CN104713776A - Detection tool for detecting riveting quality of rivets - Google Patents
Detection tool for detecting riveting quality of rivets Download PDFInfo
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- CN104713776A CN104713776A CN201310673763.8A CN201310673763A CN104713776A CN 104713776 A CN104713776 A CN 104713776A CN 201310673763 A CN201310673763 A CN 201310673763A CN 104713776 A CN104713776 A CN 104713776A
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- 238000001514 detection method Methods 0.000 title claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 238000007747 plating Methods 0.000 claims description 52
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 239000012467 final product Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention discloses detection tool for detecting riveting quality of rivets. The detection method comprises the following steps: fixing a riveting base on a pressing machine, then pressing an adjusting pad on the riveting base, pressing a riveting plate on the adjusting pad so as to insert the top pin arranged on the riveting base into the riveting through hole in the riveting plate; placing rivet samples in the riveting through holes, pressing the rivets by the pressing machine; changing the position of the adjusting pad, pulling out the rivets from the riveting through holes through the pressing machine, and directly observing the appearances or states of each rivet after the riveting so as to obtain the detection results of riveting quality of each rivet. The detection tool not only has the advantages of high detection efficiency, no impact of human factors on the detected samples and good detection precision or detection accuracy but also has the advantages of simple structure, easiness in operation, time and labor conservation, high reliability and the like.
Description
Technical field
the present invention relates to a kind of detection frock and detection method thereof of rivet quality, belong to rivet technical field of quality detection.
Background technology
at present, in the rivet production run of securing member, often needing to detect the rivet performance quality of rivet, is the important step ensureing product quality to the Performance Detection of rivet product.In the prior art, the riveting quality of mode to rivet of " one to one " is generally adopted to detect, namely first by tested rivet style, the requirement used by reality singly by the artificial mode of checker carry out riveted joint good after, again the rivet of having riveted is pounded out singly from riveted holes, then another ground of checker is seen by the shape of rivet outward appearance of pounding out or state, when when being found that there is crackle by the rivet pounded out in appearance or occurring the phenomenons such as cracking, this batch of rivet will belong to underproof rivet, when not finding these phenomenons, but be qualified rivet.The mode of this detection rivet quality of the prior art not only also exists the low problem of detection efficiency, but also there is the inaccurate problem of testing result.Because when carrying out hand riveting, the requirement of quality to operator of its riveted joint is higher, different operators, the quality of its riveted joint is not exclusively the same, due to the difference of riveting quality, this can have influence on the deformation of rivet, thus the judgement of impact to rivet quality; In addition, when rivet being beaten from riveted holes taking-up, also can have an impact to the shape of rivet or state, thus also can affect the accuracy to rivet Quality estimation.Therefore, the detection mode of existing rivet quality or not ideal enough.
Summary of the invention
the object of the invention is: provide that a kind of detection efficiency is high, detection accuracy better and structure is simple, processing ease, do not need manually to carry out to rivet, the detection frock of time saving and energy saving rivet quality and detection method thereof, to overcome the deficiencies in the prior art.
technical scheme of the present invention is achieved in that the detection frock of a kind of rivet quality of the present invention is, this detection frock is by riveting base, regulate backing plate, riveted plating, ejector pin, riveted joint top board and guide finger composition, riveted joint base is installed with 2 ~ 4 guide fingers by distribution symmetrically, and on riveted joint base, be fixed with ejector pin, backing plate and riveted plating is regulated to be enclosed within guide finger respectively by pilot hole disposed thereon, riveted joint top board is provided with the chute that can coordinate with guide finger, and regulate backing plate, riveted plating and riveted joint top board can slide up and down along guide finger, the position that riveted plating corresponds to the ejector pin on riveted joint base is provided with the riveted joint through hole that ejector pin can be made to pass through, and the through-hole diameter of riveting through hole is greater than the diameter 0.05 ~ 0.1 millimeter of rivet sample that is tested and that do not rivet, be greater than ejector pin diameter and the large through-hole of rivet sample by riveting regulating backing plate is provided with.
