CN104359437A - Lug test measuring device - Google Patents
Lug test measuring device Download PDFInfo
- Publication number
- CN104359437A CN104359437A CN201410633452.3A CN201410633452A CN104359437A CN 104359437 A CN104359437 A CN 104359437A CN 201410633452 A CN201410633452 A CN 201410633452A CN 104359437 A CN104359437 A CN 104359437A
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- CN
- China
- Prior art keywords
- lug
- fixed
- sample
- measurement mechanism
- toothed disc
- 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.)
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a lug test measuring device which comprises a stand and a movable plate with racks. A suspended support plate is fixed onto the stand, a gear disc is arranged on the support plate, and a to-be-tested sample is fixed onto the gear disc by the aid of a clamping device; the movable plate with the racks is meshed with a gear of the gear disc via the racks of the movable plate, label paper is fixed onto the movable plate with the racks, and the movable plate with the racks can move towards a side of the gear disc along with the gear disc when the gear disc rotates; a fixing frame is arranged on the stand, a roller which can rise and fall along the edge of the to-be-tested sample is arranged at an end of the fixing frame, a pen is fixed to the center of the roller, and a nib of the pen is aligned with the label paper. The lug test measuring device has the advantages that the lug measuring work efficiency can be obviously improved, the lug sample can be accurately measured in all directions, and accordingly test data are accurate and reliable.
Description
Technical field
The present invention relates to field of mechanical technique, particularly relate to a kind of lug test measurement mechanism.
Background technology
Sheet forming has consequence at industrial circle, particularly occupies very large proportion at field sheet metal parts such as automobile, aviation, household electrical appliances.Lug test is the important method measured plate in-plane deformation uniformity index in sheet metal formability test.Process of the test is see national standard " GB/T15825.7-2008 formability of metal sheet energy and test method, Part VII lug is tested ", during test, sample is pressed between die and blank holder, by punch, drawing is carried out to sample, be configured as a circular cup of hollow straight wall.By measuring every characteristic index (lug peak height, lug paddy high, lug height etc.) of the lug at rim of a cup place after test, and calculate the index of lug rate as evaluation sheet metal ductility flat anisotropic degree.For part scientific experimentation, in order to the anisotropy more understanding plate also can require the deformation measuring plate on whole periphery.
Current lug test mainly adopts manual setting-out on sample, then uses vernier caliper, height gauge, waits measurement mechanism to measure one by one.Discrete trial room adopts takes a picture, and the method such as electronics height gauge measures lug height, and then manual drawing is on label figure, and these measuring methods are not only loaded down with trivial details, and measuring accuracy is not accurate enough.
Summary of the invention
The object of the invention is to the defect solving the existence of above-mentioned prior art, provide one lug profile can be plotted on drawing fast, obtain the Simple measurement device of the curve map of angle and lug height.
A kind of lug test measurement mechanism, comprising: the movable plate of stand, band tooth bar, and described stand is fixed with a unsettled back up pad, described back up pad is provided with toothed disc, and sample to be tested is fixed on this toothed disc by clamping device;
The gears meshing of its rack and pinion dish of movable plate of described band tooth bar, the movable plate of this band tooth bar is fixed with label paper, and the movable plate of band tooth bar moves to side along with the rotation of toothed disc thereupon;
Stand is provided with a fixed mount, and being provided with in the end of this fixed mount can along the roller of the edge dipping and heaving of sample to be tested, and be fixed with paintbrush at the center of this roller, the nib of this paintbrush is aligned on label paper.
Further, lug test measurement mechanism as above, between roller and the end of fixed mount, be fixed with spring, the compression travel of this spring can meet the fluctuation distance of sample to be tested convex-concave fluctuating.
Further, lug as above test measurement mechanism, described spring is placed in the strip groove that fixed mount end one caves inward, and the diameter of this strip groove and the external diameter of spring adapt.
One step ground, lug test measurement mechanism as above, between spring and roller, be fixedly connected with a pressing plate, the part of this pressing plate is also placed in described strip groove.
One step ground, lug test measurement mechanism as above, described roller is placed in the inner groovy of fixed mount end one, and this inner groovy communicates with strip groove.
One step ground, lug test measurement mechanism as above, comprise handwheel, the center bottom described toothed disc is fixedly connected with by rotating shaft with between handwheel center.
One step ground, lug test measurement mechanism as above, described clamping device comprises electromagnet, and this electromagnet is placed in sample to be tested, is fixed on toothed disc by sample to be tested after electromagnet energising by the mutual attractive force between itself and toothed disc.
