CN104677219A - Automatic detection method and device for digital caliper - Google Patents
Automatic detection method and device for digital caliper Download PDFInfo
- Publication number
- CN104677219A CN104677219A CN201510129924.6A CN201510129924A CN104677219A CN 104677219 A CN104677219 A CN 104677219A CN 201510129924 A CN201510129924 A CN 201510129924A CN 104677219 A CN104677219 A CN 104677219A
- Authority
- CN
- China
- Prior art keywords
- digital display
- display calliper
- fixture
- calliper
- grating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention relates to an optical detection method and device, in particular to a precision detection method and device for a digital caliper. The precision detecting device comprises a work table, a positioning mechanism, a clamping mechanism, a horizontal movement mechanism, an optical grating device and a computer. The method comprises the following steps: 1, after the digital caliper to be detected is put on the work table, positioned and clamped, judging the beginning position of the digital caliper to be detected through an optimal grating, recording the position and then transmitting the position to a computer; 2, axially moving a main rule of the digital caliper to a detecting point through the horizontal movement mechanism, recording movement shift quantity by the optical grating device, and transmitting the movement shift quantity to the computer; 3, repeating the step 2 till the detection of all detecting points is finished; 4, carrying out comprehensive processing and error compensation on obtained optical grating data and detecting point data and judging whether the digital caliper to be detected is qualified or not by the computer.
Description
Technical field
The present invention relates to a kind of optical detecting method and device, refering in particular to a kind of method for detecting digital display calliper precision and device.
Background technology
21 century is the information age, and the fusion of infotech and manufacturing technology is the Main way of 21 century Manufacturing Technology Development.The fast development of modern science and technology is that the progress of detection technique and development create condition, meanwhile, constantly proposes the requirement of more Gao Gengxin to detection technique.Current most domestic manufacturer is all the method-metal gauge block sectional detecting method adopting manual detection, and traditional manual detection method working strength is large, efficiency is low, there is larger personal error, so current manual detection method more and more can not meet the requirement of modern production, the instrument of robotization is needed to replace manual detection method, make this instrument not only carry out verification according to existing national metrological verification regulations to slide calliper rule to measure, but also can measure the arbitrary dimension position of slide calliper rule.While employing microcomputer carries out error correction automatically, realize numerical monitor, make surveying work intuitive and convenient more.
Summary of the invention
The object of the invention is to reduce larger human error, enhance productivity, thering is provided a kind of feeds back on computing machine by the data of digital display calliper check point by grating scale device, contrast with the standard value of check point, accurately can detect method and the device of a kind of digital display calliper Aulomatizeted Detect of each check point deviation.Should solve existing for existing manual detection based on the method for the digital display calliper Aulomatizeted Detect of high-precision grating sensor and device: the defects such as working strength is large, efficiency is low, error is larger.
For achieving the above object, digital display calliper automated detection method of the present invention comprises the steps:
1. digital display calliper to be detected is placed on and detects on table top, by three locating surface determination digital display callipers of detent mechanism and the relative position of device, as locating surface before the fixing card base bottom surface of digital display calliper, right flank, secondary chi, with clamp system, digital display calliper is clamped, the data of digital display calliper reference position are gathered by grating scale device, judge digital display calliper reference position and record position coordinate by data processing, be then delivered to computing machine;
2. the secondary chi of digital display calliper keeps static, and by horizontal mobile mechanism, movable digital display slide calliper rule main scale is to next check point vertically, and time-out moves and is delivered to computing machine by grating scale device record move displacement;
3. step 2 is repeated until grating scale device gets last set check point has detected;
4. obtained grating scale data and all check point data are carried out overall treatment, error compensation by computing machine, and judge that whether digital display calliper to be measured is qualified.
In such scheme, step 2. described mobile displacement is obtained by calculating time-out position and reference position.
The technical scheme that digital display calliper automatic detection device of the present invention adopts is: described digital display calliper automatic detection device comprises worktable, detent mechanism, clamp system, horizontal mobile mechanism, grating scale device, computing machine.
Described detent mechanism comprises locating piece X, locating piece Y, transfer table, locating piece X is positioned on bracing frame, ensure the relative position between the secondary chi of digital display calliper and bracing frame, locating piece Y is positioned at the afterbody of digital display calliper main scale, ensure the relative position between the slide unit of digital display calliper main scale, ball-screw and grating reading head three, locating piece Y centerline leaves the gap of a width slightly larger than pit gauge, in case affect the motion of digital display calliper pit gauge, the position of transfer table determination digital display calliper above-below direction.
