the turning at the turning and second structural framing of the connection first structure frame lead
Roller is opened, the roller of leading out can be matched with the conveyer belt；The first structure frame, second structural framing and described
Leading out roller area defined is the extending space.
The present invention in one embodiment, the quantity of the conveyer belt be it is multiple, between the adjacent conveyer belt
Gauge is from least 10mm.
The present invention in one embodiment, the measuring table position opposite with the gap of adjacent conveyer belt is set
It is equipped with geometry through hole, the width range of the geometry through hole is 5mm~10mm, and the length of the geometry through hole is at least
20mm。
The present invention in one embodiment, the geometry through hole be square type or groove type.
The invention also discloses a kind of carcass ply method for measurement, the method applies carcass described in any of the above embodiments
Cloth measurement system, which comprises
Carcass ply is transmitted, when carcass ply is transmitted to measured zone, two-dimensional laser sensor starts to scan；
The controller controls the two-dimensional laser sensor and is scanned, and the two-dimensional signal is received, by the two dimension
Information and location information are converted into thickness profiles, and obtain the engagement amount of cord connector.
The present invention in one embodiment, it is described to receive the two-dimensional signal, convert thickness for the two-dimensional signal
Change curve is spent, and obtains the engagement amount of cord connector specifically:
Obtain the upper two-dimensional signal of the carcass ply upper surface and the lower two-dimensional signal of the carcass ply lower surface；
In conjunction with the upper two-dimensional signal, the lower two-dimensional signal and location information, the original thickness of carcass ply is obtained
Tendency chart；
The fitted trend figure of carcass ply is obtained using calculus of finite differences according to the original thickness tendency chart；
Thickness profiles are obtained according to the fitted trend figure, recycles Ba Laiduo law to define and cuts off threshold value；
Parse limit on the left and limit on the right-right-hand limit according to the threshold value that cuts off, in conjunction with the corresponding coordinate one of the limit on the left with it is described
The corresponding coordinate two of limit on the right-right-hand limit obtains the relative distance between two coordinates, which is then the engagement amount of cord connector.
It can be seen from the above technical scheme that when using the carcass ply measurement system in the present invention, by whole system
On being applied to carcass ply severing process, measuring table is located at the lower section of conveyer belt, multiple groups two-dimensional laser sensor energy for setting
It is enough that multiple positions of carcass ply are scanned, and obtain the two-dimensional signal of carcass ply.When conveyer belt is by carcass ply
When connector is transmitted to the measured zone, the controller controls the two-dimensional laser sensor and is scanned, and described in reception
Two-dimensional signal converts thickness profiles for the two-dimensional signal, and obtains the engagement amount of cord connector.It follows that adopting
It is scanned with measuring system of the invention by multiple positions to carcass ply, therefore, the institute of multiple positions can be obtained
Corresponding thickness profiles, and the engagement amount of cord connector is obtained according to the thickness profiles, to improve measurement
Precision；And the two-dimensional laser sensor used in the present invention can further increase the precision of measurement.In addition, using of the invention
When measuring to carcass ply, carcass ply is not needed to shut down and can just be measured when measuring system, to improve survey
The efficiency of amount.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of schematic perspective view of carcass ply measurement system provided by the embodiment of the present invention；
Fig. 2 is a kind of schematic view of the front view of carcass ply measurement system provided by the embodiment of the present invention；
Fig. 3 is a kind of partial structural diagram of carcass ply measurement system provided by the embodiment of the present invention；
Fig. 4 is thickness profiles figure provided by the embodiment of the present invention；
Fig. 5 is a kind of flow diagram of carcass ply method for measurement provided by the embodiment of the present invention；
Fig. 6 is the flow diagram of another kind carcass ply method for measurement provided by the embodiment of the present invention.
In figure, 100 it is support frame mechanism, 200 is measuring table, 300 is positioning mechanism, 400 is conveyer belt, 500 is two
Dimension laser sensor, 600 for lead opening mechanism, 700 be carcass ply, 101 be structural column, 102 be first structure arm, 201 be knot
Close through hole, 301 be the first positioning mechanism, 302 be the second positioning mechanism, 303 be the first linear reciprocating mechanism, 304 be
Second linear reciprocal movement mechanism, 501 be upper two-dimensional laser sensor, 502 be lower two-dimensional laser sensor, 601 be the first knot
Structure frame, 602 are the second structural framing, 603 to lead out roller.