Lug test measurement mechanism provided by the invention, simplify measuring method loaded down with trivial details at present, propose the more simple measuring method of one and devise a set of lug characteristic index measurement mechanism, utilize measurement mechanism of the present invention not only can significantly improve the work efficiency of lug measurement, and can more accurately realize making test figure more accurately and reliably to the comprehensive measurement of lug sample.
Accompanying drawing explanation
Fig. 1 is lug of the present invention test measurement mechanism structural representation;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the partial enlarged drawing of A in Fig. 1;
Fig. 4 is the laboratory report paper utilizing paintbrush to draw.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below technical scheme in the present invention be clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is lug of the present invention test measurement mechanism structural representation; Fig. 2 is the left view of Fig. 1, as shown in Figures 1 and 2, lug test measurement mechanism provided by the invention, comprise: the movable plate 6 of stand 5, band tooth bar, described stand 5 is fixed with a unsettled back up pad 13, described back up pad 13 is provided with toothed disc 3, and sample to be tested 1 is fixed on this toothed disc 3 by clamping device;
Its tooth bar 61 of the movable plate 6 of described band tooth bar and the gears meshing of toothed disc 3, the movable plate 6 of this band tooth bar is fixed with label paper 7, and the movable plate 6 of band tooth bar moves to side along with the rotation of toothed disc 3 thereupon;
Stand 5 is provided with a fixed mount 8, and be provided with in the end of this fixed mount 8 and along the roller 11 of the edge dipping and heaving of sample to be tested 1, can be fixed with paintbrush 12 at the center of this roller 11, the nib of this paintbrush 12 is aligned on label paper 7.
Lug test measurement mechanism provided by the invention, sample to be tested 1 is fixed in back up pad 13 by clamping device, then turning gear wheel disc 3, sample to be tested 1 just rotates thereupon, because toothed disc 3 engages with the tooth bar 61 on the movable plate 6 of band tooth bar, toothed disc 3 rotates, the movable plate 6 of band tooth bar is just driven to move, the structure graph of its movement is shown in Fig. 2, owing to being fixed with label paper 7 on the movable plate 6 of this band tooth bar, roller 11 is in the outer rim of sample to be tested 1, when sample to be tested 1 rotates, roller 11 just in the outer rim of sample to be tested 1 along with the rolling of its profile dipping and heaving, thus the paintbrush 12 being fixed therein the heart just on Notepaper real time record go out summit and the position, the lowest point of sample to be tested 1 lug, refer to Fig. 4, thus the matched of the height of Notepaper and lug is got up, the curve map then Notepaper obtained is the stretch-out view of lug.The height dimension of lug optional position can be measured according to sizing calibration, average lug height △ h (difference of average lug peak height and average lug paddy height) can be drawn through measurements and calculations.Therefore, utilize lug of the present invention to test measurement mechanism to carry out measuring can draw sample characteristic index after experiment more convenient and accurately to lug sample.
Further, refer to Fig. 3, lug test measurement mechanism as above, between roller 11 and the end of fixed mount 8, be fixed with spring 9, the compression travel of this spring 9 can meet the fluctuation distance of sample to be tested 1 convex-concave fluctuating.
In order to realize fluctuating of roller, the present invention adopts fixing spring between roller 11 and the end of fixed mount 8 to realize the lug rippling of paintbrush along with sample to be tested.
Further, in order to ensure that paintbrush can not rock, the curve map that Notepaper draws is more accurate, improves measuring accuracy further, described spring 9 is placed in the strip groove 14 that fixed mount 8 end one caves inward, and the diameter of this strip groove 14 and the external diameter of spring 9 adapt.
Further, in order to ensure that roller not easily wanders off in rolling process, measuring process being carried out smoothly, being fixedly connected with a pressing plate 10 between spring 9 and roller 11, the part of this pressing plate 10 is also placed in described strip groove 14.
Further, as shown in Figure 4, in order to make further, roller is stable in the process of rolling to move ahead, and measurement is carried out smoothly, and improve the efficiency measured, described roller 11 is placed in fixed mount 8 end one inner groovy 15, and this inner groovy 15 communicates with strip groove 14.
Further, the present invention conveniently toothed disc rotates, provide one to toothed disc and drive its mechanism rotated, this mechanism is: rotated by handwheel 4 drive gear disk, concrete, the center bottom described toothed disc 3 is fixedly connected with by rotating shaft 16 with between handwheel 4 center, and handwheel 4 rotates, then by the transmission effect of rotating shaft 16, toothed disc just starts have rotated.In addition, the present invention connects a motor can also to the center of toothed disc, is rotated by motor driven gear dish.
