CN103697830A - Integral system for measuring warpage and surface stress of protection glass of touch screen - Google Patents

Integral system for measuring warpage and surface stress of protection glass of touch screen Download PDF

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Publication number
CN103697830A
CN103697830A CN201410005294.7A CN201410005294A CN103697830A CN 103697830 A CN103697830 A CN 103697830A CN 201410005294 A CN201410005294 A CN 201410005294A CN 103697830 A CN103697830 A CN 103697830A
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CN
China
Prior art keywords
stress
sample
touch screen
measurement
pad
Prior art date
Application number
CN201410005294.7A
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Chinese (zh)
Inventor
尚修鑫
陈利平
唐翔
王友
闫飞
彭卫军
刘强
汪旭东
陶丕林
Original Assignee
苏州精创光学仪器有限公司
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Application filed by 苏州精创光学仪器有限公司 filed Critical 苏州精创光学仪器有限公司
Priority to CN201410005294.7A priority Critical patent/CN103697830A/en
Publication of CN103697830A publication Critical patent/CN103697830A/en

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Abstract

The invention discloses an integral system for measuring warpage and surface stress of protection glass of a touch screen. The integral system comprises a machine body, a sample conveying device, a warpage measuring device, a surface stress measuring device and a man-machine interaction controller; the sample conveying device is arranged on the upper surface of the machine body; the wrapage measuring device and the surface stress measuring device are fixed above the sample conveying device in sequence; the man-machine interaction controller is mounted on the machine body and is connected with and controls the sample conveying device, the warpage measuring device and the surface stress measuring device. The synchronous work mode of all stages, namely, sample placing, warpage measuring, surface stress measuring and manual material taking, of measuring is realized, all the stages can be performed at the same time without mutual interference, the detection speed of the system can be effectively increased by the synchronous work mode, the warpage and surface acieration stress strength of the protection glass of the touch screen can be fast detected by the integral system, and the integral system is suitable for the application of production line detection in batches.

Description

Touch screen protective glass warpage and surface stress measurement integral system
 
Technical field
The present invention relates to a kind of glass measurement mechanism, particularly a kind of touch screen protective glass warpage and surface stress measurement integral system.
Background technology
Touch screen protective glass is the ultra-thin glass that meets touch-screen industry requirement of processing through chemical tempering.Along with American apple company releases iPhone mobile phone and iPad panel computer, greatly promoted the commercialization of touch-screen, meanwhile the sector is all the more made clear with strict the specification of touch screen protective glass and test stone.
The technological process of production of touch screen protective glass comprises: sawing sheet, CNC, plain grinding, acierage, silk-screen and baking etc.In these machining processes, due to glass residual stress, be heated inhomogeneous etc., easily make glass surface Bending Deformation, thereby make finished product touch screen protective glass after fitting with lcd screen, produce larger stress between the two, affect the serviceable life of final display screen, when producing this glass, need respectively angularity and surface stress intensity to be measured, because the device of test is different, therefore need to be divided into a plurality of operations measures, and the classification of carrying out repeatedly according to the result of measuring could screen satisfactory touch screen protective glass, wasting manpower and material resources not only, and easily make mistakes in operating process, affect the final quality of product.
 