Specific embodiment
Core of the invention is to provide a kind of carcass ply measurement system and measurement method, to guarantee cord connector
Production efficiency is improved while measurement accuracy.
In addition, embodiments illustrated below does not play any restriction effect to the invention described in the claims content.In addition,
The full content of composition represented by following example is not limited to must as the solution of the invention described in the claims
It needs.
Carcass ply measurement system in the embodiment of the present invention referring to FIG. 1 to FIG. 4, the system are applied to carcass ply
In 700 severing processes, comprising:
It is used to support the support frame mechanism 100 of entire measuring system；
Measuring table 200 positioned at the lower section of conveyer belt 400 of transmission carcass ply 700 has measurement on measuring table 200
Region；
Positioning mechanism 300 on support frame mechanism 100 is set；
Multiple groups two-dimensional laser sensor 500 on positioning mechanism 300 is set, and two-dimensional laser sensor 500 can align
Carcass ply 700 at measured zone measures, and obtains the two-dimensional signal of carcass ply 700；
Controller, when the connector of carcass ply 700 is transmitted to measured zone by conveyer belt 400, controller control two dimension
Laser sensor 500 is scanned, and receives two-dimensional signal, converts thickness change song for two-dimensional signal and location information
Line, and obtain the engagement amount of cord connector.
When using 700 measurement system of carcass ply in the present invention, whole system setting is being applied to carcass ply 700
In severing process, measuring table 200 is located at the lower section of conveyer belt 400, and multiple groups two-dimensional laser sensor 500 can be to carcass ply
700 multiple positions are scanned, and obtain the two-dimensional signal of carcass ply 700.When conveyer belt 400 is by carcass ply 700
When connector is transmitted to measured zone, controller control two-dimensional laser sensor 500 is scanned, and receives two-dimensional signal, by two
Dimension information is converted into thickness profiles, and obtains the engagement amount of cord connector.It follows that using measuring system of the invention
It is scanned by multiple positions to carcass ply 700, therefore, the corresponding thickness change that can obtain multiple positions is bent
Line, and the engagement amount of cord connector is obtained according to the thickness profiles, to improve the precision of measurement；And it is adopted in the present invention
Two-dimensional laser sensor 500 can further increase the precision of measurement.In addition, using when measuring system of the invention right
Carcass ply 700 is not needed to shut down and can just be measured when carcass ply 700 measures, to improve the effect of measurement
Rate.
It should be noted that every group of two-dimensional laser sensor 500 includes: for obtaining carcass ply in the embodiment of the present invention
The upper two-dimensional laser sensor 501 of the upper two-dimensional signal of 700 upper surfaces and lower two dimension for measuring 700 lower surface of carcass ply
The lower two-dimensional laser sensor 502 of information.
Referring to Fig. 4, Fig. 4 is the thickness profiles figure of carcass ply 700 obtained after measurement, wherein abscissa is
Process measures length, and ordinate is the thickness of carcass ply 700.Y1 is limit on the left in diagram, and y2 is limit on the right-right-hand limit, and x1 is coordinate
One, x2 are coordinate two.Relative distance Wei ∣ x2-x1 ∣ , ∣ x2-x1 ∣ between so two coordinates is then the engagement amount of cord connector.
Controller combines upper two-dimensional signal, lower two-dimensional signal and location information, obtains the original thickness of carcass ply 700
Tendency chart；The fitted trend figure of carcass ply 700 is obtained using calculus of finite differences according to original thickness tendency chart；According to fitted trend figure
Thickness profiles are obtained, recycles Ba Laiduo law to define and cuts off threshold value；Limit on the left and the right side are parsed according to threshold value is cut off
The limit obtains the relative distance between two coordinates in conjunction with the corresponding coordinate one of limit on the left coordinate two corresponding with limit on the right-right-hand limit, this is opposite
Distance is then the engagement amount of cord connector.
