CN102927879B - Detection device for detecting form and location tolerance of irregular structure - Google Patents
Detection device for detecting form and location tolerance of irregular structure Download PDFInfo
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- CN102927879B CN102927879B CN201210485742.9A CN201210485742A CN102927879B CN 102927879 B CN102927879 B CN 102927879B CN 201210485742 A CN201210485742 A CN 201210485742A CN 102927879 B CN102927879 B CN 102927879B
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Abstract
The invention discloses a detection device for detecting the form and location tolerance of an irregular structure. The detection device comprises a base plate and a detection part, wherein the detection part consists of a support block, a slide rail and a detection block. The detection device is characterized in that the slide rail is fixed to the support block; the detection block can slide horizontally along the slide rail; at the same time the detection surface of the detection block fully simulates a structural profile to be detected; and the working part of the detection surface is made to be a passing and stopping structure according to the tolerance required by the structural profile to be detected. When the passing end of the detection block can successfully pass through the detected structural profile, and a stopping end can stop the detection block from passing, the detection profile of the structure is qualified, otherwise the detection profile is unqualified.
Description
Technical field
The present invention relates to form and position tolerance detection technique field, particularly a kind of pick-up unit that can be used for detection irregular structure profile form and position tolerance.
Background technology
The special inspecting equipment that pick-up unit is a kind of physical dimension for testing product, surface configuration and other location status and manufactures and designs.In part production scene, can realize detecting the shape overall size of part and position, hole size by pick-up unit, thus ensure the quick judgement that realizes when producing part quality state.
In process of production, the regional area planform of some part is irregular and structure is very little, and it has very high requirement to the form and position tolerance of structure profile, when detecting the form and position tolerance of this irregular structure, if use general three-dimensional test machine to detect, then there is the problem that cannot detect because structure is little; And be at present adopt special projector to detect to the common detection methods of this kind of structure, but it is complicated to adopt projector to detect operating process, and detection efficiency is lower, and input cost is higher, and a lot of manufacturer does not have projector, does not have universal applicability.
Summary of the invention
The technical problem to be solved in the present invention is to provide one and is applicable to irregular, minor structure, the detection of the structure profile form and position tolerance that accuracy requirement is high, and the pick-up unit that structure is simple, easy to operate, detection efficiency is high.
For solving the problems of the technologies described above, present invention employs a kind of pick-up unit for detecting irregular structure form and position tolerance, comprise base plate and detecting portion, described detecting portion is made up of back-up block, slide rail and detection block, described detecting portion is fixedly mounted on base plate by back-up block, described slide rail is fixedly mounted on back-up block, and described detection block cooperation is arranged on slide rail; The detection faces of described detection block is identical with institute detection architecture profile, and the working portion of described detection block is logical only structure, and described logical only structure is made up of go side and not-go-end; Described base plate is provided with part reference for installation to be detected.
Described detecting portion is multiple, is fixedly mounted on respectively on base plate.
Described go side is of a size of institute's detection architecture molding surface size and deducts its tolerance dimension, and described not-go-end is of a size of institute's detection architecture molding surface size and adds its tolerance dimension.
Described slide rail is line slideway.
The beneficial effect that the present invention has:
1, this structure of the detecting device is simple, easy to detect, and overlaps pick-up unit by making more, detects multiple part simultaneously, and can detect the form tolerance of part and position of related features simultaneously, thus substantially increases detection efficiency.
2, compared with special with use projector, this pick-up unit manufacturing cost is lower, thus reduces the cost input by detection.
3, this pick-up unit is simple to operation, and the decision method whether qualified to form and position tolerance is easily understood, and has general practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is detecting portion structural representation of the present invention.
In figure: 1, detecting portion; 2, back-up block; 3, slide rail; 4, block is detected; 5, base plate; 6, block go side is detected; 7, block not-go-end is detected; 8, detection faces; 9, working portion.
