CN102141068A - Riveted structure and method thereof - Google Patents
Riveted structure and method thereof Download PDFInfo
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- CN102141068A CN102141068A CN 201010102964 CN201010102964A CN102141068A CN 102141068 A CN102141068 A CN 102141068A CN 201010102964 CN201010102964 CN 201010102964 CN 201010102964 A CN201010102964 A CN 201010102964A CN 102141068 A CN102141068 A CN 102141068A
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- rivet
- fish
- head
- fish eyelet
- diameter portion
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Abstract
The invention discloses a riveted structure and a method thereof. The structure is provided with a first element, a second element and a rivet; the first element is provided with a jointing end, an insertion space and two fish eye holes, wherein the insertion space invaginates from the jointing end; the two fish eye holes are respectively arranged at two sides coaxially; the two fish eye holes are communicated with the insertion space; each fish eye hole is provided with a large diameter part and a small diameter part; the second element is provided with an insertion end and a rivet hole, wherein the insertion end is butted with the insertion space; the insertion end penetrates into the rivet hole in side direction; the rivet passes through the two fish eye holes and the rivet hole so that the first element and the second element are riveted; the rivet is provided with a rod body and two head parts, wherein the two head parts are respectively at two ends of the rod body and the outer diameters of the two ends are greater than the that of the rod body; each head part is respectively tightly jointed with the large diameter part of each fish eye hole, wherein each large diameter part of each fish eye hole is provided with an annular groove along the circumference surface; and each head part is provided with a raised stuffing part along a circumference surface ring, and the raised stuffing part fills the annular groove tightly. According to the invention, the riveted structure has higher impact resistance, twisting resistance or vibration-proof strength, and the service life of the riveted structure is prolonged.
Description
Technical field
The present invention relates to a kind of riveted structure and method thereof, know clearly it, be meant a kind of tool equipment that is applied in, have the riveted structure and the method thereof of big join strength.
Background technique
At present, in the common mechanical equipment, riveted joint is one of connecting mode of using always.As requested, the number of the structural type of rivet, material, size, rivet and layout, with coupled combination and riveting method etc., different and different with purposes, as hand tools, sleeve, working machine or the like.See also shown in Figure 1, a kind of known riveted structure that is applied to sleeve, a rivet 10 ' inserts first sleeve 20 ' and second sleeve 30 ', this rivet 10 ' at least one end is pressed into rivet head and reaches riveted joint.
Consult shown in Figure 2ly simultaneously, this rivet 10 ' one end has a rivet head 12 ', connect a shaft 14 ' of this rivet head 12 ' and connect another rivet head (figure does not show) of establishing this shaft 14 ' opposite end.This rivet head 12 ' is installed with to a fish eyelet 22 ' that is opened in this first sleeve 20 ', and butt to shoulder face 24 ', and this shaft 14 ' then wears a pivot hole 32 ' of this second sleeve 30 '.This fish eyelet 22 ' common joggling.This rivet 10 ' forms slightly larger in diameter in this rivet head 12 ' of a minor diameter part of this fish eyelet 22 ' after the system of defeating of about 20-50 ton, this rivet head 12 ' side face usually can't be comprehensive fluid-tight engagement to this fish eyelet 22 ' inner peripheral surface, and form the slightly blunt edge 16 ' of reduction of a diametric plane, form a gap 26 ' with this fish eyelet 22 '.
Although known riveted structure has been reached the effect that links object, still be easy to generate loosening, and then reduce withstand shocks, the load-carrying ability of torsion or vibration; In addition, the loosening easier consumed power in use that cause in this gap 26 ' raises the cost.For example, be applied to air tool aforementioned sleeve, these air tool vibrations will significantly improve the loosening probability of known riveted structure, and common aforementioned sleeve reaches about 3000 when changeing at this pneumatic tool, and the situation of rivet head fracture promptly takes place.
Therefore, above-mentioned known technology still has inconvenient disappearance in fact, remains to be improved.
Summary of the invention
Main purpose of the present invention is to provide a kind of riveted structure and method thereof, can have higher shock-resistant, torsibility or vibration resistance intensity, prolongs the working life of riveted structure.
In order to achieve the above object, a kind of riveted structure provided by the present invention, it includes one first element, one second element and a rivet.This first element has a joint end, this joint end one of sets to the concave and to insert the space and respectively at these joint end both sides and coaxial two fish eyelets of offering certainly; Two these fish eyelets are communicated with this insertion space; Respectively this fish eyelet has a large-diameter portion and a minor diameter part.This second element has at least one pivot hole that one of the insertion space that is docked to this first element insertion end and side direction wear this insertion end.This rivet penetrates the pivot hole of two fish eyelets and this second element of this first element, and this first, second element is articulated; This rivet have a shaft and be divided into these shaft two ends and external diameter greater than two heads of shaft; Respectively the Department of this distinguishes the respectively large-diameter portion of this fish eyelet of fluid-tight engagement.Wherein, respectively the large-diameter portion of this fish eyelet more has an annular groove along side face one circle depression; Respectively this head more is protruding with a filling portion along side face one circle, closely tamps this annular groove.
Purpose is taken off with on reaching in the whence, the invention provides a kind of clinching method, and it comprises:
First, second element of purchasing; This first elements on either side is coaxial to offer first, second fish eyelet, and two these Yu Yan Kong Department interconnect; Wherein, this first fish eyelet has first large-diameter portion, first minor diameter part and along first annular groove of this first large-diameter portion side face, one circle depression; This second fish eyelet has second large-diameter portion, second minor diameter part and along second annular groove of this second large-diameter portion side face, one circle depression; This second component side is at least one pivot hole that is equipped with;
One rivet is worn this first fish eyelet, this pivot hole and this second fish eyelet in regular turn, and one of large-diameter portion, second end section of stretching out that makes the pre-System head of one of this rivet first end be located in this first fish eyelet convexedly stretches in outside this second fish eyelet;
High pressure is suppressed this section of stretching out of the rivet, makes it to be deformed into a head, and the large-diameter portion of this second fish eyelet of close packed, makes this second head along side face one circle distortion one filling portion be arranged simultaneously, closely to tamp this second annular groove; And
High pressure is suppressed the pre-System head of this rivet, makes it to be deformed into another head, and the large-diameter portion of this first fish eyelet of close packed, makes this first head along side face one circle distortion another filling portion be arranged simultaneously, closely to tamp this first annular groove.
Beneficial effect of the present invention: the resulting riveted structure of the present invention can have higher shock-resistant, torsibility or vibration resistance intensity, has prolonged the use longevity of riveted structure.
Description of drawings
Fig. 1 is that the sleeve of known riveted structure is used;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the partial sectional view of riveted structure of the present invention;
Fig. 4 is the partial sectional view of the preferred embodiment of riveted structure of the present invention;
Fig. 4 A is the partial enlarged drawing of Fig. 4;
Fig. 4 B is the top view of Fig. 4;
Fig. 5 A to Fig. 5 D is the making schematic representation of riveted structure of the present invention;
Fig. 6 is the flow chart of the preferred embodiment of clinching method of the present invention.
[primary component symbol description]
＜known
10 ': rivet, 12 ': rivet head, 14 ': shaft, 16 ': blunt edge, 20 ': the first sleeve, 22 ': fish eyelet, 24 ': the shoulder face, 26 ': the gap, 30 ': the second sleeve, 32 ': the pivot hole,
＜the present invention 〉
30: rivet, 31: shaft, 32: head, 321: filling portion, 322: non-flat full circle week, 33: prefabricated head, 34: the section of stretching out, 40: the first elements, 41: joint end, 42: fish eyelet, 421: large-diameter portion, 422: minor diameter part, 423: shoulder face, 424: annular groove, 43: insert the space, 50: the second elements, 51: insertion end, 52: pivot hole, 60: docking structure, 32a: first head, 321a: the first filling portion, 32b: second head, 321b: the second filling portion, 42a: first fish eyelet, 421a: large-diameter portion, 422a: minor diameter part, 423a: shoulder face, 424a: first annular groove, 42b: second fish eyelet, 421b: large-diameter portion, 422b: minor diameter part, 424b: second annular groove, F: high pressure, 70: spanner, 71: lever, 72: head, 73: fish eyelet, 734: annular groove, 74: perforation, 80: rivet, 81: shaft, 82: riveted joint.
Embodiment
Be the effect that makes your juror further understand purpose of the present invention, feature and to be reached, below lift a preferred embodiment of the present invention now, and after cooperating diagram to be described in more detail in.
Riveted structure of the present invention is a rivet that has a pair of access node structure and be used for connecting this docking structure.This docking structure respectively is provided with a fish eyelet coaxially in both sides, and this two fish eyelet is to interconnect, and docking structure is one first element, one second element that comprises mutual butt joint at least.See also shown in Figure 3ly, it discloses docking structure 60 and has the both sides that first element 40 that is pivoted mutually and second element, 50, two fish eyelets 42 are located at this first element 40.It mainly is: two fish eyelets are divided into the both sides of a pair of access node structure 60, and can allow a rivet 30 to wear this docking structure 60.
As shown in Figure 4.This first element 40 has a joint end 41, one inserts space 43 and respectively in joint end 41 both sides and coaxial two fish eyelets of offering 42 from what joint end 41 set to the concave.Two fish eyelets 42 are communicated with insertion space 43; The annular groove 424 that each fish eyelet 42 has a large-diameter portion 421, a minor diameter part 422, the shoulder face 423 between large-diameter portion 421 and minor diameter part 422 and caves in along this large-diameter portion 421 side faces one circle.
This rivet 30 is the pivot holes 52 that penetrate two fish eyelets 42 with this second element 50 of this first element 40, and this first element 40 and this second element 50 are articulated; This rivet 30 has a shaft 31 and divides and is located at these shaft 31 two ends and external diameter two heads 32 greater than shaft 31.Each head 32 is large-diameter portion 421 and shoulder faces 423 of each fish eyelet 42 of fluid-tight engagement respectively; And each head 32 more is protruding with a filling portion 321 along side face one circle, with the annular groove 424 that closely tamps fish eyelet 42.
Consult Fig. 4 A simultaneously, annular groove 424 is to be formed at large-diameter portion 421 in abutting connection with shoulder face 423 places, and can to make the diameter of annular groove 424 be the maximum diameter of hole of large-diameter portion 421, and filling portion 32 is embedded in conjunction with this annular groove 424, increase area of contact therebetween, improve the adhesive strength of this riveted structure; Simultaneously, but the also minor diameter part 422 of each fish eyelet 42 of fluid-tight engagement of shaft 31.In addition, filling portion 32 can further be welded to annular groove 424, more improves the anti-rupture strength of this riveted structure.
Again, shown in Fig. 4 B, the surface of each head 32 and each fish eyelet 42 junction points are to present an irregular and non-just non-flat full circle week 322 of circle because of the high pressure compacting.
See also Fig. 5 A to Fig. 5 D, be the making schematic representation of the preferred embodiment of the riveted structure of Fig. 3; Consult the flow chart of Fig. 6 simultaneously.
Step S10: a pair of access node structure 60 of purchasing; Docking structure 60 comprises two independently one first element 40, one second elements 50 mutually; Docking structure 60 both sides have a fish eyelet respectively.Each fish eyelet has a large-diameter portion, a minor diameter part, the shoulder face between this large and small footpath portion and first annular groove of large-diameter portion side face one circle depression.
Step S12 mainly wears a pair of access node structure with a rivet 30, makes prefabricated 33 of rivet 30 first ends be installed with the large-diameter portion of a fish eyelet therein, the section of stretching out of second end protrudes out outside another fish eyelet.
In this preferred embodiment, two these fish eyelets are to be the first fish eyelet 42a that is located at these first element, 40 both sides and the second fish eyelet 42b.Be with, step S 12 will more be subdivided into: rivet 30 is worn the first fish eyelet 42a of this first element 40, a pivot hole 52 of this second element 50 and the second fish eyelet 42b of this first element 40 in regular turn.
Therefore, the more detailed configuration state of step S12 is as follows:
One prefabricated 33 large-diameter portion 421a that is located in the first fish eyelet 42a of these rivet 30 first ends, this prefabricated 33 and butt are to the shoulder face 423a of this first fish eyelet 42a;
The shaft 31 of this rivet 30 pass in regular turn this first fish eyelet 42a minor diameter part 422a, this pivot hole 52, with the large and small footpath 421b of portion, the 422b of this second fish eyelet 42b; And
One section of stretching out 34 of second end of rivet 30 convexedly stretches in outside the second fish eyelet 42b.
Step S14: with the section of stretching out 34 of high pressure F pressed rivet 30, make it to be deformed into the second head 32b, and the large-diameter portion 421b of the close packed second fish eyelet 42b, closely the butt second fish eyelet 42b shoulder 423b, make the second head 32b one second 321b of filling portion be arranged simultaneously, closely to tamp the one second annular groove 424b that is arranged with along large-diameter portion 421b side face one circle of the second fish eyelet 42b along side face one circle distortion.
Wherein, this high pressure F is at least 100 tons and is preferable enforcement aspect.Again, provide the riveting equipment of high pressure also not limit to its technical application, for example, can be and grind pendulum riveted joint or radial rivet.
At this moment, the surface of the second head 32b and the second fish eyelet 42b large-diameter portion 421b junction point, be because of the high pressure compacting, produce one and present the irregular and non-just non-flat full circle week of circle that these structures also can improve the adhesive strength of this second head 32b and this second fish eyelet 42b.
Step S16: with prefabricated 33 of high pressure F pressed rivet 30, make it to be deformed into the first head 32a, and the large-diameter portion 421a of this first fish eyelet of close packed 42a, make this first head 32a one first 321a of filling portion be arranged simultaneously, closely to tamp along one first annular groove 424a of the large-diameter portion 421a side face one circle depression of this first fish eyelet 42a along side face one circle distortion.
Same with step S14, this high pressure F is at least 100 tons.
Same with step S14, the surface of this first head 32a and this first fish eyelet 42a large-diameter portion 421a junction point are to present an irregular and non-just non-flat full circle week of circle because of the high pressure compacting.
Be with, step S10 to S16 can reach riveted structure of the present invention.
This clinching method can more comprise step S18: high temperature heating aforementioned structure, make the small tissue of the 321a of these filling portions, 321b be welded to these annular grooves 424a, 424b, by this as-welded, make the head and the tight also secure bond of fish eyelet of rivet, more improve the adhesive strength of this riveted structure.
This step S18 also can make originally, and fluid-tight engagement also produces the small welding of organizing to these heads 32a, the 32b of these large- diameter portions 421a, 421b; Or further make this shaft 31 also be welded to these minor diameter parts 422a, 422b.
When metallic material was subjected to the active force of repetitiousness variation, as easy as rolling off a log generation fatigue ruption can't be predicted again in advance.Because the metallic material of this riveted structure of the present invention is also unrestricted; Press, the fatigue strength of metallic material can be adjusted by heat treatment.Therefore, this step S18 can adjust this riveted structure metallographic structure, eliminate and to add the internal stress that produces man-hour or to make effect such as surface hardening, can further improve the anti-rupture strength of this riveted structure.
This high temperature is about more than 900 ℃, or preferably is about 950 ℃; Temperature range and metallic material are more closely related.
This clinching method can more comprise step S20: these heads 32a, the 32b of processing aforementioned structure, make it the surface with these fish eyelets 42a, 42b is rough flushes, and enlarges the applicability of this riveted structure.
Aforementioned processing method comprises turning at least, grinds one of them.
Riveted structure of the present invention and method thereof mainly are to solve the riveting intensity deficiency of rivet in fish eyelet, and its main purpose is to have higher shock-resistant, torsibility or vibration resistance intensity, prolongs the working life of riveted structure.Rivet head and fish eyelet closely and secure bond make this riveted structure tool high bond strength, and in use easier transmission torsion improves utilization efficiency and then reduces cost.This riveted structure is applicable to air tool sleeve riveted joint, and it can bear this pneumatic tool and reach 5000 commentaries on classics at least, and the side produces fracture.Compare with known riveted structure, reach really and improve purpose.
On to take off all embodiments only be in order to explanation the present invention and unrestricted.
In sum, riveted structure of the present invention and method thereof, simple in structure, easy operating; The conjugation grade that it is intended to increase rivet and fish eyelet improves the anti-rupture strength of this riveted structure, also improves transmission efficiency, the meaning ware initiate structure, the tool progressive, really closing must part in patent of invention, files an application in accordance with the law.
Claims (11)
1. riveted structure, it comprises:
One first element, have a joint end, certainly this joint end set to the concave one insert the space and respectively in these joint end both sides and coaxial two fish eyelets of offering; Two these fish eyelets are communicated with this insertion space; Respectively this fish eyelet has a large-diameter portion and a minor diameter part;
One second element has an insertion end in the insertion space that is docked to this first element and at least one pivot hole that side direction wears this insertion end; And
One rivet, the pivot hole that it penetrates two fish eyelets and this second element of this first element articulates this first, second element; This rivet has a shaft and divides and is located at these shaft two ends and external diameter two heads greater than shaft; Respectively this head is the respectively large-diameter portion of this fish eyelet of difference fluid-tight engagement;
It is characterized in that:
The large-diameter portion of each described fish eyelet more has an annular groove along side face one circle depression;
Each described head more is protruding with a filling portion along side face one circle, closely tamps this annular groove.
2. riveted structure according to claim 1 is characterized in that: the diameter of described annular groove is the maximum diameter of hole of this large-diameter portion.
3. riveted structure according to claim 1 is characterized in that: each described fish eyelet has more the shoulder face between this large and small footpath portion, and this annular groove is in abutting connection with this shoulder face.
4. according to each described riveted structure in the claim 1 to 3, it is characterized in that: described filling portion be in this annular groove with this first element welding.
5. riveted structure according to claim 4 is characterized in that: the surface of each described head is to present an irregular and non-just non-flat full circle week of circle with this fish eyelet junction point respectively.
6. clinching method comprises:
First, second element of purchasing; This first elements on either side is coaxial to offer first, second fish eyelet, and two these fish eyelets are to interconnect; Wherein, this first fish eyelet has first large-diameter portion, first minor diameter part and along first annular groove of this first large-diameter portion side face, one circle depression; Second annular groove that this second fish eyelet has second large-diameter portion, second minor diameter part and caves in along this second large-diameter portion side face, one circle; This second component side is at least one pivot hole that is equipped with;
One rivet is worn this first fish eyelet, this pivot hole and this second fish eyelet in regular turn, make a prefabricated head of this rivet first end be installed with large-diameter portion, the section of stretching out of second end convexedly stretches in outside this second fish eyelet at this first fish eyelet;
High pressure is suppressed the section of stretching out of this rivet, makes it to be deformed into a head, and the large-diameter portion of this second fish eyelet of close packed, makes this second head along side face one circle distortion one filling portion be arranged simultaneously, closely to tamp this second annular groove; And
High pressure is suppressed the prefabricated head of this rivet, makes it to be deformed into another head, and the large-diameter portion of this first fish eyelet of close packed, makes this first head along side face one circle distortion another filling portion be arranged simultaneously, closely to tamp this first annular groove.
7. clinching method according to claim 6 is characterized in that: the pressure that described high pressure is at least 100 tons.
8. clinching method according to claim 6 is characterized in that: more comprise after the high pressure pressed rivet: high temperature heating aforementioned structure makes these filling portions be welded to these annular grooves.
9. described according to Claim 8 clinching method is characterized in that: described high temperature is about 950 ℃.
10. according to each described clinching method of claim 6 to 9, it is characterized in that: each described fish eyelet has more the shoulder face between this large and small footpath portion, and this clinching method more comprises before wearing rivet: annular grooves such as formation are adjacent to this shoulder face place at the large-diameter portion of these fish eyelets.
11. according to each described clinching method in the claim 6 to 9, it is characterized in that: described rivet more comprises after making head: heads such as processing make its surface, and fish eyelet is rough flushes with grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010102964 CN102141068B (en) | 2010-01-29 | 2010-01-29 | Riveted structure and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010102964 CN102141068B (en) | 2010-01-29 | 2010-01-29 | Riveted structure and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102141068A true CN102141068A (en) | 2011-08-03 |
| CN102141068B CN102141068B (en) | 2013-06-19 |
Family
ID=44408800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010102964 Expired - Fee Related CN102141068B (en) | 2010-01-29 | 2010-01-29 | Riveted structure and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102141068B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518630A (en) * | 2011-12-16 | 2012-06-27 | 南京航空航天大学 | Engineering ceramic structure connection method on basis of titanium alloy rivets |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3958389A (en) * | 1968-03-01 | 1976-05-25 | Standard Pressed Steel Co. | Riveted joint |
| JP3330982B2 (en) * | 1992-08-21 | 2002-10-07 | 東北パイオニア株式会社 | Riveting joint caulking method |
| US5690459A (en) * | 1996-05-29 | 1997-11-25 | Textron Inc. | Plate and riveted stud assembly |
| BR0308971A (en) * | 2002-04-04 | 2005-01-11 | Tox Pressotechnik Gmbh | Composite assembly process and tool |
| CN100513005C (en) * | 2005-11-16 | 2009-07-15 | 深圳市比克电池有限公司 | Pallet part riveting device and method for riveting the pallet using the device |
-
2010
- 2010-01-29 CN CN 201010102964 patent/CN102141068B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518630A (en) * | 2011-12-16 | 2012-06-27 | 南京航空航天大学 | Engineering ceramic structure connection method on basis of titanium alloy rivets |
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| Publication number | Publication date |
|---|---|
| CN102141068B (en) | 2013-06-19 |
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