CN106644721B - A kind of instrument detecting showcase - Google Patents
A kind of instrument detecting showcase Download PDFInfo
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- CN106644721B CN106644721B CN201611241250.XA CN201611241250A CN106644721B CN 106644721 B CN106644721 B CN 106644721B CN 201611241250 A CN201611241250 A CN 201611241250A CN 106644721 B CN106644721 B CN 106644721B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
- G01N2203/0242—With circulation of a fluid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Pathology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The present invention provides a kind of instruments for detecting showcase, including apparatus subject, detection plate, operation panel and thickness measuring component；The apparatus subject and the detection plate split settings, and the apparatus subject has the interface opposite with the detection plate, the operation panel and the thickness measuring component are set on the apparatus subject, when in use, there are gap between the interface of the apparatus subject and the detection plate, the thickness measuring component is located on the length direction in the gap；The detection plate is magnetic sheet；The interface of the apparatus subject is equipped with magnetic board；The operation panel is used to control the magnetic board and is powered and generates and the magnetic opposite magnetism of magnetic sheet.A kind of instrument detecting showcase provided by the invention, is able to detect the quality of showcase in terms of intensity.
Description
Technical field
The present invention relates to detecting instrument technical field, in particular to a kind of instrument for detecting showcase.
Background technique
Showcase (display case, showcase), such as commercial refrigerator device and it is some other do not need refrigeration
Cabinet.For example, showcase can be used to show heritage information in memorial museum；Since these data are very valuable, showcase is past
Toward glass panel is had, these data of exhibitor's close contact are prevented.
For another example, in grocery stores, showcase can be used to show all kinds of snacks；Since customer can see the phase of snacks often
Information is closed, or even is foretasted, therefore showcase is often unlimited, is taken snacks convenient for customer.
Generally, showcase is formed by muti-piece wood board splicing, and when showcase factory, just determine the matter of showcase
Amount.Caing be compared to, muti-piece plank just has the attributes such as certain thickness, intensity after processing, exactly with these attributes
Plank determines quality when showcase factory.
But currently, detection for these planks, often still rests on plank in the stage being processed before coming out.
I.e. before being processed out, raw material of the detection for processing are also meaned that and are processed if the quality of raw material is preferable
The quality of the plank come is preferable.For the plank processed, also lack a kind of dedicated detecting instrument at present.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of instrument for detecting showcase, showcase is able to detect strong
Spend the quality of aspect.
The present invention provides a kind of instruments for detecting showcase, including apparatus subject, detection plate, operation panel and survey
Thick component；
The apparatus subject and the detection plate split settings, and the apparatus subject is with opposite with the detection plate
Interface, the operation panel and the thickness measuring component are set on the apparatus subject, when in use, the apparatus subject
There are gap between interface and the detection plate, the thickness measuring component is located on the length direction in the gap；
The detection plate is magnetic sheet；The interface of the apparatus subject is equipped with magnetic board；
The operation panel is used to control the magnetic board and is powered and generates and the magnetic opposite magnetism of magnetic sheet；
The thickness measuring component includes matrix, and described matrix is set on the apparatus subject, and has notch, the notch phase
Pair two sides be respectively detection faces one and detection faces two, the interface of the detection faces one and apparatus subject is in same plane,
The detection faces two are parallel with the detection faces one, and fixed block, one end and the fixed block activity are equipped with inside described matrix and is connected
The telescopic rod connect, the other end of the telescopic rod protrudes from the detection faces two, and protrudes into the notch；The telescopic rod is convex
One end for the fixed block is equipped with cone, and the cone is located in the notch；It is cased with spring outside the telescopic rod,
One end of the spring connects the cone, and the other end connects the fixed block；
Wherein, the activity direction of the telescopic rod and the detection faces one and the detection faces two are vertical；
The displacement sensor for detecting the telescopic rod activity displacement, the displacement sensing are equipped in the fixed block
Device and the operation panel are electrically connected.
It as an embodiment, further include controller, the controller and institute's displacement sensors are electrically connected, and
For receiving the detection signal for being relevant to the telescopic rod activity displacement；The controller is also electrically connected with operation panel,
And for receiving the control signal for being relevant to the magnetic board magnetic intensity；The controller is according to the detection signal and described
Control signal generates the display signal for being relevant to testing result, and according to the following formula:
Q=f[μ*(D(t)+D(t-1))*MS]
Wherein, Q is quality factor, and D is telescopic rod activity displacement, and t is current time, and MS is magnetic board magnetic intensity, f
Transmission function for quality factor about telescopic rod activity displacement, magnetic board magnetic intensity and current time, μ are opposite system
Number；
The operation panel shows the quality factor in response to the display signal.
