CN103776396B - Flatness checking device - Google Patents
Flatness checking device Download PDFInfo
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- CN103776396B CN103776396B CN201210394073.4A CN201210394073A CN103776396B CN 103776396 B CN103776396 B CN 103776396B CN 201210394073 A CN201210394073 A CN 201210394073A CN 103776396 B CN103776396 B CN 103776396B
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- workpiece
- measured
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- plane
- flatness
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Abstract
A kind of flatness checking device,For the flatness for the plane to be measured for detecting a workpiece,It includes the measurement assembly and control assembly being electrically connected with,The measurement assembly includes carrying platform and multiple optical transceivers,The plurality of optical transceiver is arranged in the carrying platform,And part protrudes from the upper surface of the carrying platform,The optical transceiver includes corresponding light transmitting terminal and optical receiving end,The plane to be measured of workpiece is installed towards the load plane,Multiple optical transceivers are intervally arranged in multiple positions of the plane to be measured,And plane to be measured is between light transmitting terminal and optical receiving end,Gap is formed between carrying platform if plane to be measured has deviations from planarity,To should the light through gap launched of light transmitting terminal of interstitial site received by corresponding optical receiving end and be sent to control assembly,The control assembly judges whether the flatness of the plane to be measured of workpiece meets standard according to the luminous flux numerical value received.
Description
Technical field
The present invention is the flatness detection dress on a kind of flatness checking device, more particularly to a kind of electronic installation workpiece
Put.
Background technology
In mobile phone, tablet personal computer, personal digital assistant（personal digital assistant, PDA）、MP3
And in the production of the electronic installation such as MP4, it usually needs produce multiple frame-types or the miniature workpiece of wall-like.These workpiece need
Its flatness is detected during production, these workpiece include multiple perisporiums, and the end face of multiple perisporiums of workpiece generally is positioned over into detection
On platform, the gap between the end face of each perisporium of workpiece and detection platform is measured using feeler gauge by operator, and
Judge whether to reach testing requirements.However, the size of workpiece is smaller, the gap between the end face of workpiece perisporium and detection platform compared with
It is small, it is not easy by artificial detection and is easier to produce measurement error, in addition, expends more manpower and time in detection process, no
Beneficial to raising production efficiency.
The content of the invention
In view of the above, it is necessary to provide a kind of accuracy of detection higher and easy to use flatness checking device.
A kind of flatness checking device, the flatness of the plane to be measured for detecting a workpiece, it includes what is be electrically connected with
Measurement assembly and control assembly, the measurement assembly include carrying platform and multiple optical transceivers, and the plurality of optical transceiver is arranged in
The carrying platform, and part protrudes from the upper surface of the carrying platform, the optical transceiver includes corresponding light transmitting terminal and light and connect
Receiving end, the plane to be measured of workpiece are installed towards the load plane, and multiple optical transceivers are intervally arranged in the multiple of the plane to be measured
Position, and plane to be measured is between light transmitting terminal and optical receiving end, if plane to be measured has deviations from planarity with carrying platform
Between form gap, to should interstitial site light transmitting terminal launch the light through gap by corresponding optical receiving end reception simultaneously
Be sent to control assembly, the control assembly judged according to the luminous flux numerical value received the plane to be measured of workpiece flatness whether
Meet standard.
Flatness checking device of the present invention is respectively separated the multiple of the perisporium that sets multiple optical transceivers in workpiece to be detected
Position, the luminous flux passed through by the gap measured between the end face of perisporium and carrying platform, and whether judge luminous flux numerical value
Meet predetermined number range, to judge the flatness of the workpiece.The accuracy of detection of the flatness checking device is higher, and operates
Member can visual inspection concrete outcome, it is easy to use and save manpower and time.
Brief description of the drawings
Fig. 1 is the schematic diagram of the flatness checking device of present pre-ferred embodiments.
Fig. 2 is the schematic diagram of the measurement assembly of flatness checking device shown in Fig. 1.
Fig. 3 is the three-dimensional exploded view of the measurement assembly of flatness checking device shown in Fig. 2.