It should be noted that upper two-dimensional laser sensor 501 and lower two-dimensional laser in every group of two-dimensional laser sensor 500
Laser light source included by sensor 502, charge-coupled device and signal processor can integrate or individual self-contained units are deposited
?.That is, two-dimensional laser sensor 500 in the present invention can by directly buy or by combination in a manner of pacify
Dress.
Laser light source is the common laser light source of this field in the present invention.In order to enable the measurement accuracy of entire measuring system
Maintain 0.1mm, it is preferable that laser light source is helium laser or diode laser.
For above-mentioned two-dimensional laser sensor 500, the specific of positioning mechanism 300 is also specifically disclosed that in the embodiment of the present invention
Structure, the positioning mechanism 300 include: the first positioning mechanism 301 on measuring table 200, upper two-dimensional laser sensor
501 are arranged on the first positioning mechanism 301；And the second positioning mechanism 302 under measuring table 200, lower two dimension swash
Optical sensor 502 is arranged on the second positioning mechanism 302.It should be noted that the effect of above-mentioned first positioning mechanism 301 is solid
Surely upper two-dimensional laser sensor 501, the effect of the second positioning mechanism 302 are fixed lower two-dimensional laser sensors 502, therefore, only
Fixed upper two-dimensional laser sensor 501 and lower 502 structure of two-dimensional laser sensor be can be realized in protection model of the invention
In enclosing.
The effect of support frame mechanism 100 is the entire measuring system of support, in an embodiment of the invention, support frame mechanism
100 specifically include: structural column 101；Prolong in the edge direction vertical with the direction of transfer of conveyer belt 400 being arranged on structural column 101
The first structure arm 102 stretched, the first positioning mechanism 301 are arranged on first structure arm 102.
Wherein, the effect of structural column 101 is support first structure arm 102 and the first positioning mechanism 301.The master of structural column 101
Body is vertical with 102 main structure of first structure arm.In the specific use process, which is located at the one of conveyer belt 400
The bottom of side, structural column 101 is fixed on base surface, which can be understood as the supporting surface for being provided with severing technique.The
Two positioning mechanisms can be positioned directly on severing process equipment.
In another embodiment, support frame mechanism 100 specifically includes: structural column 101；It is arranged in structural column
The first structure arm 102 extended along the direction vertical with the direction of transfer of conveyer belt 400 on 101, the first positioning mechanism 301 are set
It sets on first structure arm 102；And the edge direction vertical with the direction of transfer of conveyer belt 400 on structural column 101 is set
The second structural arm extended, the second positioning mechanism 302 are arranged in the second structural arm.
Wherein, the effect of structural column 101 is support first structure arm 102, the second structural arm, the first positioning mechanism 301 and the
Two positioning mechanisms 302.The main body of structural column 101 is vertical with first structure arm 102 and the second structural arm main structure.Specifically make
With in the process, which is located at the side of conveyer belt 400, and the bottom of structural column 101 is fixed on base surface, the basis
Face can be understood as the supporting surface for being provided with severing technique.
In order to further increase the measurement accuracy of cord connector, the upper two dimension in 500 groups of all two-dimensional laser sensors swashs
Optical sensor 501 is arranged on the first positioning mechanism by the first linear reciprocating mechanism 303, all two-dimensional laser sensors
Lower two-dimensional laser sensor 502 in 500 groups is arranged on the second positioning mechanism by the second linear reciprocal movement mechanism 304；
Controller can control the first linear reciprocating mechanism 303 and the synchronous operation of the second linear reciprocal movement mechanism 304.
Herein it should be noted that the upper two-dimensional laser sensor 501 in every group of two-dimensional laser sensor 500 is fixed first
In the position of the first linear reciprocating mechanism 303 and lower two-dimensional laser sensor 502 the under the positioning action of position mechanism 301
It is corresponding in the second linear reciprocal movement mechanism 304 under the positioning action of two positioning mechanisms 302.Controller can control First Line
Property reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304 synchronous operation, thus ensure that each group two-dimensional laser sense
The corresponding relationship of the position of device 500.
Since there are the franchise of processing procedure and variations in cord severing technique, which also has variation may.
