CN205748222U - Frame rib crimp class part sink survey tool - Google Patents

Frame rib crimp class part sink survey tool Download PDF

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Publication number
CN205748222U
CN205748222U CN201620408885.3U CN201620408885U CN205748222U CN 205748222 U CN205748222 U CN 205748222U CN 201620408885 U CN201620408885 U CN 201620408885U CN 205748222 U CN205748222 U CN 205748222U
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China
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sink
main scale
crimp
class
claw
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CN201620408885.3U
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Chinese (zh)
Inventor
徐龙
梅颖
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Chengdu Aircraft Industry Refco Group Ltd
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Chengdu Aircraft Industry Refco Group Ltd
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Abstract

A kind of frame rib crimp class part disclosed in this utility model sink survey tool, including the main scale (4) being carved with size scale and the vernier cursor (6) slided along described main scale (4), wherein, vernier cursor (6) is formed integrally with movable card base.Chi end at main scale (4) is provided with the swivel head connecting rod (3) that can rotate around main scale (4), swivel head connecting rod (3) lower end draw-in groove is provided with the positioning rule (1) rotated around straight pin (2), and positioning rule (1) inner side flushes with main scale (4) zero groove as the locating surface (10) that sink;As the vernier cursor bar (7) of movable card base, its free end is shaped with interior shape and sink planar survey claw (8) and profile is sunk measurement claw (9).This utility model solve locating surface and measure sink not same plane or not parallel time measurement problem.