Fig. 4 is that the measurement assembly of flatness checking device shown in Fig. 2 measures the schematic diagram of workpiece.
Fig. 5 is sectional view of the measurement assembly of flatness checking device shown in Fig. 4 along V-V lines.
Main element symbol description
| Flatness checking device | 500 |
| Measurement assembly | 100 |
| Base | 10 |
| Connecting plate | 12 |
| Support member | 14 |
| Carrying platform | 20 |
| Locating slot | 22 |
| Positioning hole | 24 |
| Outer fixed block | 30 |
| Through hole | 32 |
| Interior fixed block | 40 |
| Side wall | 42 |
| Receiving hole | 34、44 |
| Positioning hole | 36、46 |
| Pick and place groove | 38 |
| Optical transceiver | 50 |
| Light transmitting terminal | 52 |
| Optical receiving end | 54 |
| Fixture | 60 |
| Fixing hole | 62 |
| Control assembly | 200 |
| Indicator | 220 |
| Workpiece | 300 |
| Bottom wall | 320 |
| Perisporium | 340 |
| Receiving space | 302 |
Following embodiment will combine above-mentioned accompanying drawing and further illustrate the present invention.
Embodiment
Referring to Fig. 1, the flatness checking device 500 of a preferred embodiment of the present invention is used for the small-sized work for electronic installation
Part detects flatness.The electronic installation can be mobile phone, tablet personal computer, personal digital assistant (Personal Digital
Assistant, PDA), MP3 and MP4 etc..
The flatness checking device 500 includes measurement assembly 100 and control assembly 200.The measurement assembly 100 is arranged at
On the control assembly 200 and it is electrically connected with each other, the measurement assembly 100 is used to carry and measure the flatness of workpiece, and will
The data of measurement are delivered to the control assembly 200.The control assembly 200 is used to set examination criteria, analyze the measurement data simultaneously
Judge whether the flatness of workpiece meets examination criteria.
Referring to Fig. 2, the measurement assembly 100 include base 10, carrying platform 20, outer fixed block 30, interior fixed block 40,
Optical transceiver 50 and fixture 60（See Fig. 5）.
Also referring to Fig. 2 and Fig. 3, the base 10 includes connecting plate 12 and support member 14.The connecting plate 12 is rectangular
Bulk, it is fixedly arranged on the top of the control assembly 200.The quantity of the support member 14 is four, and interval is laid in the connecting plate 12
Top, for support bearing platform 20.Four support members 14 are contour, it is ensured that the level of carrying platform 20.
Please refer to fig. 5, the fixture 60 is fixedly arranged on the connecting plate 12, its interval is longitudinally through offer it is more
Individual fixing hole 62, for corresponding to fixed multiple optical transceivers 50 respectively, to prevent the downward shift of optical transceiver 50.The present embodiment
In, the fixture 60 can be a block rubber.
The rectangular-blocklike of carrying platform 20, it is fixedly arranged on the support member 14, for carrying workpiece to be measured
Thereon.The upper surface of the carrying platform 20 is flat surface, for making workpiece end face tool to be measured when carrying workpiece
There is the reference plane of relatively flat.Also it is spaced apart on the carrying platform 20 and is provided with multiple locating slots 22 and multiple positioning holes 24.Should
Multiple locating slots 22 are used to be connected with the outer fixed block 30 and interior fixed block 40, with fixed outer fixed block 30 and interior fixed block
40 in the top of carrying platform 20.The plurality of positioning hole 24 corresponds in the plurality of fixing hole 62, for fixing respectively respectively
Multiple optical transceivers 50, to prevent optical transceiver 50 or so from offseting.