Described clamp system is divided into four parts, fixture A, the fixture B of the fixing card base for clamping digital display calliper, the fixture C of clamping digital display calliper main scale afterbody and the fixture D of the secondary chi of clamping digital display calliper respectively, fixture A, fixture B, fixture C to ensure in motion process digital display calliper main scale, geo-stationary between slide unit and grating reading head three, and fixture D installs on bracing frame.
In described horizontal mobile mechanism, on the table, ball-screw and motor are arranged on guide rail guide rails assembling, and fixture C is arranged on slide unit.
In described grating scale device, grating reading head is fixed together by transfer table and fixture A, fixture B, scale grating is installed on the table, with guide rail on same horizontal line, moved horizontally by driven by motor ball-screw, grating reading head synchronizing moving, obtained data are sent to computing machine and carry out overall treatment, error analysis by grating scale device, and judge that whether digital display calliper to be measured is qualified.
The invention has the beneficial effects as follows: the speed that the invention solves Traditional Man detection is slow, and the difficult problem that human error is larger, especially introduces grating measuring length system, substantially increase accuracy in detection.Therefore there is accuracy of detection high, the advantages such as speed is fast, simple to operation.The detection demand of digital display calliper industry that what the advantage that the present invention has was very large meet, has very large development potentiality and application prospect.
Accompanying drawing explanation
Fig. 1 is the structure of the detecting device schematic diagram of the specific embodiment of the invention;
Fig. 2 is location of the present invention clamping some mechanical structural representation;
Fig. 3 is the digital display calliper structural representation that apparatus of the present invention detect;
[element and Reference numeral]: computing machine (1); Fixture A (2); Fixture B (3); Transfer table (4); Grating reading head (5); Scale grating (6), digital display calliper to be measured (7); Bracing frame (8); Locating piece X (9); Locating piece Y (10); Guide rail (11); Ball-screw (12); Motor (13); Slide unit (14); Fixture C (15); Fixture D (16); Worktable (17); Fixing card base (18); The secondary chi (19) of digital display calliper; Digital display calliper main scale (20); Digital display calliper pit gauge (21).
Embodiment
Fig. 1 is the structure of the detecting device schematic diagram of the specific embodiment of the invention.The present invention is a kind of method and device of digital display calliper Aulomatizeted Detect, and in Fig. 1, left-half is horizontal mobile mechanism, locating piece Y and fixture C.Horizontal mobile mechanism comprises guide rail, ball-screw, motor and slide unit, and on the table, motor is connected by shaft coupling with ball-screw guide rails assembling, be arranged on guide rail, during such machine operation, ball screw turns, convert gyration to rectilinear motion, thus drive slide unit to move.Locating piece Y and fixture C is arranged on slide unit, and locating piece Y ensures digital display calliper main scale, relative position between slide unit and grating reading head three, leaves an elongated gap, in case affect the motion of digital display calliper pit gauge in the middle of locating piece Y.Fixture C, for clamping the afterbody of digital display calliper main scale, makes it in motion process, keep geo-stationary with slide unit.
Center section in Fig. 1 is the fixture D in clamp system, is arranged on bracing frame, for clamping the secondary chi of digital display calliper, makes it in motion process, keep absolute rest.
Right half part in Fig. 1 is grating scale device, fixture A, fixture B and transfer table, grating scale device comprises grating reading head, scale grating, scale grating is installed on the table, with guide rail on same horizontal line, grating reading head is fixed together by transfer table and fixture A, fixture B, fixture A and fixture B clamps the fixing card base of digital display calliper, and ensure in motion process, grating reading head displacement is identical with the slide unit displacement of ball-screw.
Device provided by the present invention also comprises computing machine, and computing machine is on the one hand to the position signalling of motor input check point, and direct acquisition from grating scale device detects data and comparative analysis result on the other hand.In a complete testing process, computing machine obtains one group and detects data from grating reading head, uses least square method to detect data to this group and carries out error analysis, judge that whether digital display calliper is qualified.
More than describing is explanation of the invention, and be not the restriction to invention, limited range of the present invention, see claim, within protection scope of the present invention, can do any type of amendment.