Description

Frame rib crimp class part sink survey tool
Technical field
This utility model relates to a kind of detection instrument detecting machine components collapsed position precision, particularly not parallel at collapsed position and measuring basis or under when being trapped in inside part, for the accurately detection a kind of detection instrument used by downset areas position.
Background technology
In Machine Design manufactures, position degree is to limit an actual feature index to ideal factor shift in position amount, produces often and a difficult point of inspection.The architectural feature of machine components is the most, and the undercut nature gradually decreasing to reduced levels is one of feature therein.For guaranteeing the crudy of product and being smoothed out of Assembling Production, find quality problems in time, product quality can be monitored and check on, simultaneously in order to improve checkability, in production, product is tested control by commonly used position detecting tool, especially with sagging aircraft part, crimp class part.Aircraft class part, crimp class number of parts are of a great variety, have variously-shaped crimp structure.Aircraft Sheet Metal Parts has a class part with sink.When 2 parts are mutually lapped, in order to ensure to fit mutually between part, meet matching requirements, need on one of which part, to use mold pressing of sinking to make sagging.In sagging classification, it sink to be divided into and straight sink, tiltedly sink, two-sided sink, sink continuously and curved surface part sink.Downset areas launches difficulty, currently mainly uses empirical method to launch, and precision is the highest.Crimp part downset areas or the correctness of undercut nature position, inclined side of intersecting are extremely important, have during assembling dodge, the sagging part of the relation such as cooperation, the correctness of its position directly affects later stage integrally-built assembling, thus the design of inspection dedicated gauge seems even more important.The structure sinking is made up of a rounding and single line.Curved surface between 2 crimp faces is part of sinking, and utilizes current digitized detection equipment three coordinate measuring machine also to cannot be carried out measuring.The assembly relation of the overall component structural of collapsed position guarantee detecting each category feature the most fast and accurately is a crucial problem.Aircratfsman is used mostly empirical method and solves sink expansion and test problems the most both at home and abroad, and empirical method extremely relies on the experience of technical staff, belongs to the solution of passable character, and its accuracy is the highest, and does not has theoretical basis.
Sagging architectural feature is typically designed and coordinates on face or interior shape fit face at External Shape, " profile sink size " and " interior shape sink size " it is referred to as during Geometrical Parameter Testing, due to assembly relation and the complicated polyisocyanate in External Shape face, shape and the direction sunk also are different, mainly there are two kinds: a kind of is that to sink be parallel or equidistant with measuring basis plane, the detection mode of this structure collapsed position mainly utilizes general measure instrument slide gauge to detect, as long as measurement is sunk, upper any point just may determine that this accurate location sinking to the distance of datum level;Another kind is to sink and measuring basis not parallel (including that interior shape is sunk and profile is sunk), the collapsed position of this architectural feature determines whole sagging position it is generally required to measure the upper highs and lows that sink, peak can utilize slide gauge to measure, but the detection of minimum point generally requires and carries out extending measurement to this point by ruler or other instruments, and the method needs two people to coordinate.Due to locating surface and measuring sink not same plane or not parallel time, artificially visually judge that the precision of aided location and aid can cause measuring result error the biggest, it is impossible to reflect really this sagging tram.In undercut nature detects, lower notch distortion refers to that front wall position occurs less than entopic a kind of deformation.The lower notch distortion of detection and inclination deformation need to use three self-centerings rule.If three self-centering rule are parallel to each other, and centering, but a middle position is relatively low, illustrates there is lower notch distortion near front wall.If the center pointer of No. 1 rule is with other two center pointers advised the most point-blank, then explanation has front portion to roll deformation, does not the most roll deformation.Sagging positioning precision is in a direction, sequentially positions by reference position, and in each position, interval or the difference of angle of revolution are moved in actual mobile interval or angle of revolution and regulation.Error represents with the maximum difference in each position, measures in the total length of movement.Gyration in whole revolution range, every 30 ° or measure on 12 positions.Taking and equidirectional once measure, the difference at interval and regulation is moved on realistic border.Location multiplicity and minimum setting unit positive and negative direction inspection are carried out respectively, and error takes maximum therein.
Summary of the invention
The purpose of this utility model be can not meet detection demand for existing detection instrument in the case of, it is provided that a kind of location quickly, efficiency high, easy to operate, it is possible to detect the frame rib crimp class part that various architectural feature sink and sink survey tool.
This utility model solves its technical problem and be the technical scheme is that a kind of frame rib crimp class part sink survey tool, including the main scale 4 being carved with size scale and the vernier cursor 6 slided along described main scale 4, wherein, vernier cursor 6 is formed integrally with movable card base, it is characterized in that: the chi end at main scale 4 is provided with the swivel head connecting rod 3 that can rotate around main scale 4, swivel head connecting rod 3 lower end draw-in groove is provided with the positioning rule 1 rotated around straight pin 2, flushes with main scale 4 zero groove as the locating surface 10 that sink inside positioning rule 1;As the vernier cursor bar 7 of movable card base, its free end is shaped with interior shape and sink planar survey claw 8 and profile is sunk and measured claw 9.
Utility model has the advantages that compared to prior art.
Simple in construction, easy to operate, low cost, applied widely.This utility model uses one end and the positioning rule 1 of datum level alignment, and positioning rule 1 can rotate around straight pin 2 and main scale 4, and main scale 4 and vernier cursor 6 be carved with scale, and simple in construction is easy to operate.Use simple and convenient, quick and precisely.
Location is quick, efficiency is high.Arrange on this utility model vernier cursor bar 7 sink planar survey claw 8 with two interior shapes and profile is sunk planar survey claw 9, profile can be detected and sink sagging with inner mold, the positioning rule 1 rotated around straight pin 2 in the swivel head connecting rod 3 that can rotate around main scale 4 arranged by main scale 4 chi end and swivel head connecting rod 3 lower end draw-in groove, location is quick, efficiency is high, low cost.By frame rib crimp class part sink survey tool measure sink chi when, positioning rule 1 can according to the different directions in measurement and positioning face carry out rotate location, solve locating surface and measure sink not same plane or not parallel time measurement problem.
This utility model is by sinking planar survey claw 8 as the interior shape on vernier cursor bar 7 free end of movable card base and profile is sunk and measured claw 9 and measure and sink, can be positioned at the position of sagging differing heights, avoid and measure the defect needing to do by aid virtual detection face when especially oblique sagging or interior shape of sinking is sunk, solve the measurement problem of the lower position that tiltedly sink.
Frame rib crimp class part of the present utility model is used to sink survey tool, detection efficiency is high, the angular deviation of each details on tested sagging part arbitrary target position can be reflected intuitively, avoid artificial reading and systematic error that detection equipment brings, solve measurement and positioning face and cannot choose, with measurers such as conventional slide gaugies, the problem that measurement and positioning face is difficult with when sinking the most in one plane.
Accompanying drawing explanation
Fig. 1 this utility model frame rib crimp class part sink the organigram of survey tool.
Fig. 2 is the left view of figure.
Fig. 3 is the schematic diagram of the sagging part of typical case.
Fig. 4 is the detection schematic diagram that this utility model measures that profile is sunk by the part that sink.
Fig. 5 is the detection schematic diagram that this utility model measures that the internal shape of part of sinking is sunk.
In figure: 1 positioning rule, 2 straight pins, 3 swivel head connecting rods, 4 main scales, 5 trip bolts, 6 vernier cursors, 7 vernier cursor bars, in 8, shape measures the face claw of sinking, and 9 profiles are sunk planar survey claw, and 10 sink locating surface, 11 parts, 12 positioning reference planes, 13 profiles are sagging, and in 14, shape is sunk.
Detailed description of the invention
Refering to Fig. 1~Fig. 3.In embodiment described below, the frame rib crimp class part survey tool that sink is combined by main scale 4, vernier cursor 6 and positioning rule 1.This frame rib crimp class part sink survey tool specifically include that be carved with size scale main scale 4 and along described main scale 4 slide vernier cursor 6, wherein, vernier cursor 6 with activity card base be formed integrally.Chi end at main scale 4 is provided with the swivel head connecting rod 3 that can rotate around main scale 4, and swivel head connecting rod 3 lower end draw-in groove is provided with the positioning rule 1 rotated around straight pin 2, flushes with main scale 4 zero groove as the locating surface 10 that sink inside positioning rule 1;As the vernier cursor bar 7 of movable card base, its free end is shaped with interior shape and sink planar survey claw 8 and profile is sunk and measured claw 9.It is carved with the scale being spaced apart 1mm on main scale 4, vernier cursor 6 then has 10,20 or 50 lattices.Swivel head connecting rod 3 can rotate around main scale 4.Positioning rule 1 and swivel head connecting rod 3 are fixed by straight pin 2, and positioning rule 1 can rotate freely around straight pin 2.Vernier cursor 6 and main scale 4 are fixed by trip bolt 5.Vernier cursor 6 can horizontally slip on main scale 4, planar survey claw 8 is sunk with interior shape in vernier cursor bar 7 lower end and profile is sunk planar survey claw 9.Interior shape sink planar survey claw 8 when contacting with sagging locating surface 10 its intersection align zero groove of main scale 4.Profile sink planar survey claw 9 and interior shape is sunk planar survey claw 8 is at a distance of 10mm.
Refering to Fig. 4~Fig. 5.Measuring profile when sinking, sagging locating surface 10 can be adjacent on the positioning reference plane 12 of part 11 by positioning rule 1 by swivel head connecting rod 3, is closely attached on by the slip of moving cursor chi 6 with the interior shape planar survey claw 8 that sink The interior shape of part 11 sink 14 upper and lower two measure points, measure in shape sink position or with profile sink planar survey claw 9 be closely attached on profile sink 13 up and down two measure point, measure profile sink position.