The optical transceiver 50 is arranged in base 10, fixture 60 and carrying platform 20, and the one end of optical transceiver 50 successively
Part is convexly equipped on the carrying platform 20, and the other end penetrates control assembly 200 and is electrically connected with control assembly 200.This implementation
In example, the quantity of the optical transceiver 50 is eight, and each optical transceiver 50 includes light transmitting terminal 52 and light corresponding to difference
Receiving terminal 54.When detecting the flatness of workpiece, a workpiece is carried on carrying platform 20, workpiece end face to be measured fits in
The carrying platform 20.The plurality of optical transceiver 50 respectively to should workpiece end face to be measured multiple positions.If the end face of workpiece is not
Flush, then space occur between the end face of workpiece and carrying platform 20.Now, to should space optical transceiver 50 light launch
End 52 and optical receiving end 54 can be blocked by the end face to be measured place site portion of workpiece, according to the light transmitting terminal 52 and optical receiving end
The change for the area being blocked between 54, the luminous flux that optical receiving end 54 receives the laser of the transmitting of light transmitting terminal 52 also become therewith
Change, so as to detect the flatness of workpiece end face everywhere.
The outer fixed block 30 is covered on the upper surface of the carrying platform 20.The outer fixed block 30 is in hollow rectangular
Shape, its middle part offers the through hole 32 of " ten " font, for being oriented to workpiece to be measured.The madial wall of the through hole 32 is respectively inwards
Multiple receiving holes 34 are arranged with, the plurality of receiving hole 34 is intervally arranged on the madial wall of the through hole 32.The plurality of receiving hole 34
Correspond respectively and house the part that multiple optical receiving ends 54 protrude from carrying platform 20, for protecting multiple optical receiving ends 54.
Four drift angles of the outer fixed block 30 respectively offer a positioning hole 36, when the outer fixed block 30 is covered to the carrying platform 20
When, pass through the connectors such as screw（It is not shown）Through the positioning hole 36 and locating slot 22, outer fixed block 30 is stable in this and held
On carrying platform 20.
The rectangular-blocklike of interior fixed block 40, it is covered on the upper surface of the carrying platform 20, and it is outer to be contained in this
In the through hole 32 of fixed block 30, the workpiece to be measured for guide-localization.When the interior fixed block 40 of rectangle, to be contained in this criss-cross
When in through hole 32, the interior both sides of fixed block 40 form two and pick and place groove 38, and it is not by interior fixed block in through hole 32 that this, which picks and places groove 38,
The space of 40 coverings, for facilitating operator or operating instrument to pick and place workpiece in the interior fixed block 40.The interior fixed block 40 with
The appearance and size of workpiece to be measured is suitable, and it includes having certain thickness side wall 42.Each side wall 42 caves inward shape
Into multiple receiving holes 44, the plurality of receiving hole 44 is intervally arranged in four side walls of the interior fixed block 40.Each interior fixed block
The receiving hole 34 that receiving hole 44 on 40 is both corresponded on the outer fixed block 30.The plurality of receiving hole 44 corresponds receipts respectively
Hold the part that multiple smooth transmitting terminals 52 protrude from carrying platform 20, for protecting multiple smooth transmitting terminals 52.The interior fixed block 40
Opposite end is further opened with positioning hole 46, when the interior fixed block 40 is covered to the carrying platform 20, is connected by screw etc.
Part（It is not shown）Through the positioning hole 46 and locating slot 22, interior fixed block 40 is stable on the carrying platform 20.
The control assembly 200 comprises at least a control process unit（It is not shown）, for electrically connecting the optical transceiver 50,
The control assembly 200 can also electrically connect a computer（It is not shown）And display（It is not shown）.The control assembly 200 according to from this
The signal that optical receiving end 54 receives draws corresponding luminous flux numerical value, and will be shown in display after data processing by computer
It is upper to be read for operator.The control process unit sets a number range, and the number range is the permission of detection planeness of workpiece
Error range.The control process unit compares to be judged to treat from the luminous flux numerical value that each optical receiving end 54 receives with the number range
Survey whether planeness of workpiece meets examination criteria.When one or more luminous flux numerical value is not in the number range,
Workpiece for measurement flatness does not meet examination criteria.The control assembly 200 also includes indicator 220, and the quantity of the indicator 220 is
Two, be respectively used to instruction when time detection result by or do not pass through.