above-mentioned large through-hole is circular port or rectangular opening, and when large through-hole is circular port, the diameter of this large through-hole is greater than maximum gauge that is tested and the riveted joint termination of rivet sample after riveting; When large through-hole is rectangular opening, the length on each limit of this large through-hole rectangular opening is greater than maximum gauge that is tested and the riveted joint termination of rivet sample after riveting.
above-mentioned adjustment backing plate to be enclosed within by its pilot hole on guide finger and be pressed on riveted joint base and riveted plating be pressed in regulate on backing plate time, the upper end of ejector pin is inserted in the riveted joint through hole of riveted plating, and the top end face of ejector pin is lower than the upper surface of riveted plating.
above-mentioned riveted joint base also can be fixed with 16 ejector pins by square matrices arrangement, often centre distance that is capable or the often upper adjacent ejector pin of row is all equal, the position that riveted plating corresponds to each ejector pin on riveted joint base is provided with the riveted joint through hole that ejector pin can be made to pass through, adjustment backing plate is provided with 4 foursquare large through-holes, and the centre distance that the length of side of the square hole of each large through-hole is greater than two adjacent ejector pins adds the tested and maximum gauge of the riveted joint termination of rivet sample after riveting and is less than the centre distance of 2 times of often row or every upper adjacent ejector pins of row.
a kind of detection method adopting the detection frock of above-mentioned rivet quality to carry out rivet quality of the present invention is: be first fixed on pressing machine by riveted joint base, then adjustment backing plate to be enclosed within guide finger by its pilot hole and to be pressed in after on riveted joint base, being pressed in by the guiding of guide finger by riveted plating regulates on backing plate again, the upper end of ejector pin can be made like this to be inserted in the riveted joint through hole of riveted plating, then in each riveted joint through hole, place the rivet sample of a straight rod-shaped that is tested and that do not rivet, riveted joint top board is led by guide finger and places and be pressed in after on rivet sample, get final product starting pressure machine, pressing machine is made to pass through riveted joint top board by rivet sample to pressing down, at this moment rivet sample produces distortion by under the effect of ejector pin and riveted joint top board, after riveted joint top board is forced into the position of specifying, pressing machine stops exerting pressure and being returned to original position, at this moment rivet sample has formed the state after riveting, namely the rivet sample in riveted joint through hole has been extruded and has expanded and be closely squeezed in the riveted joint through hole of riveted plating, and the rivet sample of riveting outside through hole be extruded be deformed into riveted joint termination, then top board will be riveted, riveted plating and regulate backing plate successively from after guide finger takes off, again riveted plating is placed on the top of riveted joint base by the guiding of guide finger, at this moment each ejector pin is riveted inserting respectively in through hole and is withstood on the bottom of the rivet sample after riveting, then adjustment backing plate is pressed on riveted plating by guide finger, the riveted joint termination of the rivet sample after at this moment riveting all is in the large through-hole regulating backing plate, then riveted joint top board is placed to be pressed in regulated after on backing plate by the guiding of guide finger, get final product starting pressure machine, pressing machine is made to pass through riveted joint top board by adjustment backing plate and riveted plating to pressing down, when pressing machine is pressed onto, pressing machine stops exerting pressure and being returned to original position, at this moment the rivet sample after riveting all is ejected the riveted joint through hole of riveted plating under the effect of ejector pin, and fall in the large through-hole regulating backing plate, when by adjustment backing plate from after guide finger takes off, shape or the state of each rivet sample outward appearance after riveting can be observed directly, thus obtain the testing result of rivet quality.