It as an embodiment, further include humidifier, the humidifier and the operation panel are electrically connected, described
Humidifier is set on the apparatus subject, and is oppositely arranged with the thickness measuring component, the humidifier and the thickness measuring component it
Between be equipped with the interface of the apparatus subject, the interface of apparatus subject described in the output end face of the humidifier；
The operation panel is also used to control the humidifier and is worked with preset gear；
Further include controller, the controller and institute's displacement sensors are electrically connected, and for receive be relevant to it is described
The detection signal of telescopic rod activity displacement；The controller is also electrically connected with operation panel, and is relevant to institute for receiving
It states the control signal of magnetic board magnetic intensity and is relevant to the control signal of the humidifier operation range；
The controller generates the display signal for being relevant to testing result according to the detection signal and the control signal,
And according to the following formula:
Q=f[μ*(D(t)+ D(t-1))*MS*φ1]
Wherein, Q is quality factor, and D is telescopic rod activity displacement, and t is current time, and MS is magnetic board magnetic intensity,
φ 1 is humidifier operation range, and f is quality factor about telescopic rod activity displacement, magnetic board magnetic intensity, current time
Transmission function and humidifier operation range, μ are relative coefficient；
The operation panel shows the quality factor in response to the display signal.
It as an embodiment, further include humidifier, the humidifier and the operation panel are electrically connected, described
Humidifier is set on the apparatus subject, and is oppositely arranged with the thickness measuring component, the humidifier and the thickness measuring component it
Between be equipped with the interface of the apparatus subject, the interface of apparatus subject described in the output end face of the humidifier；
The operation panel is also used to control the humidifier and is worked with preset gear；
Ventilating duct, the direction of the ventilating duct and the apparatus subject its docking when in use are equipped in the apparatus subject
The length direction in existing gap is identical between face and the detection plate；The humidifier and the thickness measuring component are close to described logical
One ventilation opening in air duct, is respectively equipped with a blower at two ventilation openings of the ventilating duct, and close to the humidifier and
One ventilation opening of the thickness measuring component is equipped with air inlet fan, another ventilation opening is equipped with blowing machine；
The air inlet fan and the blowing machine are electrically connected with the operation panel respectively, and the operation panel is also used to control
It makes the air inlet fan and the blowing machine is worked with preset gear.
It as an embodiment, further include controller, the controller and institute's displacement sensors are electrically connected, and
For receiving the detection signal for being relevant to the telescopic rod activity displacement；
The controller is also electrically connected with operation panel, and for receiving the control for being relevant to the magnetic board magnetic intensity
Signal processed is relevant to the control signal of the humidifier operation range and is relevant to the air inlet fan and blowing machine work
The control signal of gear；
The controller generates the display signal for being relevant to testing result according to the detection signal and the control signal,
And according to the following formula:
Q=f[μ*(D(t)+ D(t-1))*MS*φ1*φ2]
Wherein, Q is quality factor, and D is telescopic rod activity displacement, and t is current time, and MS is magnetic board magnetic intensity,
φ 1 is the operation range of humidifier, and φ 2 is the operation range of air inlet fan and blowing machine, and f is quality factor about telescopic rod activity
Displacement, magnetic board magnetic intensity, the transmission function of current time and humidifier operation range, μ are relative coefficient；
The operation panel shows the quality factor in response to the display signal.
The beneficial effect of the present invention compared with the prior art is:
This hair provides a kind of instrument for detecting showcase, controls apparatus subject and detection plate to plank using operation panel
Apply pressure.Wherein, plank is filled in the gap between the interface of apparatus subject and detection plate, is pressed with applying to plank
Power.Wherein, pressure is generated by the magnetic force between the interface and detection plate of apparatus subject.Then, using thickness measuring component and displacement
The deformation quantity of sensor detection plank.Wherein, deformation quantity is converted by telescopic rod activity displacement in thickness measuring component.Then,
Relevant data are obtained on operation panel.Therefore, solving can not be into for the plank processed in background technique
The technical issues of row detection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the instrument of detection showcase provided by the invention；
Fig. 2 is the portion the A enlarged drawing of the instrument for the detection showcase that Fig. 1 is provided；
Fig. 3 is the side view of the instrument of detection showcase provided by the invention；
Fig. 4 is the portion the B enlarged drawing of the instrument for the detection showcase that Fig. 1 is provided.