Claims (7)
1. a digital display calliper automated detection method, comprises the steps:
1. digital display calliper to be detected (7) is placed on and detects on table top, by detent mechanism (4, 9, 10) relative position of three locating surface determination digital display callipers (7) and device, with fixing card base (18) bottom surface of digital display calliper (7), right flank, secondary chi (19) is above as locating surface, with clamp system (2, 3, 15, 16) digital display calliper (7) is clamped, by grating scale device (5, 6) data of digital display calliper (7) reference position are gathered, digital display calliper (7) reference position is judged and record position coordinate by data processing, then be delivered to computing machine (1),
2. the secondary chi (19) of digital display calliper keeps static, by horizontal mobile mechanism (11,12,13,14) vertically movable digital display slide calliper rule main scale (20) to next check point, suspend mobile and be delivered to computing machine (1) by grating scale device (5,6) record move displacement;
3. step 2 is repeated until grating scale device (5,6) gets last set check point has detected;
4. obtained grating scale data and all check point data are carried out overall treatment, error compensation by computing machine (1), and judge that whether digital display calliper to be measured is qualified.
2. digital display calliper automated detection method as claimed in claim 1, is characterized in that: step 2. described mobile displacement is obtained by calculating time-out position and reference position.
3. apply the digital display calliper automatic detection device of digital display calliper automated detection method as claimed in claim 1 for one kind, it is characterized in that: described digital display calliper pick-up unit comprises worktable (17), detent mechanism (4,9,10), clamp system (2,3,15,16), horizontal mobile mechanism (11,12,13,14), grating scale device (5,6), computing machine (1).
4. digital display calliper automatic detection device as claimed in claim 3, it is characterized in that: described detent mechanism (4, 9, 10) locating piece X (9) is comprised, locating piece Y (10), transfer table (4), locating piece X (9) is positioned on bracing frame (8), ensure the relative position between the secondary chi (19) of digital display calliper and bracing frame (8), locating piece Y (10) is positioned at the afterbody of digital display calliper main scale (20), ensure digital display calliper main scale (20), relative position between the slide unit (14) of ball-screw and grating reading head (5) three, locating piece Y (10) centerline leaves the gap of a width slightly larger than pit gauge (21), in case affect the motion of digital display calliper pit gauge (21), the position of digital display calliper (7) above-below direction determined by transfer table (4).
5. digital display calliper automatic detection device as claimed in claim 3, it is characterized in that: described clamp system (2, 3, 15, 16) four parts are divided into, the fixture A (2) of the fixing card base (18) for clamping digital display calliper respectively, fixture B (3), the fixture C (15) of clamping digital display calliper main scale (20) afterbody and the fixture D (16) of the secondary chi (19) of clamping digital display calliper, fixture A (2), fixture B (3), fixture C (15) ensures digital display calliper main scale (20) in motion process, geo-stationary between slide unit (14) and grating reading head (5) three, fixture D (16) installs on bracing frame (8).
6. digital display calliper automatic detection device as claimed in claims 3 and 4, it is characterized in that: described horizontal mobile mechanism (11,12,13,14) in, guide rail (11) is arranged on worktable (17), and ball-screw (12) and motor (13) are arranged on guide rail (11), and fixture C (15) is arranged on slide unit (14).
7. digital display calliper automatic detection device as described in claim 3 to 5, it is characterized in that: described grating scale device (5, 6) in, grating reading head (5) is by transfer table (4) and fixture A (2), fixture B (3) is fixed together, scale grating (6) is arranged on worktable (17), with guide rail (11) on same horizontal line, ball-screw (12) is driven to move horizontally by motor (13), grating reading head (5) synchronizing moving, grating scale device (5, 6) obtained data are sent to computing machine (1) and carry out overall treatment, error analysis, and judge that whether digital display calliper to be measured is qualified.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510129924.6A CN104677219A (en) | 2015-03-24 | 2015-03-24 | Automatic detection method and device for digital caliper |