owing to have employed technique scheme, the present invention by adopting the detection frock of special rivet quality and utilizing pressing machine to rivet rivet style and splitting out of not damaged by the rivet after riveted joint, thus realizes carrying out truly and accurately observing to the deformation of rivet style riveted joint.The present invention can not only carry out large batch of riveting test to rivet style under the same conditions and split out observation, and any damage artificially can not be produced to rivet style in the middle of the process of test, thus substantially increase the accuracy of detection to rivet quality and accuracy.So, the present invention compared with prior art, the present invention not only has that detection efficiency is high, detecting sample can not by the good advantage of the impact of human factor, accuracy of detection or detection accuracy, but also has that structure is simple, processing ease, time saving and energy saving, high reliability.
accompanying drawing illustrates:
fig. 1 is placed with the detection tool structure schematic diagram preparing to carry out the rivet quality of the present invention of riveting test rivet style;
fig. 2 be the detection frock of rivet quality of the present invention rivet style is carried out rivet after and make its be formed riveted joint termination time structural representation;
fig. 3 is the riveted plating plan structure schematic diagram being provided with pilot hole and riveted joint through hole of the present invention;
fig. 4 is the adjustment backing plate plan structure schematic diagram being provided with pilot hole and large through-hole of the present invention;
fig. 5 is the riveted joint top board plan structure schematic diagram being provided with chute of the present invention;
drawing reference numeral illustrates: 1-rivets base, 2-regulates backing plate, 2.1-large through-hole, 3-riveted plating, 3.1-riveted joint through hole, 4-ejector pin, 5-to rivet top board, 5.1-chute, 6-guide finger, 7-rivet sample.
embodiment:
below in conjunction with drawings and Examples, the present invention is described in further detail.
embodiments of the invention: the structural representation of the detection frock of a kind of rivet quality of the present invention is as shown in Fig. 1 ~ Fig. 5, this detection frock is by riveting base 1, regulate backing plate 2, riveted plating 3, ejector pin 4, riveted joint top board 5 and guide finger 6 form, by fixed installation 2 ~ 4 guide fingers 6 that distribute symmetrically on riveted joint base 1, preferably on riveted joint base 1,4 guide fingers 6 are fixedly mounted symmetrically for the purpose of stable, fixing at least 4 ejector pins 4 on riveted joint base 1 simultaneously, 4 pilot holes produced respectively by adjustment backing plate 2 and riveted plating 3, adjustment backing plate 2 and riveted plating 3 can be enclosed within by pilot hole disposed thereon on guide finger 6 slide up and down, riveted joint top board 5 is made into square, and all produce semicircular chute 5.1(that an energy coordinates with guide finger 6 on every limit of riveted joint top board 5 as shown in Figure 5), riveted joint top board 5 can be slided up and down along guide finger 6 by its chute 5.1, a riveted joint through hole 3.1 that ejector pin 4 can be made to pass through is produced in the position that riveted plating 3 corresponds to each ejector pin 4 on riveted joint base 1, and makes the through-hole diameter of riveted joint through hole 3.1 be greater than the diameter 0.05 ~ 0.1 millimeter of rivet sample 7 that is tested and that do not rivet, regulate backing plate 2 produces be greater than ejector pin 4 diameter and by or go in the large through-hole 2.1 of the rivet sample 7 of riveting, during making, large through-hole 2.1 can be made into circular port or rectangular opening, when large through-hole 2.1 is circular port, the diameter of this large through-hole 2.1 should be greater than maximum gauge 3 ~ 6 millimeters that is tested and the riveted joint termination of rivet sample 7 after riveting, when large through-hole 2.1 is made into rectangular opening, the length on each limit of this large through-hole 2.1 rectangular opening is greater than maximum gauge that is tested and the riveted joint termination of rivet sample 7 after riveting, during making, adjustment backing plate 2 to be enclosed within by its pilot hole on guide finger 6 and to be pressed on riveted joint base 1 and riveted plating 3 be pressed in regulate on backing plate 2 time, the upper end of each ejector pin 4 should be made to be inserted in the riveted joint through hole 3.1 of a riveted plating 3 respectively, and make the top end face of ejector pin 4 lower than the upper surface of riveted plating 3, the top end face of ejector pin 4 can be determined according to the requirement of tested rivet style lower than the distance of the upper surface of riveted plating 3.