, need to be by the workpiece during flatness for the end face for detecting the perisporium 340 of a workpiece 300 also referring to Fig. 3 and Fig. 4
300 are installed on the flatness checking device 500.The 300 rectangular channel-shaped of workpiece, in addition to bottom wall 320, perisporium 340 is the bottom of by
The surrounding of wall 320 extends perpendicularly outward to be formed, and perisporium 340 surrounds a receiving space 302 with bottom wall 320.
Please refer to fig. 5, the end face of the perisporium 340 of workpiece 300 is installed towards the carrying platform 20, and the workpiece
300 are covered on the interior fixed block 40, and house the interior fixed block 40 in the receiving space 302.Now, perisporium 340 conforms to
The side wall 42 of the interior fixed block 40.If the flatness of the end face of perisporium 340 has deviation, the end face of perisporium 340 and carrying platform
20 upper surface is formed with space 80.Multiple optical transceivers 50 are distributed in multiple positions of the perisporium 340, multiple smooth transmitting terminals 52
Launch laser, the transmitting terminal laser of light transmitting terminal 52 of the position correspondence formed with space 80 is after 80s right respectively through space
The optical receiving end 54 answered receives.The luminous flux that the control process unit receives according to each optical receiving end 54 is analyzed and obtained
To corresponding numerical value.If the luminous flux numerical value that an optical transceiver 50 measures is in default number range, the optical transceiver 50
Position corresponding to measuring the workpiece 300 meets examination criteria；If the luminous flux numerical value that an optical transceiver 50 measures is not default
In number range, then position corresponding to the optical transceiver 50 measurement workpiece 300 does not meet examination criteria.
Specifically, when the testing result of an optical transceiver 50 meets predetermined examination criteria, can show over the display
Detection at this meets standard, is identified with a kind of color state；When not meeting predetermined examination criteria, with another color shape
State identifies.When the testing result of eight optical transceivers 50 all meets predetermined examination criteria, the control process unit judges
The flatness detection of the workpiece 300 meets standard, and the indicator 220 now passed through for label detection is bright；When having one or one
When the testing result of optical transceiver 50 more than individual does not meet predetermined examination criteria, the control process unit judges the workpiece
300 flatness detection is not inconsistent standardization, and the indicator 220 not passed through for label detection now is bright.
Flatness checking device 500 of the present invention, which is respectively separated, sets multiple optical transceivers 50 in the week of workpiece 300 to be detected
Multiple positions of wall 340, the luminous flux passed through by the gap 80 measured between the end face of perisporium 340 and carrying platform 20, and
Judge whether luminous flux numerical value meets predetermined number range, to judge the flatness of the workpiece 300.The flatness checking device
500 accuracy of detection is higher, and operator can visual inspection concrete outcome, it is easy to use and save manpower and time.
Claims (9)
1. a kind of flatness checking device, the flatness of the plane to be measured for detecting a workpiece, it is characterised in that：The plane
Measurement assembly and control assembly that detection means includes being electrically connected with are spent, the measurement assembly includes carrying platform, multiple light are received and dispatched
Device, outer fixed block and interior fixed block, the plurality of optical transceiver is arranged in the carrying platform, and part protrudes from the carrying platform
Upper surface, the optical transceiver include corresponding light transmitting terminal and optical receiving end, and the plane to be measured of workpiece is pacified towards the load plane
Dress, multiple optical transceivers are intervally arranged in multiple positions of the plane to be measured, and plane to be measured is located at light transmitting terminal and light-receiving
Between end, gap is formed between carrying platform if plane to be measured has deviations from planarity, to should interstitial site light launch
The light through gap of end transmitting is received by corresponding optical receiving end and is sent to control assembly, and the control assembly is according to receiving
Luminous flux numerical value judge whether the flatness of the plane to be measured of workpiece meets standard, offered in the middle part of the outer fixed block logical
Hole, the interior fixed block are contained in the through hole, and the side wall of the madial wall of the outer fixed block and interior fixed block is correspondingly arranged on multiple
Receiving hole, multiple receiving holes of outer fixed block, which are respectively used to correspond, houses the plurality of optical receiving end, interior fixed block it is multiple
Receiving hole, which is respectively used to correspond, houses the plurality of smooth transmitting terminal.