And the setting of the first linear reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304 is so that two-dimensional laser sensor 500
It can be relative to the measurement movement velocity deposited in the direction of the width and amount of movement of carcass ply 700, thus tire as multipair as possible
Therefore the part that body cord 700 enters measured zone, which carries out multi-point scanning, can be improved using structure of the embodiment of the present invention to curtain
The probability that cloth connector variable position is scanned, to improve measurement accuracy.
The initial position and moving displacement of first linear reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304
Amount is consistent under the action of controller.For the carcass ply 700 of different size, controller passes through the linear reciprocal fortune of control first
The opposite position of motivation structure 303 and the synchronous operation adjustment each group two-dimensional laser sensor 500 of the second linear reciprocal movement mechanism 304
It sets；Or one group or several groups in controller control multiple groups two-dimensional laser sensor 500 is scanned.No matter which kind of above-mentioned side
Formula, controller can need to be adjusted according to actual measurement.
Above-mentioned first linear reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304 can be realized each group two dimension
Laser sensor 500 moves back and forth relative to the width direction of conveyer belt 400, as long as can be realized the structure of reciprocating motion
It is within the scope of the invention.For example, the first linear reciprocating mechanism 303 of the invention and the second linear reciprocal movement
Mechanism 304 can be leadscrew-nut mechanism or piston rod mechanism.Controller passes through the driving end of control leadscrew-nut mechanism
Operation realizes that the first linear reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304 move back and forth；Or control
Device realizes the first linear reciprocating mechanism 303 and the second linear reciprocal fortune by the operation at the driving end of control piston rod mechanism
Motivation structure 304 moves back and forth.Above-mentioned piston rod mechanism can be understood as cylinder or hydraulic cylinder.
It should be noted that for controlling the first linear reciprocating mechanism 303 and the second linear reciprocal movement mechanism 304
The control program that the controller of operation is programmed by programmable logic controller (PLC) (PLC) or any program language carries out mobile speed
Degree or position control, displacement accuracy is up to 0.01mm.
In an embodiment of the invention, in order to avoid as far as possible conveyer belt 400 transmit carcass ply 700 during intervene
The scanning of lower two-dimensional laser sensor 502, the measuring system further include between the uplink band and downlink band of conveyer belt 400
Opening mechanism 600 is led, the second positioning mechanism 302, which is located at, leads in the extending space of opening mechanism 600.So-called uplink band is conveyer belt 400
Position at direction of transfer, and downlink band is the position that conveyer belt 400 is located at anti-direction of transfer.
Specifically, this leads opening mechanism 600 includes；The first structure frame 601 and the second structural framing 602 being oppositely arranged；
And at least two of the turning at the turning and the second structural framing 602 of connection first structure frame 601 lead out roller 603, lead out
Roller 603 can be matched with conveyer belt 400；First structure frame 601, the second structural framing 602 and lead out what roller 603 was surrounded
Region is extending space.
Such as in diagram, including two groups of first structure frames 601 and the second structural framing 602, wherein first in one group
Structural framing 601 and the second structural framing 602 are arranged in parallel there are two roller 603 is led out, and lead out roller far from measuring table 200
603 can contact with the downlink band of conveyer belt 400；First structure frame 601 in another group is parallel with the second structural framing 602 to be set
It sets there are two leading out roller 603, leading out roller 603 and can be contacted with the downlink band of conveyer belt 400 far from measuring table 200；In two groups
Between region be extending space, the second positioning mechanism 302, the second linear reciprocal movement mechanism 304 and all lower two-dimensional lasers
Sensor 502 is respectively positioned on the extending space.
It should be noted that in embodiments of the present invention, the quantity of conveyer belt 400 is one or more, when to be multiple,
The spacing distance of adjacent conveyer belt 400 is at least 10mm；When for one, hole is provided on each conveyer belt 400 through hole.
The opposite position in the gap of measuring table 200 and adjacent conveyer belt 400 is provided with geometry through hole 201, geometry
The width range of through hole 201 is 5mm~10mm, and the length of geometry through hole 201 is at least 20mm.In measurement process, under
The laser that two-dimensional laser sensor 502 is launched passes through the geometry through hole 201 and is scanned to carcass ply 700.It is above-mentioned several
What through hole 201 is square type, groove type, ellipse etc..