In figure: 1, apparatus subject；11, interface；12, ventilating duct；13, air inlet fan；2, detection plate；3, operation panel；4,
Thickness measuring component；41, matrix；42, notch；43, detection faces one；44, detection faces two；5, gap；6, telescopic rod；7, cone；8,
Spring；9, fixed block；10, humidifier；101, output end.
Specific embodiment
Below in conjunction with attached drawing, the technical characteristic and advantage above-mentioned and other to the present invention are clearly and completely described,
Obviously, described embodiment is only section Example of the invention, rather than whole embodiments.
Referring to Figures 1 and 2, the present invention provides it is a kind of detect showcase instrument, including apparatus subject 1, detection plate 2,
Operation panel 3 and thickness measuring component 4.
In figure, 2 split settings of apparatus subject 1 and detection plate, and apparatus subject 1 has and the opposite interface of detection plate 2
11, operation panel 3 and thickness measuring component 4 are set on apparatus subject 1, when in use, the interface 11 and detection plate of apparatus subject 1
There are gap 5 between 2, thickness measuring component 4 is located on the length direction in gap 5, i.e., fills in plank in gap 5, and thickness measuring component 4 can
To be detected to plank.
In the present embodiment, detection plate 2 is magnetic sheet；The interface 11 of apparatus subject 1 is equipped with magnetic board and (does not show in figure
Out)；Operation panel 3 is used to control magnetic board and is powered and generates and the magnetic opposite magnetism of magnetic sheet；Therefore, pass through operation panel
3 are controlled, and can make to generate magnetic force between the interface 11 of apparatus subject 1 and magnetic sheet, are converted to filling in into gap 5
The pressure that applies of plank, the size of the magnetic force can be adjusted on operation panel 3.
Referring to Fig. 3 and Fig. 4, thickness measuring component 4 includes matrix 41, and matrix 41 is set on apparatus subject 1, and has notch 42,
The opposite two sides of notch 42 are respectively detection faces 1 and detection faces 2 44, the interface 11 of detection faces 1 and apparatus subject 1
In same plane, detection faces 2 44 are parallel with detection faces 1, and it is living that fixed block 9, one end and fixed block 9 are equipped with inside matrix 41
The telescopic rod 6 of dynamic connection, the other end of telescopic rod 6 protrudes from detection faces 2 44, and protrudes into notch 42；Telescopic rod 6 protrudes from
One end of fixed block 9 is equipped with cone 7, and cone 7 is located in notch 42；Spring 8 is cased with outside telescopic rod 6, one end of spring 8 connects
Connect cone 7, and other end connection fixing block 9；Wherein, the activity direction of telescopic rod 6 and detection faces 1 and detection faces two
44 is vertical；The displacement sensor (not shown) for detecting the movable displacement of telescopic rod 6 is equipped in fixed block 9, displacement passes
Sensor and operation panel 3 are electrically connected.
In the present embodiment, apply due to the interface 11 of apparatus subject 1 and magnetic sheet to filling in the plank in gap 5
Pressure, causes the plank to produce a certain amount of deformation.For example, cone 7 is connected to due to elasticity when plank is pressurized thinning
Plank also generates displacement therewith, and telescopic rod 6 will be driven to generate identical displacement.Correspondingly, displacement sensor detects telescopic rod
6 movable displacements, so that detect plank obtains deformation quantity under a certain pressure, to detect the quality of plank in terms of intensity.
It as an embodiment, further include controller the present invention provides a kind of instrument for detecting showcase, control
Device and displacement sensor are electrically connected, and for receiving the detection signal for being relevant to the movable displacement of telescopic rod 6；Controller also and
Operation panel 3 is electrically connected, and for receiving the control signal for being relevant to magnetic board magnetic intensity；Controller is according to detection signal
The display signal for being relevant to testing result is generated with control signal, and according to the following formula:
Q=f[μ*(D(t)+D(t-1))*MS]
Wherein, Q is quality factor, and D is the movable displacement of telescopic rod 6, and t is current time, and MS is magnetic board magnetic intensity,
F is transmission function of the quality factor about the movable displacement of telescopic rod 6, magnetic board magnetic intensity and current time, and μ is opposite system
Number；
Operation panel 3 shows quality factor in response to display signal.