Claims (7)

1. frame rib crimp class part sink a survey tool, including being carved with the main scale (4) of size scale and along described main scale (4) The vernier cursor (6) slided, wherein, vernier cursor (6) is formed integrally with movable card base, it is characterised in that: at main scale (4) Chi end is provided with the swivel head connecting rod (3) that can rotate around main scale (4), and swivel head connecting rod (3) lower end draw-in groove is provided with around straight pin (2) positioning rule (1) rotated, positioning rule (1) inner side flushes with main scale (4) zero groove as the locating surface (10) that sink; As the vernier cursor bar (7) of movable card base, its free end is shaped with interior shape and sink planar survey claw (8) and profile is sunk measurement Claw (9).
2. frame rib crimp class part as claimed in claim 1 sink survey tool, it is characterised in that: main scale is carved with interval on (4) Scale for 1mm.
3. frame rib crimp class part as claimed in claim 1 sink survey tool, it is characterised in that: positioning rule (1) and swivel head Connecting rod (3) is fixed by straight pin (2), and positioning rule (1) rotates freely around straight pin (2).
4. the frame rib crimp class part described in claim 1 sink survey tool, it is characterised in that: vernier cursor (6) and main scale (4) Fixed by trip bolt (5).
5. frame rib crimp class part as claimed in claim 1 sink survey tool, it is characterised in that: interior shape is sunk planar survey claw (8) when contacting with sagging locating surface (10), its intersection aligns zero groove of main scale (4).
6. frame rib crimp class part as claimed in claim 1 sink survey tool, it is characterised in that: profile is sunk planar survey claw And interior shape sink planar survey claw (8) at a distance of 10mm (9).
7. frame rib crimp class part as claimed in claim 1 sink survey tool, it is characterised in that: positioning rule (1) can be passed through Sagging locating surface (10) is adjacent on the positioning reference plane (12) of part (11) by swivel head connecting rod (3), sink by interior shape Planar survey claw (8) is closely attached on the upper and lower of the interior shape sagging (14) of part (11) by the slip of moving cursor chi (6) Measure points for two, position that in measuring, shape is sunk or be closely attached on profile sink (13) with sink planar survey claw (9) of profile Measure point, measure the position that profile is sunk for upper and lower two.
CN201620408885.3U 2016-05-06 2016-05-06 Frame rib crimp class part sink survey tool Active CN205748222U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620408885.3U CN205748222U (en) 2016-05-06 2016-05-06 Frame rib crimp class part sink survey tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620408885.3U CN205748222U (en) 2016-05-06 2016-05-06 Frame rib crimp class part sink survey tool

Publications (1)

Publication Number Publication Date
CN205748222U true CN205748222U (en) 2016-11-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620408885.3U Active CN205748222U (en) 2016-05-06 2016-05-06 Frame rib crimp class part sink survey tool

Country Status (1)

Country Link
CN (1) CN205748222U (en)

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