Further, described clamping device comprises electromagnet 2, and this electromagnet 2 is placed in sample to be tested 1, and sample to be tested 1 is fixed on toothed disc 3 by the mutual attractive force between itself and toothed disc 3 after being energized by electromagnet 2.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a lug test measurement mechanism, it is characterized in that, comprise: stand (5), movable plate (6) with tooth bar, described stand (5) is fixed with a unsettled back up pad (13), described back up pad (13) is provided with toothed disc (3), sample to be tested (1) is fixed on this toothed disc (3) by clamping device;
Movable plate (6) its tooth bar (61) of described band tooth bar and the gears meshing of toothed disc (3), the movable plate (6) of this band tooth bar is fixed with label paper (7), and the movable plate (6) of band tooth bar moves to side along with the rotation of toothed disc (3) thereupon;
Stand (5) is provided with a fixed mount (8), being provided with in the end of this fixed mount (8) can along the roller (11) of the edge dipping and heaving of sample to be tested (1), be fixed with paintbrush (12) at the center of this roller (11), the nib of this paintbrush (12) is aligned on label paper (7).
2. lug test measurement mechanism according to claim 1, it is characterized in that, between roller (11) and the end of fixed mount (8), be fixed with spring (9), the compression travel of this spring (9) can meet the fluctuation distance of sample to be tested (1) convex-concave fluctuating.
3. lug test measurement mechanism according to claim 2, it is characterized in that, described spring (9) is placed in the strip groove (14) that fixed mount (8) end one caves inward, and the diameter of this strip groove (14) and the external diameter of spring (9) adapt.
4. lug test measurement mechanism according to claim 3, it is characterized in that, between spring (9) and roller (11), be fixedly connected with a pressing plate (10), the part of this pressing plate (10) is also placed in described strip groove (14).
5. lug test measurement mechanism according to claim 4, it is characterized in that, described roller (11) is placed in fixed mount (8) end one inner groovy (15), and this inner groovy (15) communicates with strip groove (14).
6. according to claim 1-5 arbitrary described lug test measurement mechanism, it is characterized in that, comprise handwheel (4), the center of described toothed disc (3) bottom is fixedly connected with by rotating shaft (16) with between handwheel (4) center.
7. lug test measurement mechanism according to claim 6, it is characterized in that, described clamping device comprises electromagnet (2), this electromagnet (2) is placed in sample to be tested (1), is fixed on toothed disc (3) by sample to be tested (1) after electromagnet (2) energising by the mutual attractive force between itself and toothed disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410633452.3A CN104359437B (en) | 2014-11-11 | 2014-11-11 | Lug test measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410633452.3A CN104359437B (en) | 2014-11-11 | 2014-11-11 | Lug test measurement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104359437A true CN104359437A (en) | 2015-02-18 |
| CN104359437B CN104359437B (en) | 2019-09-17 |
Family
ID=52526722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410633452.3A Expired - Fee Related CN104359437B (en) | 2014-11-11 | 2014-11-11 | Lug test measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104359437B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB633741A (en) * | 1946-07-20 | 1949-12-19 | Fellows Gear Shaper Co | Improvements in and relating to contour-gauging apparatus |
| CN101451831A (en) * | 2008-12-24 | 2009-06-10 | 昊华南方(桂林)橡胶有限责任公司 | Simple tyre contour outline measuring set |
| CN203659329U (en) * | 2013-11-20 | 2014-06-18 | 张国军 | Multi-parameter multivariable cam measurement experiment table |
| CN103940330A (en) * | 2014-05-04 | 2014-07-23 | 太仓浩湖五金制品有限公司 | Detector for simply detecting glass surface evenness |
| CN104123877A (en) * | 2014-07-04 | 2014-10-29 | 龙岩学院 | Displacement-profile generation demonstrator for cam mechanism |
-
2014
- 2014-11-11 CN CN201410633452.3A patent/CN104359437B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB633741A (en) * | 1946-07-20 | 1949-12-19 | Fellows Gear Shaper Co | Improvements in and relating to contour-gauging apparatus |
| CN101451831A (en) * | 2008-12-24 | 2009-06-10 | 昊华南方(桂林)橡胶有限责任公司 | Simple tyre contour outline measuring set |
| CN203659329U (en) * | 2013-11-20 | 2014-06-18 | 张国军 | Multi-parameter multivariable cam measurement experiment table |
| CN103940330A (en) * | 2014-05-04 | 2014-07-23 | 太仓浩湖五金制品有限公司 | Detector for simply detecting glass surface evenness |
| CN104123877A (en) * | 2014-07-04 | 2014-10-29 | 龙岩学院 | Displacement-profile generation demonstrator for cam mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104359437B (en) | 2019-09-17 |
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Granted publication date: 20190917 Termination date: 20201111 |