The present embodiment is the optimization to detection method, because the quality of detection plank in terms of intensity is past when actually detected
Toward not being a certain moment, for example, the deformation quantity of plank is small, but has crossed after a period of time, the shape of plank at detection initial stage
Variable cataclysm, it is contemplated that this point, the present embodiment propose Q=f [μ * (D (t)+D (t-1)) * MS], which is by Q=f [(D*
MS] and D=μ * (D (t)+D (t-1)) recursion, wherein transmission function Q=f [(D*MS] it is to be obtained by the experiment of limited times,
The relational expression of D=μ * (D (t)+D (t-1)) telescopic rod 6 movable displacement and time factor, the time is using s as minimum unit.
As an embodiment, further include humidifier 10 the present invention provides a kind of instrument for detecting showcase, add
Wet device 10 and operation panel 3 are electrically connected, and humidifier 10 is set on apparatus subject 1, and is oppositely arranged with thickness measuring component 4, are humidified
The interface 11 of apparatus subject 1 is equipped between device 10 and thickness measuring component 4, the 101 face apparatus subject 1 of output end of humidifier 10
Interface 11；Operation panel 3 is also used to control humidifier 10 with the work of preset gear.
In addition, the instrument of detection showcase further includes controller, controller and displacement sensor are electrically connected, and for connecing
Receive the detection signal for being relevant to the movable displacement of telescopic rod 6；Controller is also electrically connected with operation panel 3, and for receiving phase
About magnetic board magnetic intensity control signal and be relevant to the control signal of 10 operation range of humidifier；
Controller generates the display signal for being relevant to testing result according to detection signal and control signal, and according to following public affairs
Formula:
Q=f[μ*(D(t)+ D(t-1))*MS*φ1]
Wherein, Q is quality factor, and D is the movable displacement of telescopic rod 6, and t is current time, and MS is magnetic board magnetic intensity,
φ 1 is 10 operation range of humidifier, f be quality factor about the movable displacement of telescopic rod 6, magnetic board magnetic intensity, it is current when
Between 10 operation range of transmission function and humidifier, μ is relative coefficient；
Operation panel 3 shows quality factor in response to display signal.
The present embodiment is still to the optimization of detection method, because when actually detected, result meeting of the humidity of environment to detection
There is certain influence, for example, in a drier environment, the result of detection is more ideal than practical.Therefore, it is increased in the present embodiment wet
Degree factor, the present embodiment propose Q=f [μ * (D (t)+D (t-1)) * MS* φ 1].
As an embodiment, ventilating duct 12, the direction of ventilating duct 12 and apparatus subject 1 are equipped in apparatus subject 1
The length direction in existing gap 5 is identical between its interface 11 and detection plate 2 when in use；Humidifier 10 and thickness measuring component 4
Close to a ventilation opening of ventilating duct 12, a blower is respectively equipped at two ventilation openings of ventilating duct 12, and close to humidifier
10 and thickness measuring component 4 a ventilation opening be equipped with air inlet fan 13, another ventilation opening be equipped with blowing machine；Air inlet fan 13 and blowing machine
It is electrically connected respectively with operation panel 3, operation panel 3 is also used to control air inlet fan 13 and blowing machine and is worked with preset gear.
It is uniform in order to be conducive to test ambient humidity after proposing humidity factor, above-mentioned technical solution is taken, preferably
, it is equipped with air inlet fan 13 in a ventilation opening close to humidifier 10 and thickness measuring component 4, by the wet of 10 output end 101 of humidifier
Gas is taken away and is allowed to circulate, and is conducive to keep the humidity of entire showcase uniform.
It as an embodiment, further include controller, controller and displacement sensor are electrically connected, and for receiving
It is relevant to the detection signal of the movable displacement of telescopic rod 6；
Controller also with operation panel 3 be electrically connected, and for receive be relevant to magnetic board magnetic intensity control signal,
It is relevant to the control signal of 10 operation range of humidifier and is relevant to the control signal of air inlet fan 13 and blowing machine operation range；
Controller generates the display signal for being relevant to testing result according to detection signal and control signal, and according to following public affairs
Formula:
Q=f[μ*(D(t)+ D(t-1))*MS*φ1*φ2]
Wherein, Q is quality factor, and D is the movable displacement of telescopic rod 6, and t is current time, and MS is magnetic board magnetic intensity,
φ 1 is the operation range of humidifier 10, and φ 2 is the operation range of air inlet fan 13 and blowing machine, and f is quality factor about telescopic rod
6 movable displacements, 10 operation range of magnetic board magnetic intensity, the transmission function of current time and humidifier, μ is relative coefficient；
Operation panel 3 shows quality factor in response to display signal.