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of warpage degree and acierage stress intensity that can detect fast touch screen protective glass, be applicable to producing the integral system that on line, flowing water detection is applied in batches.
The present invention for the technical scheme that solves its technical matters and adopt is: a kind of touch screen protective glass warpage and surface stress measurement integral system, comprise body, sample delivery device, angularity measurement mechanism, surface stress measurement device and human-computer interactive control device, described sample delivery device is arranged at body upper surface, described angularity measurement mechanism and surface stress measurement device are fixed on the top of sample delivery device successively, described human-computer interactive control device is installed on body, and connect Quality control conveying device, angularity measurement mechanism and surface stress measurement device.
As a further improvement on the present invention, the sample input end both sides of described sample delivery device are provided with a sample alignment device, described sample alignment device comprises and is arranged on two the first baffle plates of sample delivery device both sides and the second baffle of sample delivery device front end, the spacing of described two the first baffle plates is adjustable, and the position of second baffle is fixed on body.
As a further improvement on the present invention; described angularity measurement mechanism comprises five laser triangular distance measuring apparatus and a fixed base plate; described fixed base plate is fixed on directly over sample delivery device; fixed base plate is square and mates with touch screen protective glass shape to be measured; described five laser triangular distance measuring apparatus are installed on fixed base plate below; wherein four laser triangular distance measuring apparatus are positioned at four jiaos of fixed base plates, and a laser triangular distance measuring apparatus is positioned at fixed base plate center.
As a further improvement on the present invention, described surface stress measurement device comprises support, back up pad, cylinder and compact surface stress instrument, described cylinder is fixed on support top, and connect and drive the back up pad of being located at support below by U-shaped connecting rod, described back up pad be positioned at sample delivery device directly over, described compact surface stress instrument is fixed in the middle of back up pad downwards, and back up pad lower surface is provided with the vacuum cup of several adsorption samples.
As a further improvement on the present invention, described back up pad is square, and described back up pad lower surface is provided with 4 vacuum cups, and described 4 vacuum cups are located at respectively 4 angle sides of square back up pad.
The invention has the beneficial effects as follows: the present invention can realize each stage synchronous working mode of measurement; place sample, angularity measurement, surface stress measurement and artificial feeding; can carry out simultaneously; do not hinder mutually; synchronous working mode can effectively strengthen the detection speed of this system; this integral system can detect warpage degree and the acierage stress intensity of touch screen protective glass fast, is applicable to producing flowing water detection application in batches on line.
 
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sample alignment device schematic diagram in the present invention;
Fig. 3 is the angularity measurement mechanism schematic diagram in the present invention;
Fig. 4 is the surface stress measurement device part schematic diagram in the present invention;
In figure, indicate: 1-body; 2-sample delivery device; 3-angularity measurement mechanism; 4-surface stress measurement device, 5-human-computer interactive control device; 6-sample alignment device; 7-touch screen protective glass sample; 31-laser triangular distance measuring apparatus; 32-fixed base plate; 41-support; 42-back up pad; 43-cylinder, 44-compact surface stress instrument; 45-U type connecting rod; 46-vacuum cup; 61-the first baffle plate; 62-second baffle.
 