Referring to Fig. 5, the invention also discloses a kind of carcass ply method for measurement, the method application any of the above-described institute
The carcass ply measurement system stated, which comprises
Step S1: transmission carcass ply, when carcass ply is transmitted to measured zone, two-dimensional laser sensor starts to sweep
It retouches；
Step S2: the controller controls the two-dimensional laser sensor and is scanned, and the two-dimensional signal is received, by institute
It states two-dimensional signal and location information is converted into thickness profiles, and obtain the engagement amount of cord connector.
Since above system has the above beneficial effect, also there is corresponding effect using the method for the system, herein not
It repeats again.
Referring to Fig. 6, described receive the two-dimensional signal, thickness profiles are converted by the two-dimensional signal, and obtain
To the engagement amount of cord connector specifically:
Step S21: the upper two-dimensional signal and lower the two of the carcass ply lower surface of the carcass ply upper surface is obtained
Tie up information；
Step S22: in conjunction with the upper two-dimensional signal, the lower two-dimensional signal and location information, carcass ply is obtained
Original thickness tendency chart；
Step S23: the fitted trend figure of carcass ply is obtained using calculus of finite differences according to the original thickness tendency chart；
Step S24: obtaining thickness profiles according to the fitted trend figure, recycles Ba Laiduo law to define and cuts off
Threshold value；
Step S25: limit on the left and limit on the right-right-hand limit are parsed according to the threshold value that cuts off, in conjunction with the corresponding coordinate of the limit on the left
One coordinate two corresponding with the limit on the right-right-hand limit obtains the relative distance between two coordinates, which is then the engagement of cord connector
Amount.Referring to Fig. 4, y1 is limit on the left in diagram, y2 is limit on the right-right-hand limit, and x1 is coordinate one, and x2 is coordinate two.Between so two coordinates
Relative distance Wei ∣ x2-x1 ∣ , ∣ x2-x1 ∣ is then the engagement amount of cord connector.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (14)
1. a kind of carcass ply measurement system, which is applied in carcass ply severing process characterized by comprising
It is used to support the support frame mechanism of entire measuring system；
Measuring table below the conveyer belt of transmission carcass ply has measured zone on the measuring table；
Positioning mechanism in support frame as described above mechanism is set；
Multiple groups two-dimensional laser sensor on the positioning mechanism is set, and the two-dimensional laser sensor can be described to being located at
Carcass ply at measured zone measures, and obtains the two-dimensional signal of carcass ply；
Controller, when the connector of carcass ply is transmitted to the measured zone by conveyer belt, the controller control described two
Dimension laser sensor is scanned, and receives the two-dimensional signal, converts thickness for the two-dimensional signal and location information
Change curve, and obtain the engagement amount of cord connector.
2. carcass ply measurement system as described in claim 1, which is characterized in that the two-dimensional signal includes upper two-dimensional signal
With lower two-dimensional signal, two-dimensional laser sensor described in every group includes: described upper two for obtaining the carcass ply upper surface
Tie up the upper two-dimensional laser sensor of information and the lower two dimension of the lower two-dimensional signal for measuring the carcass ply lower surface
Laser sensor；
The controller obtains the original of carcass ply in conjunction with the upper two-dimensional signal, the lower two-dimensional signal and location information
Beginning thickness trends figure；The fitted trend figure of carcass ply is obtained using calculus of finite differences according to the original thickness tendency chart；According to institute
It states fitted trend figure and obtains thickness profiles, recycle Ba Laiduo law to define and cut off threshold value；Threshold value is cut off according to described
Limit on the left and limit on the right-right-hand limit are parsed, obtains two in conjunction with the corresponding coordinate one of limit on the left coordinate two corresponding with the limit on the right-right-hand limit
Relative distance between coordinate, the relative distance are then the engagement amount of cord connector；
The positioning mechanism includes: the first positioning mechanism on the measuring table, the upper two-dimensional laser sensor
It is arranged on first positioning mechanism；And the second positioning mechanism under the measuring table, the lower two dimension swash
Optical sensor is arranged on second positioning mechanism.