The detection method that the present embodiment proposes, it is also contemplated that the operation range of air inlet fan 13 and blowing machine is because of air inlet
The operating of machine 13 and blowing machine, necessarily causes air velocity to increase, so that the reduction of environment temperature is caused to a certain extent,
Therefore, Q=f [μ * (D (t)+D (t-1)) * MS* φ 1* φ 2] is proposed on the basis of the original.So that testing result is more
Add accurate.
Particular embodiments described above has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that the above is only a specific embodiment of the present invention, the protection being not intended to limit the present invention
Range.It particularly points out, to those skilled in the art, all within the spirits and principles of the present invention, that is done any repairs
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (2)
1. a kind of instrument for detecting showcase, which is characterized in that including apparatus subject, detection plate, operation panel and thickness measuring group
Part；
The apparatus subject and the detection plate split settings, and the apparatus subject has the docking opposite with the detection plate
Face, the operation panel and the thickness measuring component are set on the apparatus subject, when in use, the docking of the apparatus subject
There are gap between face and the detection plate, the thickness measuring component is located on the length direction in the gap；
The detection plate is magnetic sheet；The interface of the apparatus subject is equipped with magnetic board；
The operation panel is used to control the magnetic board and is powered and generates and the magnetic opposite magnetism of magnetic sheet；
The thickness measuring component includes matrix, and described matrix is set on the apparatus subject, and has notch, and the notch is opposite
Two sides are respectively detection faces one and detection faces two, and the interface of the detection faces one and apparatus subject is in same plane, described
Detection faces two are parallel with the detection faces one, are equipped with what fixed block, one end and the fixed block were flexibly connected inside described matrix
Telescopic rod, the other end of the telescopic rod protrudes from the detection faces two, and protrudes into the notch；The telescopic rod protrudes from
One end of the fixed block is equipped with cone, and the cone is located in the notch；It is cased with spring outside the telescopic rod, it is described
One end of spring connects the cone, and the other end connects the fixed block；
Wherein, the activity direction of the telescopic rod and the detection faces one and the detection faces two are vertical；
Be equipped with the displacement sensor for detecting the telescopic rod activity displacement in the fixed block, institute's displacement sensors and
The operation panel is electrically connected.
2. the instrument of detection showcase according to claim 1, which is characterized in that it further include humidifier, the humidifier
It being electrically connected with the operation panel, the humidifier is set on the apparatus subject, and is oppositely arranged with the thickness measuring component,
The interface of the apparatus subject, the output end face institute of the humidifier are equipped between the humidifier and the thickness measuring component
State the interface of apparatus subject；
The operation panel is also used to control the humidifier and is worked with preset gear；
Be equipped with ventilating duct in the apparatus subject, the direction of the ventilating duct and the apparatus subject when in use its interface and
The length direction in existing gap is identical between the detection plate；The humidifier and the thickness measuring component are close to the ventilating duct
A ventilation opening, be respectively equipped with a blower at two ventilation openings of the ventilating duct, and close to the humidifier and described
One ventilation opening of thickness measuring component is equipped with air inlet fan, another ventilation opening is equipped with blowing machine；
The air inlet fan and the blowing machine are electrically connected with the operation panel respectively, and the operation panel is also used to control institute
It states air inlet fan and the blowing machine is worked with preset gear.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611241250.XA CN106644721B (en) | 2016-12-29 | 2016-12-29 | A kind of instrument detecting showcase |
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|---|---|---|---|
| CN201611241250.XA CN106644721B (en) | 2016-12-29 | 2016-12-29 | A kind of instrument detecting showcase |
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| CN106644721B true CN106644721B (en) | 2019-03-29 |
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| CN113484148A (en) * | 2021-08-04 | 2021-10-08 | 陈泰都 | Stainless steel tableware strength detection process |
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| GB2153533A (en) * | 1984-01-30 | 1985-08-21 | Ld Testers Oy | Equipment for measuring the thickness and the compressibility of paper |
| US4991432A (en) * | 1985-05-02 | 1991-02-12 | Measurex | Sensor and system for continuous determination of sheet characteristics |
| WO2005026657A1 (en) * | 2003-08-27 | 2005-03-24 | Thilo Kraemer | Method for measuring the thickness and/or length of articles and corresponding devices |
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| CN205748201U (en) * | 2016-09-27 | 2016-11-30 | 安徽三安光电有限公司 | A kind of electrolimit gauge and wafer thickness measuring device |
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