Embodiment
As illustrated in fig. 1 and 2, for a kind of pick-up unit for detecting irregular structure form and position tolerance, comprise base plate 5 and detecting portion 1, wherein detecting portion 1 is made up of back-up block 2, slide rail 3 and detection block 4, detecting portion 1 is fixedly mounted on base plate 5 by back-up block 2, and slide rail 3 is fixedly mounted on back-up block 2, detects on block 4 and can arrange the draw-in groove matched with slide rail 3, detect block 4 to be arranged on slide rail 3 by draw-in groove cooperation, and slide along the axial horizontal linear of slide rail 3; The detection faces 8 detecting block 4 is identical with institute detection architecture profile, the working portion 9 of described detection block 4 is logical only structure, this logical only structure is made up of go side 6 and not-go-end 7, wherein go side 6 is of a size of institute's detection architecture molding surface size and deducts its tolerance dimension, and not-go-end 7 is of a size of institute's detection architecture molding surface size and adds its tolerance dimension.
This pick-up unit is on back-up block 2, fix a slide rail 3, detecting block 4 can along slide rail 3 horizontal slip, the detection faces 8 simultaneously detecting block 4 simulates the structure profile that will detect completely, and the tolerance values of working portion 9 required by the structure profile that will detect detecting block 4 makes logical only structure.Detect the design of the logical only structure of block 4 in this pick-up unit, the Cleaning Principle of whole device is easily understood; In the process detecting block 4, need to be detected the size of the detection faces 8 of detection block 4 and form and position tolerance by cubing, to ensure that the detection faces 8 detecting block 4 is identical with detected structure profile.
This pick-up unit can according to the concrete part of required detection, the base plate 5 of pick-up unit arranges corresponding part positioning datum, when utilizing this pick-up unit to detect, first part is fixedly mounted on detection means by positioning datum, then slide and detect block 4, when the go side 6 detecting block can pass through detected structure profile smoothly, and when not-go-end 7 can stop detection block 4 to pass through, then the detection profile of this structure is qualified, otherwise be defective, thus complete the detection to structure detection molding surface size form tolerance.If when the break-make 6 of detection block is not by detected structure profile, then illustrate that the structure molding surface size detected is less than normal; And when detect the not-go-end 7 of block can not stop detect block 4 by time, then illustrate that the structure molding surface size detected is bigger than normal; Therefore while whether detection architecture profile is qualified, the underproof reason of testing result can also be obtained, for follow-up production provides guidance and reference.
This pick-up unit can not only the dimensional tolerence of detection architecture profile, can also the position of related features of detection architecture profile.This pick-up unit is according to the position of the detection profile of part, the base plate 5 of pick-up unit arranges the reference for installation of part, during detection, detection part is fixedly mounted on the base plate 5 of pick-up unit according to reference for installation, now detected structure profile just in time corresponds to the working portion 9 detecting block 4, while the form tolerance detecting part, namely complete the detection to piece test profile position of related features.
Detect the impact that block 4 and the accuracy of detection of quality of fit on pick-up unit of slide rail 3 have decision in this pick-up unit, therefore will ensure the accuracy of detection of pick-up unit, just require to detect quality of fit between block 4 and slide rail 3 within 0.05mm.If tolerance clearance is between the two excessive, then the accuracy of detection of this pick-up unit does not reach requirement; If detect block 4 to coordinate tension with slide rail 3, then detect block and slide not smooth, cause operation inconvenience.The slide rail 3 of this pick-up unit can use the line slideway of standard, slide rail 3 installs and detects block 4, adjustment detects the tolerance clearance between block 4 and slide rail 3, and use the accuracy of detection of dedicated test machine to this cubing to check, make the quality of fit between detection block 4 and slide rail 3 reach accuracy of detection requirement.Detecting portion 1 in this pick-up unit integrally, on the base plate 5 of pick-up unit, multiple detecting portion 1 can be installed, to meet when part existing the structure profile of multiple needs detection simultaneously, detection to many places structure profile form and position tolerance can be completed by one-step installation simultaneously.