| PCT/CN2015/079796 WO2016150005A1 (en) | 2015-03-24 | 2015-05-26 | Automatic detection method and apparatus for digital caliper |
| DE212015000027.3U DE212015000027U1 (en) | 2015-03-24 | 2015-05-26 | Device for the automatic recognition of a digital measuring gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510129924.6A CN104677219A (en) | 2015-03-24 | 2015-03-24 | Automatic detection method and device for digital caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104677219A true CN104677219A (en) | 2015-06-03 |
Family
ID=53312592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510129924.6A Pending CN104677219A (en) | 2015-03-24 | 2015-03-24 | Automatic detection method and device for digital caliper |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104677219A (en) |
| WO (1) | WO2016150005A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241321A (en) * | 2015-10-29 | 2016-01-13 | 江南大学 | Digital display caliper automatic detection system |
| CN108917515A (en) * | 2018-07-05 | 2018-11-30 | 晋西工业集团有限责任公司 | A kind of continued access calibration method for the wide-range general calipers error of indication |
| CN109063770A (en) * | 2018-08-01 | 2018-12-21 | 上海联影医疗科技有限公司 | Ruler detects verification method, system and computer readable storage medium |
| CN109708577A (en) * | 2019-01-04 | 2019-05-03 | 永发（江苏）模塑包装科技有限公司 | A kind of molding equipment of paper pulp moulding product automatically resets calibrating installation |
| CN109931831A (en) * | 2019-04-01 | 2019-06-25 | 厦门通测电子有限公司 | A kind of height calipers automatic calibrating instrument |
| CN110954042A (en) * | 2019-12-03 | 2020-04-03 | 中国航空工业集团公司北京航空精密机械研究所 | Linear displacement sensor positioning device |
| CN111331533A (en) * | 2018-12-19 | 2020-06-26 | 安世亚太科技股份有限公司 | Optical assembly positioning device and method |
| CN111426247A (en) * | 2020-05-20 | 2020-07-17 | 安徽海思达机器人有限公司 | Vernier caliper calibrating device |
| CN113124943A (en) * | 2021-04-28 | 2021-07-16 | 北京航空航天大学 | High-precision adjustable venturi based on grating ruler feedback |
| CN116817700A (en) * | 2023-08-25 | 2023-09-29 | 苏州英示测量科技有限公司 | Caliper quality detection method and system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2589565A1 (en) * | 1985-10-31 | 1987-05-07 | Roch Pierre Ets | Slide gauge (Vernier calliper) with digital display |
| CN202083309U (en) * | 2011-06-21 | 2011-12-21 | 李建国 | Automatic calibrating apparatus of wide-range general calipers |
| CN103017642A (en) * | 2011-09-20 | 2013-04-03 | 北京建筑工程学院 | Displacement meter calibrating apparatus |
| CN203396314U (en) * | 2013-07-03 | 2014-01-15 | 航天科工惯性技术有限公司 | Rope-pulling type displacement meter calibration device |
| CN203479251U (en) * | 2013-08-01 | 2014-03-12 | 北京和光伟业传感技术有限公司 | High-precision magnetostriction displacement/liquid level sensor calibration system device |
| CN203758416U (en) * | 2013-12-30 | 2014-08-06 | 昆山昱纬钢铁制品有限公司 | Hand-operated length-measuring machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3226276A1 (en) * | 1982-07-14 | 1984-01-19 | Schneider & Kern GmbH & Co KG, 7119 Niedernhall | Electronic vernier caliper having presizing correction |
| CN1137370C (en) * | 2001-04-30 | 2004-02-04 | 上海交通大学 | Image-type automatic calibrating instrument for micrometer gauge or dial gauge |
| CN201059961Y (en) * | 2007-06-19 | 2008-05-14 | 桂林广陆数字测控股份有限公司 | Pattern displacement measurement mechanism |
| CN102927959B (en) * | 2012-08-02 | 2016-03-30 | 南京航空航天大学 | Strainmeter self-checking device and calibration steps |
| CN204678998U (en) * | 2015-03-24 | 2015-09-30 | 江南大学 | Digital display calliper automatic detection device |
-
2015
- 2015-03-24 CN CN201510129924.6A patent/CN104677219A/en active Pending
- 2015-05-26 WO PCT/CN2015/079796 patent/WO2016150005A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2589565A1 (en) * | 1985-10-31 | 1987-05-07 | Roch Pierre Ets | Slide gauge (Vernier calliper) with digital display |
| CN202083309U (en) * | 2011-06-21 | 2011-12-21 | 李建国 | Automatic calibrating apparatus of wide-range general calipers |
| CN103017642A (en) * | 2011-09-20 | 2013-04-03 | 北京建筑工程学院 | Displacement meter calibrating apparatus |
| CN203396314U (en) * | 2013-07-03 | 2014-01-15 | 航天科工惯性技术有限公司 | Rope-pulling type displacement meter calibration device |
| CN203479251U (en) * | 2013-08-01 | 2014-03-12 | 北京和光伟业传感技术有限公司 | High-precision magnetostriction displacement/liquid level sensor calibration system device |
| CN203758416U (en) * | 2013-12-30 | 2014-08-06 | 昆山昱纬钢铁制品有限公司 | Hand-operated length-measuring machine |
Non-Patent Citations (1)
| Title |
|---|
| 赵一党等: "KJY-300光栅数显式卡尺检测仪", 《机械工人（冷加工》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241321A (en) * | 2015-10-29 | 2016-01-13 | 江南大学 | Digital display caliper automatic detection system |
| CN108917515A (en) * | 2018-07-05 | 2018-11-30 | 晋西工业集团有限责任公司 | A kind of continued access calibration method for the wide-range general calipers error of indication |
| CN109063770A (en) * | 2018-08-01 | 2018-12-21 | 上海联影医疗科技有限公司 | Ruler detects verification method, system and computer readable storage medium |
| CN109063770B (en) * | 2018-08-01 | 2022-07-26 | 上海联影医疗科技股份有限公司 | Ruler detection verification method, system and computer readable storage medium |
| CN111331533A (en) * | 2018-12-19 | 2020-06-26 | 安世亚太科技股份有限公司 | Optical assembly positioning device and method |
| CN109708577A (en) * | 2019-01-04 | 2019-05-03 | 永发（江苏）模塑包装科技有限公司 | A kind of molding equipment of paper pulp moulding product automatically resets calibrating installation |
| CN109931831A (en) * | 2019-04-01 | 2019-06-25 | 厦门通测电子有限公司 | A kind of height calipers automatic calibrating instrument |
| CN110954042A (en) * | 2019-12-03 | 2020-04-03 | 中国航空工业集团公司北京航空精密机械研究所 | Linear displacement sensor positioning device |
| CN111426247A (en) * | 2020-05-20 | 2020-07-17 | 安徽海思达机器人有限公司 | Vernier caliper calibrating device |
| CN111426247B (en) * | 2020-05-20 | 2021-12-10 | 安徽海思达机器人有限公司 | Vernier caliper calibrating device |
| CN113124943A (en) * | 2021-04-28 | 2021-07-16 | 北京航空航天大学 | High-precision adjustable venturi based on grating ruler feedback |
| CN116817700A (en) * | 2023-08-25 | 2023-09-29 | 苏州英示测量科技有限公司 | Caliper quality detection method and system |
| CN116817700B (en) * | 2023-08-25 | 2023-11-24 | 苏州英示测量科技有限公司 | Caliper quality detection method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016150005A1 (en) | 2016-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104677219A (en) | Automatic detection method and device for digital caliper | |
| CN202753059U (en) | Clamp jig of detection equipment | |
| CN202240703U (en) | Automatic rapid tool-setting gauge for machining centers | |
| CN105698670B (en) | A kind of method for fast measuring of the machine tool guideway mounting plane depth of parallelism | |
| CN105806224A (en) | Large-size shaft-type part high-precision measuring device and method | |
| CN103968791A (en) | Fully-automatic comprehensive detection device for deep groove ball bearings | |
| CN203837670U (en) | Automatic detection device for channel, internal diameter, outer chamfer and height of deep groove ball bearing | |
| CN103090759A (en) | Detection device and detection method of straight line guide rail pair | |
| CN103868441A (en) | Test tool for detecting planeness of workpiece | |
| CN105290880A (en) | Device and method for detecting perpendicularity of axis of spindle and reference axis in movement | |
| CN104166373A (en) | Online detecting method and system for numerical control machine tool machining error | |
| CN203837667U (en) | Full-automatic comprehensive detection device for deep groove ball bearing | |
| CN104964626A (en) | CCD vision-based grating type three-class metal linear scale standard measuring device | |
| CN103615957A (en) | Measuring tool for measuring size of D-shaped head | |
| CN104535029A (en) | Three-dimensional detection mechanism for repeated positioning | |
| CN103557813A (en) | On-line detecting device for shaft parts | |
| CN204575038U (en) | T-type elevator guide rail full-automatic detection apparatus | |
| CN204678998U (en) | Digital display calliper automatic detection device | |
| CN202648606U (en) | Straightness measuring device for washing machine control panel | |
| CN202661035U (en) | Valve body diameter measuring device | |
| CN205957845U (en) | Spindle is synthesized and is examined utensil | |
| CN204228053U (en) | Automobile control arm mandrel detects special tooling | |
| CN205438018U (en) | Gear ratio is to detector | |
| CN103639847A (en) | Ball screw pair length measuring apparatus | |
| CN203550937U (en) | Large-size meter-provided right angle verticality measurement gauge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150603 |