2. flatness checking device as claimed in claim 1, it is characterised in that：The through hole is " ten " font, the interior fixation
The both sides of block form two and pick and place groove, for facilitating operator that workpiece is picked and placeed into the interior fixed block.
3. flatness checking device as claimed in claim 2, it is characterised in that：The interior fixed block is outer with workpiece to be measured
Shape size is suitable, the workpiece to be measured for guide-localization, when workpiece is covered on the interior fixed block, the perisporium fitting of workpiece
In the side wall of the interior fixed block.
4. flatness checking device as claimed in claim 1, it is characterised in that：The measurement assembly also includes base and fixation
Part, the base include connecting plate and multiple contour support members, and the connecting plate is fixedly arranged on the top of the control assembly, the plurality of branch
Support member is arranged at intervals at the top of the connecting plate, and for supporting the carrying platform, the fixture is fixedly arranged on the connecting plate and held with this
Between carrying platform, the fixture passes through for multiple optical transceivers and fixes the plurality of optical transceiver.
5. flatness checking device as claimed in claim 1, it is characterised in that：The upper surface of the carrying platform is flat
Surface, for providing a reference planes for the plane to be measured of workpiece.
6. flatness checking device as claimed in claim 1, it is characterised in that：The control assembly is comprised at least at a control
Unit is managed, it is electrically connected at the optical transceiver, the value range of the luminous flux received for setting an optical receiving end, and compares light
Whether the luminous flux numerical value that receiving terminal receives is in the value range of the luminous flux of the setting.
7. flatness checking device as claimed in claim 6, it is characterised in that：The control assembly also includes two instructions
Device, testing result is indicated respectively to pass through or not passing through.
8. flatness checking device as claimed in claim 7, it is characterised in that：The control assembly is also connected with a set of computer
And display, the testing result of the workpiece is shown after the computer disposal related data by display, is watched for operator.
9. flatness checking device as claimed in claim 8, it is characterised in that：The control process unit detects light-receiving
When terminating the luminous flux numerical value that receives in predetermined value range, the measurement result passed through is shown over the display, when detecting
When the luminous flux numerical value that optical receiving end receives is not in predetermined value range, the measurement knot not passed through is shown over the display
Fruit, when the testing result of multiple optical transceivers be by when, it is bright to be identified as the indicator that flatness testing result passes through, otherwise
It is bright to be identified as the indicator of flatness testing result only.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210394073.4A CN103776396B (en) | 2012-10-17 | 2012-10-17 | Flatness checking device |
| TW101138835A TWI582384B (en) | 2012-10-17 | 2012-10-19 | Flatness measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210394073.4A CN103776396B (en) | 2012-10-17 | 2012-10-17 | Flatness checking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103776396A CN103776396A (en) | 2014-05-07 |
| CN103776396B true CN103776396B (en) | 2017-12-22 |
Family
ID=50568923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210394073.4A Active CN103776396B (en) | 2012-10-17 | 2012-10-17 | Flatness checking device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103776396B (en) |
| TW (1) | TWI582384B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266614B (en) * | 2014-09-03 | 2017-05-10 | 上海大学 | Full-automatic panel planeness detection device |
| CN104848809A (en) * | 2015-06-16 | 2015-08-19 | 南通江中光电有限公司 | Luminous verification device for flatness of pavement pedal of escalator |