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, and this embodiment only, for explaining the present invention, does not form limiting the scope of the present invention.
Fig. 1 shows a kind of embodiment of a kind of touch screen protective glass warpage of the present invention and surface stress measurement integral system, comprise body 1, sample delivery device 2, angularity measurement mechanism 3, surface stress measurement device 4 and human-computer interactive control device 5, described sample delivery device 2 is arranged at body 1 upper surface, described angularity measurement mechanism 3 and surface stress measurement device 4 are fixed on the top of sample delivery device 2 successively, described human-computer interactive control device 5 is installed on body 1, and connect Quality control conveying device 2, angularity measurement mechanism 3 and surface stress measurement device 4.
The sample input end both sides of described sample delivery device 2 are provided with a sample alignment device 6, described sample alignment device 6 comprises and is arranged on two the first baffle plates 61 of sample delivery device 2 both sides and the second baffle 62 of sample delivery device front end, the spacing of described two the first baffle plates 61 is adjustable, and the position of second baffle 62 is fixed on body 1, and the person of being convenient to operation is placed on touch screen protective glass sample 7 on sample delivery device 2 and to it and carries out simple contraposition; Described sample delivery device 2 can carry out rectilinear motion, and the touch screen protective glass sample 7 being placed on it is sent to angularity measurement module 3, surface stress detection module 4 belows successively, finally by manually taking touch screen protective glass sample 7 away.
Described angularity measurement mechanism 3 comprises five laser triangular distance measuring apparatus 31 and a fixed base plate 32, described fixed base plate 32 is fixed on directly over sample delivery device 2, fixed base plate 2 be square and with touch screen protective glass sample 7 form fit to be measured, described five laser triangular distance measuring apparatus 31 are installed on fixed base plate 32 belows, wherein four laser triangular distance measuring apparatus 31 are positioned at 32 4 jiaos of fixed base plates, a laser triangular distance measuring apparatus 31 is positioned at fixed base plate 32 centers, when touch screen protective glass sample 7 moves to five laser triangular distance measuring apparatus 31 belows, these five laser triangular distance measuring apparatus 31 are opened measurement simultaneously, measurement point comprises the distance of four angles of sample and sample centre distance laser triangulation instrument 31, finally by these five measurement data, calculated the warpage degree of sample.If sample point length direction spacing is L, cross direction spacing is W; Five points that record are respectively d1, d2, d3, d4 and d5 apart from the distance of laser triangulation instrument.The angularity on the straight line at edge point 1, point 3 and point 5 places is:
Wp1=abs[d3-(d1+d5)/2]/(W 2+L 2) 1/2
Angularity on the straight line at edge point 2, point 3 and point 4 places is:
Wp2=abs[d3-(d2+d4)/2]/(W 2+L 2) 1/2
Described surface stress measurement device 4 comprises support 41, back up pad 42, cylinder 43 and compact surface stress instrument 44, described cylinder 43 is fixed on support 41 tops, and connect and drive the back up pad 42 of being located at support 41 belows by U-shaped connecting rod 45, described back up pad 42 be positioned at sample delivery device 2 directly over, described compact surface stress instrument 44 is fixed on downwards in the middle of back up pad 42, and back up pad 42 lower surfaces are provided with the vacuum cup 46 of several adsorption samples, described back up pad is square, described back up pad lower surface is provided with 4 vacuum cups, described 4 vacuum cups are located at respectively 4 angle sides of square back up pad.Vacuum cup 46 can pick up the touch screen protective glass sample 7 passing through from its below, makes touch screen protective glass sample 7 surface labels be incorporated into the refracting prisms surface of compact glass surface stress ga(u)ge 44, thereby can measure the surface stress of sample.
Finally; touch screen protective glass sample 7 is delivered to the tail end of sample delivery device 2; operator, according to sample warpage specification shown on human-computer interactive control device 5 and sample surfaces stress specification, carries out manual sorting, and touch screen protective glass sample 7 is placed in corresponding sample magazine.

Claims (5)