in order to better improve the detection efficiency of riveting quality, press equipment conventional in common testing laboratory can be utilized again simultaneously, when making the detection frock of rivet quality of the present invention, preferably on riveted joint base 1, fix 16 ejector pins 4 by the mode of square matrices arrangement, and make the centre distance often going or often arrange upper adjacent ejector pin 4 all equal, the riveted joint through hole 3.1 that ejector pin 4 can be made to pass through is produced in the position simultaneously corresponding to each ejector pin 4 on riveted joint base 1 on riveted plating 3, the riveted joint through hole 3.1 on riveted plating 3 is made also to be undertaken arranging (as shown in Figure 3) by the arrangement mode of the ejector pin 4 on riveted joint base 1, then on adjustment backing plate 2,4 foursquare large through-hole 2.1(are produced as shown in Figure 4), the centre distance making the length of side of the square hole of each large through-hole 2.1 be greater than every row or often to arrange two adjacent ejector pins 4 adds maximum gauge that is tested and the riveted joint termination of rivet sample 7 after riveting, and be less than the centre distance of 2 times of often row or every row upper adjacent ejector pins 4.
a kind of detection method adopting the detection frock of above-mentioned rivet quality to carry out rivet quality of the present invention is, the method is first fixed on pressing machine by riveted joint base 1, then adjustment backing plate 2 to be enclosed within guide finger 6 by its pilot hole and to be pressed in after on riveted joint base 1, being pressed in by the guiding of guide finger 6 by riveted plating 3 regulates on backing plate 2 again, the upper end of ejector pin 4 can be made like this to be inserted in the riveted joint through hole 3.1 of riveted plating 3, then in each riveted joint through hole 3.1, place the rivet sample 7 of a straight rod-shaped that is tested and that do not rivet, riveted joint top board 5 is led by guide finger 6 and places and be pressed in after on rivet sample 7 (as shown in Figure 1), get final product starting pressure machine, pressing machine is made to pass through riveted joint top board 5 by rivet sample 7 to pressing down, at this moment rivet sample 7 produces distortion by under the effect of ejector pin 4 and riveted joint top board 5, when riveted joint top board 5 be forced into the position of specifying after (this assigned address can according to detection experiment need determine, and by regulating the stroke of pressing machine to control), pressing machine stops exerting pressure and being returned to original position, at this moment rivet sample 7 has formed the state after riveting, namely the rivet sample in riveted joint through hole 3.1 has been extruded and has expanded and be closely squeezed in the riveted joint through hole 3.1 of riveted plating 3, and the rivet sample 7 of riveting outside through hole 3.1 be extruded be deformed into riveted joint termination (as shown in Figure 2), then top board 5 will be riveted, riveted plating 3 and regulate backing plate 2 successively from after guide finger 6 takes off, again riveted plating 3 is placed on the top of riveted joint base 1 by the guiding of guide finger 6, at this moment each ejector pin 4 is riveted inserting respectively in through hole 3.1 and is withstood on the bottom of the rivet sample 7 after riveting, then adjustment backing plate 2 is pressed on riveted plating 3 by guide finger 6, the riveted joint termination of the rivet sample 7 after at this moment riveting all is in the large through-hole 2.1 regulating backing plate 2, then riveted joint top board 5 is placed to be pressed in regulated after on backing plate 2 by the guiding of guide finger 6, get final product starting pressure machine, pressing machine is made to pass through riveted joint top board 5 by adjustment backing plate 2 and riveted plating 3 to pressing down, when pressing machine is pressed onto, pressing machine stops exerting pressure and being returned to original position, at this moment the rivet sample 7 after riveting all is ejected the riveted joint through hole 3.1 of riveted plating 3 under the effect of ejector pin 4, and fall in the large through-hole 2.1 regulating backing plate 2, when by adjustment backing plate 2 from after guide finger 6 takes off, shape or the state of each rivet sample 7 outward appearance after riveting can be observed directly, the shape of this outward appearance or state are not subject to the impact of any human factor, therefore the situation of rivet style 7 when riveting can truly and exactly be reflected, thus obtain the accurate testing result of rivet quality.