| CN105865378A (en) * | 2016-03-30 | 2016-08-17 | 苏州精创光学仪器有限公司 | Flatness detection method |
| CN109539956A (en) * | 2017-09-22 | 2019-03-29 | 富泰华工业（深圳）有限公司 | Plane detector |
| CN108692697A (en) * | 2018-03-09 | 2018-10-23 | 深圳市信维通信股份有限公司 | A kind of flatness checking device and method |
| TWI673475B (en) * | 2018-06-12 | 2019-10-01 | 日商亞多特克工程股份有限公司 | Flatness measuring method and pin height adjusting method |
| CN109307488B (en) * | 2018-11-14 | 2020-10-27 | 常州大学 | Device and method for detecting installation flatness of piano white key |
| CN111006616A (en) * | 2019-12-12 | 2020-04-14 | 王东 | Testing device and testing method for semiconductor equipment of Internet of things |
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| JPS61231404A (en) * | 1985-04-05 | 1986-10-15 | Kobe Steel Ltd | Method and apparatus for inspecting of film on inner surface of heat exchange pipe provided with inner surface coating film |
| CN101216298A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Non-contact type laser detector for displaying steel ball roughness |
| CN101266143A (en) * | 2007-03-13 | 2008-09-17 | 鸿富锦精密工业（深圳）有限公司 | Planarity detection device and method |
| CN101398556A (en) * | 2007-09-25 | 2009-04-01 | 达信科技股份有限公司 | Diaphragm loading device |
| CN102183225A (en) * | 2011-03-23 | 2011-09-14 | 洛阳轴研科技股份有限公司 | Non-contact laser detecting instrument for displaying roughness of steel ball |
| CN102636491A (en) * | 2012-04-17 | 2012-08-15 | 南京邮电大学 | Semiconductor defect detection method based on surface plasma wave |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM283177U (en) * | 2005-07-20 | 2005-12-11 | G Tech Optoelectronics Corp | Testing apparatus for flatness of glass surfaces |
| CN1808053A (en) * | 2006-02-09 | 2006-07-26 | 天津大学 | Instrument for online measuring coplanarity error of welding leg |
| TWI321216B (en) * | 2007-03-19 | 2010-03-01 | Hon Hai Prec Ind Co Ltd | Planeness measuring device and method |
| JP6440009B2 (en) * | 2014-04-10 | 2018-12-19 | 株式会社リコー | Sheet material discrimination apparatus and image forming apparatus |
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2012
- 2012-10-17 CN CN201210394073.4A patent/CN103776396B/en active Active
- 2012-10-19 TW TW101138835A patent/TWI582384B/en not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61231404A (en) * | 1985-04-05 | 1986-10-15 | Kobe Steel Ltd | Method and apparatus for inspecting of film on inner surface of heat exchange pipe provided with inner surface coating film |
| CN101266143A (en) * | 2007-03-13 | 2008-09-17 | 鸿富锦精密工业（深圳）有限公司 | Planarity detection device and method |
| CN101398556A (en) * | 2007-09-25 | 2009-04-01 | 达信科技股份有限公司 | Diaphragm loading device |
| CN101216298A (en) * | 2008-01-04 | 2008-07-09 | 洛阳轴研科技股份有限公司 | Non-contact type laser detector for displaying steel ball roughness |
| CN102183225A (en) * | 2011-03-23 | 2011-09-14 | 洛阳轴研科技股份有限公司 | Non-contact laser detecting instrument for displaying roughness of steel ball |
| CN102636491A (en) * | 2012-04-17 | 2012-08-15 | 南京邮电大学 | Semiconductor defect detection method based on surface plasma wave |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI582384B (en) | 2017-05-11 |
| TW201416641A (en) | 2014-05-01 |
| CN103776396A (en) | 2014-05-07 |
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Effective date of registration: 20191217 Address after: 314200, No. two, 1661 Xingping Road, Pinghu Economic Development Zone, Zhejiang, Jiaxing Patentee after: Nashi New Materials (Zhejiang) Co., Ltd. Address before: 518109 F3 building, Foxconn science and Technology Industrial Park, Longhua Town, Shenzhen, Guangdong, A, China Patentee before: Shenzhen Futaihong Precision Industry Co., Ltd. |
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| TR01 | Transfer of patent right | ||
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Address after: 314200, No. two, 1661 Xingping Road, Pinghu Economic Development Zone, Zhejiang, Jiaxing Patentee after: Nashi new materials Co.,Ltd. Address before: 314200, No. two, 1661 Xingping Road, Pinghu Economic Development Zone, Zhejiang, Jiaxing Patentee before: NASHI NEW MATERIAL (ZHEJIANG) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |