CN201532336U - Aeronautical finished rivet riveting test fixture - Google Patents
Aeronautical finished rivet riveting test fixture Download PDFInfo
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- CN201532336U CN201532336U CN2009202480296U CN200920248029U CN201532336U CN 201532336 U CN201532336 U CN 201532336U CN 2009202480296 U CN2009202480296 U CN 2009202480296U CN 200920248029 U CN200920248029 U CN 200920248029U CN 201532336 U CN201532336 U CN 201532336U
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Abstract
An aeronautical finished rivet riveting test fixture comprises a base, a left press plate, a right press plate, a left fastening clamp plate and a right fastening clamp plate. The left press plate and the right press plate are arranged on the base, upper surfaces of the left press plate and the right press plate are processed into step-shaped, semi-circular notches are processed at edges on steps of the left press plate and the right press plate, the left press plate is in abutted joint with the edge of the right press plate with the semi-circular notch, the semi-circular notches of the two press plates correspondingly form press plate fixing circular holes, and the left fastening clamp plate and the right fastening clamp plate are respectively mounted on two sides of the fixture.
Description
Technical field
The utility model relates to a kind of anchor clamps, is specifically related to a kind of aviation finished product rivet test fixture.
Background technology
Standard GB 1017-78 " nut, rivet special technology condition " regulation, riveting test be with the center line hammering at sample of hand hammer or squeeze riveter, and after the hammering, rivet tack should be rounded or ovalize slightly in overlooking.Overlook and to be cydariform.Crooked or overlook and be significant ellipse as the sample outshot, or the side flare, then test findings does not have effect and materialses in addition and test.
Usually aviation has dual mode with the test of finished product rivet.A kind of is directly to do riveting test with the finished product rivet, according to the specification and the length of rivet, selects the steel plate boring of respective thickness for use, the finished product rivet is put into the hole carry out riveting test, but process of the test has weak point.At first, riveted joint back rivet can't be dismantled, and can only check the part that is exposed at the steel plate outside, can't check testpieces is whole, can't observe the whether Pass Test standard of profile after the product testing, that is to say and can not judge definitely whether product is qualified.Secondly, rivet after the test can't be dismantled, steel plate can not be reused, each test need be selected steel plate again for use, boring or be processed into vertebral foramen, but the difficulty of processing of vertebral foramen is bigger, as seen this mode has not only caused a large amount of wastes of human and material resources, and it is long the test period to have occurred, the problem that test efficiency is lower.Another kind is to adopt mechanical means to remove rivet head, and the bar portion of rivet is riveted the riveting test that replaces the finished product rivet.The shortcoming one that this mode exists is a rivet specification difference, and the length that has is longer, and what have is shorter, even can't process the length of regulation; The 2nd, damage owing to clamping causes bar portion termination in the process, and bar portion is overheated or burning makes conclusion (of pressure testing) be difficult for judging; The 3rd, replace riveting test with the mode of metal material cold upsetting, be not inconsistent with integral rivet riveted joint actual condition, the time of day of product can not be reflected, even incorrect conclusion (of pressure testing) may be drawn, bring hidden danger for the use of later product.
Obviously, the dual mode of above-mentioned riveted joint is just near the regulation of national standard, and process of the test can not reflect the rivet practical working situation, and the waste of material is bigger, the demand of incompatibility aviation development.
Summary of the invention
The utility model has solved in the existing riveting test technology and can't dismantle after the riveted joint, can't check that experimental period is long to testpieces is whole, efficient is low, for the rivet test difficulty of different size, experimental result is difficult for the shortcoming of judgement, and a kind of aviation finished product rivet test fixture is provided.
The utility model adopts following technical scheme:
A kind of aviation finished product rivet test fixture, comprise that base, left pressing plate, right pressing plate, a left side tighten up clamping plate, the right side tightens up clamping plate, at base upper surface left pressing plate and right pressing plate are installed, described left pressing plate and be processed into stepped above the right pressing plate, edge on left pressing plate and every layer of ladder of right pressing plate is processed with semicircular notch, the edge that left pressing plate and right pressing plate have semicircular notch connects, the corresponding composition pressing plate of the semicircular notch of two pressing plates is circular hole fixedly, is separately installed with in the both sides of anchor clamps that a left side tightens up clamping plate and the right side tightens up clamping plate.
The pressing plate that corresponding left pressing plate of described base upper surface and the butt joint of right pressing plate form fixedly is processed with arcuate furrow in the circular hole place.
The two ends of described base, left pressing plate and right pressing plate are processed with screw hole, and left pressing plate is bolted on the base by fixedlying connected with right pressing plate.
Described base, a left side tighten up clamping plate and the right side and tighten up the clamping plate side and be processed with bolt hole, and a left side tightens up clamping plate and the right side and tightens up clamping plate and be fixed on the base by binding bolt.
The beneficial effects of the utility model:
The utility model has solved the test of finished product rivet and has been subjected to the restriction of finished product rivet shape and specification to cause the problem that can't detect, and has solved the problem that there is difference in the mechanical property that is embodied in the actual use of conclusion (of pressure testing) and rivet.Having captured the riveting test sampling is subjected to various factorss such as bar minister weak point, job operation to cause the technical barrier that can't test, because these anchor clamps can freely be dismantled, rivet can be taken off after the off-test, make test findings can reflect the practical working situation of rivet truly, can judge really whether product is up to specification.These riveted joint anchor clamps can conveniently be installed, dismantle, use repeatedly, but again to the rivet macroscopic examination after the test, can be applicable to the riveted joint of the finished product riveted joint sample of plurality of specifications, are directly used in the finished product rivet and do riveting test.Avoid the waste of human and material resources simultaneously, reduced experimentation cost, shortened the detection line cycle.The result of test has met national standard fully.
Description of drawings
Fig. 1 is oval head and sunk head rivet riveting test clamp structure synoptic diagram
Fig. 2 is the A-A cut-open view of Fig. 1
Fig. 3 is a semicircle rivet test fixture structural representation
Fig. 4 is the B-B cut-open view of Fig. 3
Among the figure: the fixedly connected bolt of 1-, the 2-left pressing plate, the 3-pressing plate is circular hole fixedly, and a 4-left side tightens up clamping plate, the 5-binding bolt, the 6-right side tightens up clamping plate, the right pressing plate of 7-, 8-base, 9-arcuate furrow
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Embodiment 1: oval head and sunk head rivet riveting test anchor clamps
A kind of aviation finished product rivet test fixture, comprise base 8, left pressing plate 2, right pressing plate 7, a left side tightens up clamping plate 4, the right side tightens up clamping plate 6, be processed with two screw holes respectively at the two ends of base 8, base 8 sides are processed with two through holes, the left pressing plate 2 and the right pressing plate 7 of fixing rivet are installed on base 8, in order to realize the rivet test of different length, left pressing plate 2 and right pressing plate 7 upper surfaces are processed into stepped, according to the size of the rivet that will test and the shape of rivet head, edge on left pressing plate 2 and right pressing plate 7 every layer of ladder is processed with the semicircle notch that conforms to the manufactured head shape, the edge that left pressing plate 2 and right pressing plate 7 have the semicircle notch connects, and the corresponding composition pressing plate of the semicircle notch of two pressing plates is circular hole 3 fixedly.Be processed with screw hole at left pressing plate 2 and right pressing plate 7 two ends, two pressing plates are fixed on the base 8 by fixedly connected bolt 1.Because in process of the test, forging and pressing meeting to rivet produces horizontal bulging force to the anchor clamps both sides, for avoiding producing the slit between left pressing plate 2 and the right pressing plate 7, be separately installed with in the both sides of anchor clamps that a left side tightens up clamping plate 4 and the right side tightens up clamping plate 6, a left side tightens up clamping plate 4 and the right side and tightens up clamping plate 6 sides and be processed with and corresponding two through holes of base 8 side through holes, and binding bolt 5 passes through hole on two clamping plate and the base 8 and a left side is tightened up clamping plate 4 and the right side tightens up clamping plate 6 and be fixed on the base 8.
The selected material of anchor clamps is the CrWMn steel, and this material has higher hardness and good toughness after standard heat treatment.Selecting hardness material higher and good toughness for use is in anchor clamps use, and prevents to cause the anchor clamps distortion because iron hammer impacts repeatedly.The band steel that the blank material is swaged into the CrWMn bar.Each assembly of anchor clamps is heat-treated each assembly after passing through the first one-step forming of machining in cabinet-type electric furnace, heat treating regime is 800～830 ℃ of oil of quenching, hardness HRC 〉=62.Each assembly after the thermal treatment polished by the design drawing size with the plain grinding grinding machine get final product.
Embodiment 2: semicircle rivet test fixture
On the one-piece construction basis of embodiment 1, the pressing plate that forms in the corresponding left pressing plate 2 of base 8 upper surfaces and 7 butt joints of right pressing plate fixedly is processed with arcuate furrow 9 in circular hole 3 places, tests with the riveted joint that adapts to the semicircle rivet.Other version is identical with embodiment 1.