Claims (5)
1. the detection frock of a rivet quality, comprise the riveted joint base (1) for being arranged on pressing machine, it is characterized in that: this detection frock is by riveting base (1), regulate backing plate (2), riveted plating (3), ejector pin (4), riveted joint top board (5) and guide finger (6) composition, riveted joint base (1) is installed with 2 ~ 4 guide fingers (6) by distribution symmetrically, and in riveted joint base (1), be fixed with ejector pin (4), backing plate (2) and riveted plating (3) is regulated to be enclosed within guide finger (6) respectively by pilot hole disposed thereon, riveted joint top board (5) is provided with the chute (5.1) that can coordinate with guide finger (6), and regulate backing plate (2), riveted plating (3) and riveted joint top board (5) can slide up and down along guide finger (6), be provided with the riveted joint through hole (3.1) that ejector pin (4) can be made to pass through in the position of the upper ejector pin (4) corresponded in riveted joint base (1) of riveted plating (3), and the through-hole diameter of riveting through hole (3.1) is greater than the diameter 0.05 ~ 0.1 millimeter of rivet sample (7) that is tested and that do not rivet, be greater than ejector pin (4) diameter and the large through-hole (2.1) of rivet sample (7) by riveting regulating backing plate (2) be provided with.
2. the detection frock of rivet quality according to claim 1, it is characterized in that: large through-hole (2.1) is circular port or rectangular opening, when large through-hole (2.1) is for circular port, the diameter of this large through-hole (2.1) is greater than maximum gauge that is tested and the riveted joint termination of rivet sample (7) after riveting; When large through-hole (2.1) is for rectangular opening, the length on each limit of this large through-hole (2.1) rectangular opening is greater than maximum gauge that is tested and the riveted joint termination of rivet sample (7) after riveting.
3. the detection frock of rivet quality according to claim 1, it is characterized in that: regulate backing plate (2) by its pilot hole be enclosed within guide finger (6) go up and be pressed in the upper and riveted plating (3) of riveted joint base (1) be pressed in regulate backing plate (2) above time, the upper end of ejector pin (4) is inserted in the riveted joint through hole (3.1) of riveted plating (3), and the top end face of ejector pin (4) is lower than the upper surface of riveted plating (3).
4. the detection frock of rivet quality according to claim 1, it is characterized in that: in riveted joint base (1), be fixed with 16 ejector pins (4) by square matrices arrangement, often centre distance that is capable or the often upper adjacent ejector pin (4) of row is all equal, the riveted joint through hole (3.1) that ejector pin (4) can be made to pass through is provided with in the upper position corresponding to the upper each ejector pin (4) of riveted joint base (1) of riveted plating (3), adjustment backing plate (2) is provided with 4 foursquare large through-holes (2.1), and the centre distance that the length of side of the square hole of each large through-hole (2.1) is greater than two adjacent ejector pins (4) adds maximum gauge that is tested and the riveted joint termination of rivet sample (7) after riveting, and be less than 2 times of centre distance of often going or often arranging upper adjacent ejector pin (4).