Claims (4)
1. one kind for detecting the pick-up unit of irregular structure form and position tolerance, comprise base plate (5) and detecting portion (1), it is characterized in that: described detecting portion (1) is made up of back-up block (2), slide rail (3) and detection block (4), described detecting portion (1) is fixedly mounted on base plate (5) by back-up block (2), described slide rail (3) is fixedly mounted on back-up block (2), and the cooperation of described detection block (4) is arranged on slide rail (3); The detection faces (8) of described detection block (4) is identical with institute detection architecture profile, the working portion (9) of described detection block (4) is logical only structure, and described logical only structure is made up of go side (6) and not-go-end (7); Described base plate (5) is provided with part reference for installation to be detected.
2. pick-up unit as claimed in claim 1, is characterized in that: described detecting portion (1), for multiple, is fixedly mounted on base plate (5) respectively.
3. pick-up unit as claimed in claim 1 or 2, it is characterized in that: described go side (6) are of a size of institute's detection architecture molding surface size and deduct its tolerance dimension, described not-go-end (7) is of a size of institute's detection architecture molding surface size and adds its tolerance dimension.
4. pick-up unit as claimed in claim 3, is characterized in that: described slide rail (3) is line slideway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210485742.9A CN102927879B (en) | 2012-11-26 | 2012-11-26 | Detection device for detecting form and location tolerance of irregular structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210485742.9A CN102927879B (en) | 2012-11-26 | 2012-11-26 | Detection device for detecting form and location tolerance of irregular structure |
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| Publication Number | Publication Date |
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| CN102927879A CN102927879A (en) | 2013-02-13 |
| CN102927879B true CN102927879B (en) | 2015-05-27 |
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| CN201210485742.9A Active CN102927879B (en) | 2012-11-26 | 2012-11-26 | Detection device for detecting form and location tolerance of irregular structure |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279924A (en) * | 2014-10-28 | 2015-01-14 | 重庆御捷汽车部件有限公司 | Pedal support combined detection tool of accelerator opener |
| CN104677225B (en) * | 2015-01-15 | 2017-08-25 | 四川明泰电子科技有限公司 | The fixture and its detection method of apparent size after a kind of detection chip encapsulation |
| CN106289010B (en) * | 2016-09-26 | 2018-11-02 | 北京航天新风机械设备有限责任公司 | A kind of more mating surface cubings in space |
| CN114111523B (en) * | 2020-08-27 | 2024-05-24 | 富准精密模具(嘉善)有限公司 | Arc detection device and detection method |
| CN112791978A (en) * | 2020-12-24 | 2021-05-14 | 江苏光明环境设备有限公司 | Finished product delivery detection mechanism for coating machinery assembly and manufacturing |
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| CN101762222A (en) * | 2009-10-14 | 2010-06-30 | 皇裕精密冲件(昆山)有限公司 | True position detecting jig |
| CN201780069U (en) * | 2010-07-27 | 2011-03-30 | 大连名阳实业有限公司 | Novel spline gauge |
| CN202304701U (en) * | 2011-11-01 | 2012-07-04 | 珠海美利信新材料技术有限公司 | Stop-pass gauge used for inspecting inside and outside diameters of ring products and provided with guiders |
| CN202928486U (en) * | 2012-11-26 | 2013-05-08 | 成都航天模塑股份有限公司 | Detection device used to detect irregular structure geometric tolerance |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3419078B2 (en) * | 1994-04-12 | 2003-06-23 | いすゞ自動車株式会社 | Limit gauge for orthogonal hole pitch |
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- 2012-11-26 CN CN201210485742.9A patent/CN102927879B/en active Active
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| CN101762222A (en) * | 2009-10-14 | 2010-06-30 | 皇裕精密冲件(昆山)有限公司 | True position detecting jig |
| CN201780069U (en) * | 2010-07-27 | 2011-03-30 | 大连名阳实业有限公司 | Novel spline gauge |
| CN202304701U (en) * | 2011-11-01 | 2012-07-04 | 珠海美利信新材料技术有限公司 | Stop-pass gauge used for inspecting inside and outside diameters of ring products and provided with guiders |
| CN202928486U (en) * | 2012-11-26 | 2013-05-08 | 成都航天模塑股份有限公司 | Detection device used to detect irregular structure geometric tolerance |
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| CN102927879A (en) | 2013-02-13 |
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