The test of finished product rivet is to be used for verifying whether the anchor clamps of made have practicality.At first, according to specification, in the rivet hole of the anchor clamps correspondence of packing into, one or more rivets of at every turn can packing into are used hand hammer hammering rivet bar termination then, make it form heading, stop hammering when the rivet tail height is 0.4～0.5d with the finished product rivet of test usefulness.And making the heading upper surface for oval or circular, diameter is 1.5d～1.6d.After the finished product rivet test, turn bolt and screw disassembling anchor clamps take off rivet from anchor clamps, judge whether conformance with standard of rivet.
Claims (4)
1. an aviation is with finished product rivet test fixture, it is characterized in that, left pressing plate and right pressing plate are installed on base, described left pressing plate and right pressing plate upper surface are processed into stepped, edge on left pressing plate and every layer of ladder of right pressing plate is processed with semicircular notch, the edge that left pressing plate and right pressing plate have semicircular notch connects, and the corresponding composition pressing plate of the semicircular notch of two pressing plates is circular hole fixedly, is separately installed with in the both sides of anchor clamps that a left side tightens up clamping plate and the right side tightens up clamping plate.
2. a kind of aviation according to claim 1 is characterized in that with finished product rivet test fixture the pressing plate that corresponding left pressing plate of described base upper surface and the butt joint of right pressing plate form fixedly is processed with arcuate furrow in the circular hole place.
3. a kind of aviation according to claim 1 is characterized in that with finished product rivet test fixture the two ends of described base, left pressing plate and right pressing plate are processed with screw hole, and left pressing plate is bolted on the base by fixedlying connected with right pressing plate.
4. a kind of aviation according to claim 1 finished product rivet test fixture, it is characterized in that described base, a left side tighten up clamping plate and the right side and tighten up the clamping plate side and be processed with bolt hole, a left side tightens up clamping plate and the right side and tightens up clamping plate and be fixed on the base by binding bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202480296U CN201532336U (en) | 2009-11-12 | 2009-11-12 | Aeronautical finished rivet riveting test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202480296U CN201532336U (en) | 2009-11-12 | 2009-11-12 | Aeronautical finished rivet riveting test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201532336U true CN201532336U (en) | 2010-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202480296U Expired - Fee Related CN201532336U (en) | 2009-11-12 | 2009-11-12 | Aeronautical finished rivet riveting test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201532336U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742045A (en) * | 2013-12-27 | 2015-07-01 | 连云港冠钰精密工业有限公司 | Rivet flat die processing clamp |
| CN106816058A (en) * | 2017-03-02 | 2017-06-09 | 上海交通大学 | A kind of aircraft riveting fills the offline training set of work and Training Methodology |
| CN106846964A (en) * | 2017-03-02 | 2017-06-13 | 上海交通大学 | A kind of aircraft riveting fills work online training device and Training Methodology |
| CN107870122A (en) * | 2016-09-28 | 2018-04-03 | 桂林电子科技大学 | A kind of cross upset joint tensile test fixture that presses |
| CN110174305A (en) * | 2019-06-27 | 2019-08-27 | 中国航空工业标准件制造有限责任公司 | Hollow, semitubular rivet flaring test fixture |
-
2009
- 2009-11-12 CN CN2009202480296U patent/CN201532336U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742045A (en) * | 2013-12-27 | 2015-07-01 | 连云港冠钰精密工业有限公司 | Rivet flat die processing clamp |
| CN107870122A (en) * | 2016-09-28 | 2018-04-03 | 桂林电子科技大学 | A kind of cross upset joint tensile test fixture that presses |
| CN106816058A (en) * | 2017-03-02 | 2017-06-09 | 上海交通大学 | A kind of aircraft riveting fills the offline training set of work and Training Methodology |
| CN106846964A (en) * | 2017-03-02 | 2017-06-13 | 上海交通大学 | A kind of aircraft riveting fills work online training device and Training Methodology |
| CN106816058B (en) * | 2017-03-02 | 2019-10-08 | 上海交通大学 | A kind of aircraft is riveted the offline training device of work and Training Methodology |
| CN106846964B (en) * | 2017-03-02 | 2020-06-26 | 上海交通大学 | Online training device and training method for airplane riveting worker |
| CN110174305A (en) * | 2019-06-27 | 2019-08-27 | 中国航空工业标准件制造有限责任公司 | Hollow, semitubular rivet flaring test fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20131112 |