5. the detection method adopting the detection frock of the rivet quality described in the arbitrary claim of Claims 1 to 4 to carry out rivet quality, it is characterized in that: first will rivet base (1) and be fixed on pressing machine, then backing plate (2) will be regulated to be enclosed within guide finger (6) by its pilot hole go up and be pressed in after in riveted joint base (1), being pressed in by the guiding of guide finger (6) by riveted plating (3) regulates on backing plate (2) again, the upper end of ejector pin (4) can be made like this to be inserted in the riveted joint through hole (3.1) of riveted plating (3), then in each riveted joint through hole (3.1), place the rivet sample (7) of a straight rod-shaped that is tested and that do not rivet, to rivet top board (5) led by guide finger (6) and place be pressed in rivet sample (7) upper after, get final product starting pressure machine, pressing machine is made to pass through riveted joint top board (5) by rivet sample (7) to pressing down, at this moment rivet sample (7) produces distortion by under the effect of ejector pin (4) and riveted joint top board (5), after riveted joint top board (5) is forced into the position of specifying, pressing machine stops exerting pressure and being returned to original position, at this moment rivet sample (7) has formed the state after riveting, namely the rivet sample in riveted joint through hole (3.1) has been extruded and has expanded and be closely squeezed in the riveted joint through hole (3.1) of riveted plating (3), and rivet through hole (3.1) rivet sample (7) outward be extruded be deformed into riveted joint termination, then top board (5) will be riveted, riveted plating (3) and regulate backing plate (2) successively from after guide finger (6) takes off, again riveted plating (3) is placed on the top of riveted joint base (1) by the guiding of guide finger (6), at this moment each ejector pin (4) is riveted inserting respectively in through hole (3.1) and is withstood on the bottom of the rivet sample (7) after riveting, then backing plate (2) will be regulated to be pressed on riveted plating (3) by guide finger (6), the riveted joint termination of the rivet sample (7) after at this moment riveting all is in the large through-hole (2.1) regulating backing plate (2), then top board (5) will be riveted by the guiding of guide finger (6) and after placing and being pressed in and regulating backing plate (2) upper, get final product starting pressure machine, making pressing machine pass through riveted joint top board (5) will regulate backing plate (2) and riveted plating (3) to pressing down, when pressing machine is pressed onto, pressing machine stops exerting pressure and being returned to original position, at this moment the rivet sample (7) after riveting all is ejected the riveted joint through hole (3.1) of riveted plating (3) under the effect of ejector pin (4), and fall in the large through-hole (2.1) regulating backing plate (2), when backing plate (2) will be regulated from after guide finger (6) takes off, shape or the state of each rivet sample (7) outward appearance after riveting can be observed directly, thus obtain the testing result of rivet quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310673763.8A CN104713776B (en) | 2013-12-12 | 2013-12-12 | A kind of detecting tool and detection method of rivet quality |
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| CN201310673763.8A CN104713776B (en) | 2013-12-12 | 2013-12-12 | A kind of detecting tool and detection method of rivet quality |
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| CN104713776A true CN104713776A (en) | 2015-06-17 |
| CN104713776B CN104713776B (en) | 2017-09-26 |
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| CN107884295A (en) * | 2017-10-18 | 2018-04-06 | 林敏� | A kind of nailing nail tip hardness quick determination method |
| CN110153355A (en) * | 2018-02-13 | 2019-08-23 | 上海交通大学 | Self-piercing friction riveting quality online detection and riveting process control method and system |
| CN113484000A (en) * | 2021-06-28 | 2021-10-08 | 中国航空工业标准件制造有限责任公司 | Combined riveting test fixture easy to rivet and disassemble |
| CN114414118A (en) * | 2022-01-28 | 2022-04-29 | 航天精工股份有限公司 | Frock is measured to self-plugging rivet core bar holding power |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114414118A (en) * | 2022-01-28 | 2022-04-29 | 航天精工股份有限公司 | Frock is measured to self-plugging rivet core bar holding power |
| CN114414118B (en) * | 2022-01-28 | 2024-04-16 | 航天精工股份有限公司 | Core bar holding force measuring tool for self-plugging rivet |
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| CN104713776B (en) | 2017-09-26 |
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