3. carcass ply measurement system as claimed in claim 2, which is characterized in that support frame as described above mechanism includes: structural column；
And the first structure arm extended along the direction vertical with the direction of transfer of the conveyer belt on the structural column, institute are set
The first positioning mechanism is stated to be arranged on the first structure arm；Or
Support frame as described above mechanism includes: structural column；The edge being arranged on the structural column and the direction of transfer of the conveyer belt hang down
The first structure arm that straight direction extends, first positioning mechanism are arranged on the first structure arm；And setting is in institute
State the second structural arm that the direction vertical with the direction of transfer of the conveyer belt of the edge on structural column extends, second localization machine
Structure is arranged in second structural arm.
4. carcass ply measurement system as claimed in claim 3, which is characterized in that upper in all two-dimensional laser sensor groups
Two-dimensional laser sensor is arranged on the first positioning mechanism by the described first linear reciprocating mechanism, and all two-dimensional lasers pass
Lower two-dimensional laser sensor in sensor group is arranged by second linear reciprocal movement mechanism in second positioning mechanism
On；The controller can control the described first linear reciprocating mechanism fortune synchronous with second linear reciprocal movement mechanism
Row.
5. carcass ply measurement system as claimed in claim 4, which is characterized in that the first linear reciprocating mechanism and
Second linear reciprocal movement mechanism is leadscrew-nut mechanism or piston rod mechanism.
6. carcass ply measurement system as claimed in claim 2, which is characterized in that in two-dimensional laser sensor described in every group
Laser light source, charge-coupled device and signal processor included by upper two-dimensional laser sensor and lower two-dimensional laser sensor can be whole
It is integrated or individual self-contained units exists.
7. carcass ply measurement system as claimed in claim 6, which is characterized in that the laser light source is helium laser or two
Pole pipe laser.
8. carcass ply measurement system as described in claim 1, which is characterized in that further include the uplink positioned at the conveyer belt
Opening mechanism is led between band and downlink band, second positioning mechanism is located at described lead in the extending space of opening mechanism.
9. carcass ply measurement system as claimed in claim 8, which is characterized in that the opening mechanism of leading includes；It is oppositely arranged
First structure frame and the second structural framing；And turning and second structural framing of the connection first structure frame
Turning at least two lead out roller, the roller of leading out can be matched with the conveyer belt；It is the first structure frame, described
Second structural framing and the roller area defined of leading out are the extending space.
10. carcass ply measurement system as described in claim 1, which is characterized in that the quantity of the conveyer belt is multiple, phase
The spacing distance of the adjacent conveyer belt is at least 10mm.
11. carcass ply measurement system as claimed in claim 10, which is characterized in that the measuring table and adjacent transmission
The opposite position in the gap of band is provided with geometry through hole, and the width range of the geometry through hole is 5mm~10mm, described several
The length of what through hole is at least 20mm.
12. carcass ply measurement system as claimed in claim 11, which is characterized in that the geometry through hole is square type or key
Groove profile.
13. a kind of carcass ply method for measurement, which is characterized in that described in the method application any one of claims 1 to 12
Carcass ply measurement system, which comprises
Carcass ply is transmitted, when carcass ply is transmitted to measured zone, two-dimensional laser sensor starts to scan；
The two-dimensional signal is received, converts thickness profiles for the two-dimensional signal and location information, and obtain cord
The engagement amount of connector.
14. carcass ply method for measurement as claimed in claim 13, which is characterized in that it is described to receive the two-dimensional signal, it will
The two-dimensional signal is converted into thickness profiles, and obtains the engagement amount of cord connector specifically:
Obtain the upper two-dimensional signal of the carcass ply upper surface and the lower two-dimensional signal of the carcass ply lower surface；
In conjunction with the upper two-dimensional signal, the lower two-dimensional signal and location information, the original thickness trend of carcass ply is obtained
Figure；
The fitted trend figure of carcass ply is obtained using calculus of finite differences according to the original thickness tendency chart；
Thickness profiles are obtained according to the fitted trend figure, recycles Ba Laiduo law to define and cuts off threshold value；
Limit on the left and limit on the right-right-hand limit are parsed according to the threshold value that cuts off, in conjunction with the corresponding coordinate one of the limit on the left and the right pole
It limits corresponding coordinate two and obtains the relative distance between two coordinates, which is then the engagement amount of cord connector.
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Application publication date: 20190827 |