1. a touch screen protective glass warpage and surface stress measurement integral system, it is characterized in that: comprise body (1), sample delivery device (2), angularity measurement mechanism (3), surface stress measurement device (4) and human-computer interactive control device (5), described sample delivery device (2) is arranged at body (1) upper surface, described angularity measurement mechanism (3) and surface stress measurement device (4) are fixed on the top of sample delivery device (2) successively, described human-computer interactive control device (5) is installed on body (1), and connect Quality control conveying device (2), angularity measurement mechanism (3) and surface stress measurement device (4) display measurement result.
2. touch screen protective glass warpage according to claim 1 and surface stress measurement integral system; it is characterized in that: the sample input end both sides of described sample delivery device (2) are provided with a sample alignment device (6); described sample alignment device (6) comprises and is arranged on two first baffle plates (61) of sample delivery device (2) both sides and the second baffle (62) of sample delivery device front end; the spacing of described two the first baffle plates (61) is adjustable, and the position of second baffle (62) is fixed on body (1).
3. touch screen protective glass warpage according to claim 1 and surface stress measurement integral system, it is characterized in that: described angularity measurement mechanism (3) comprises five laser triangular distance measuring apparatus (31) and a fixed base plate (32), described fixed base plate (32) is fixed on directly over sample delivery device (2), fixed base plate (2) be square and with touch screen protective glass sample (7) form fit to be measured, described five laser triangular distance measuring apparatus (31) are installed on fixed base plate (32) below, wherein four laser triangular distance measuring apparatus (31) are positioned at (32) four jiaos of fixed base plates, a laser triangular distance measuring apparatus (31) is positioned at fixed base plate (32) center.
4. touch screen protective glass warpage according to claim 1 and surface stress measurement integral system, it is characterized in that: described surface stress measurement device (4) comprises support (41), back up pad (42), cylinder (43) and compact surface stress instrument (44), described cylinder (43) is fixed on support (41) top, and connect and drive the back up pad (42) of being located at support (41) below by U-shaped connecting rod (45), described back up pad (42) be positioned at sample delivery device (2) directly over, described compact surface stress instrument (44) is fixed on downwards in the middle of back up pad (42), and back up pad (42) lower surface is provided with the vacuum cup (46) of several adsorption samples.
5. touch screen protective glass warpage according to claim 4 and surface stress measurement integral system; it is characterized in that: described back up pad (42) is square; described back up pad (42) lower surface is provided with 4 vacuum cups (46), and described 4 vacuum cups (46) are located at respectively 4 angle sides of square back up pad (42).
CN201410005294.7A 2014-01-07 2014-01-07 Integral system for measuring warpage and surface stress of protection glass of touch screen CN103697830A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104215195A (en) * 2014-09-23 2014-12-17 苏州精创光学仪器有限公司 Glass panel automatic warping degree measurement instrument
CN104296674A (en) * 2014-11-03 2015-01-21 苏州精创光学仪器有限公司 Method for measuring automatic warp degree of glass panel
CN104316245A (en) * 2014-11-03 2015-01-28 苏州精创光学仪器有限公司 Detection device for glass surface stress
CN104475353A (en) * 2014-12-22 2015-04-01 广东正业科技股份有限公司 Board warping degree detection machine and detection method thereof
CN108225204A (en) * 2017-11-30 2018-06-29 彩虹(合肥)液晶玻璃有限公司 A kind of on-line measurement glass plate warping apparatus and method
CN105466613B (en) * 2015-11-27 2018-11-16 苏州精创光学仪器有限公司 Tempered glass surface stress detection device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353649A (en) * 1979-07-06 1982-10-12 Tokyo Shibaura Denki Kabushiki Kaisha Apparatus for surface stress measurement of glass coating and transparent plastic product
CN101889199A (en) * 2008-03-27 2010-11-17 日本电气硝子株式会社 Glass substrate inspecting apparatus and glass substrate inspecting method
CN103487180A (en) * 2013-10-18 2014-01-01 苏州精创光学仪器有限公司 Automatic glass stress detector
CN103487181A (en) * 2013-10-18 2014-01-01 苏州精创光学仪器有限公司 Portable glass surface stress gauge
CN203672329U (en) * 2014-01-07 2014-06-25 苏州精创光学仪器有限公司 Touch screen protection glass warping degree and surface stress measurement integration system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4353649A (en) * 1979-07-06 1982-10-12 Tokyo Shibaura Denki Kabushiki Kaisha Apparatus for surface stress measurement of glass coating and transparent plastic product
CN101889199A (en) * 2008-03-27 2010-11-17 日本电气硝子株式会社 Glass substrate inspecting apparatus and glass substrate inspecting method
CN103487180A (en) * 2013-10-18 2014-01-01 苏州精创光学仪器有限公司 Automatic glass stress detector
CN103487181A (en) * 2013-10-18 2014-01-01 苏州精创光学仪器有限公司 Portable glass surface stress gauge
CN203672329U (en) * 2014-01-07 2014-06-25 苏州精创光学仪器有限公司 Touch screen protection glass warping degree and surface stress measurement integration system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104215195A (en) * 2014-09-23 2014-12-17 苏州精创光学仪器有限公司 Glass panel automatic warping degree measurement instrument
CN104296674A (en) * 2014-11-03 2015-01-21 苏州精创光学仪器有限公司 Method for measuring automatic warp degree of glass panel
CN104316245A (en) * 2014-11-03 2015-01-28 苏州精创光学仪器有限公司 Detection device for glass surface stress
CN104475353A (en) * 2014-12-22 2015-04-01 广东正业科技股份有限公司 Board warping degree detection machine and detection method thereof
CN104475353B (en) * 2014-12-22 2017-03-15 广东正业科技股份有限公司 A kind of bow warping degree testing machine and its detection method
CN105466613B (en) * 2015-11-27 2018-11-16 苏州精创光学仪器有限公司 Tempered glass surface stress detection device
CN108225204A (en) * 2017-11-30 2018-06-29 彩虹(合肥)液晶玻璃有限公司 A kind of on-line measurement glass plate warping apparatus and method

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Application publication date: 20140402

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