CN107061455A - A kind of two-sided pulling rivet of leakproof and two-sided it is fastenedly connected method - Google Patents
A kind of two-sided pulling rivet of leakproof and two-sided it is fastenedly connected method Download PDFInfo
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- CN107061455A CN107061455A CN201710245750.9A CN201710245750A CN107061455A CN 107061455 A CN107061455 A CN 107061455A CN 201710245750 A CN201710245750 A CN 201710245750A CN 107061455 A CN107061455 A CN 107061455A
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- Prior art keywords
- rivet
- section
- riveted
- sealing ring
- collar
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 67
- 230000005489 elastic deformation Effects 0.000 claims description 9
- 238000009499 grossing Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 150000008363 butyronitriles Chemical class 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003000 extruded plastic Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/04—Rivets; Spigots or the like fastened by riveting
- F16B19/06—Solid rivets made in one piece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/02—Riveting procedures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B19/00—Bolts without screw-thread; Pins, including deformable elements; Rivets
- F16B19/008—Bolts without screw-thread; Pins, including deformable elements; Rivets with sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a kind of two-sided pulling rivet of leakproof and two-sided it is fastenedly connected method, including rivet, the collar and sealing ring, the rivet is made up of rivet cap head and staking bar, the termination of the staking bar and the inner face of rivet cap head are formed in one structure, on the inner face of the rivet cap head ring groove is provided with around staking bar, the sealing ring, which is arranged in ring groove, plays sealing function when being fastenedly connected, and the collar is set on staking bar and will be riveted part by riveting and link together.By eliminating the gap between gap and rivet cap head and connected piece between rivet hole and rivet, and use special construction design to be fitted close with seal, reach the purpose of leakproof.It has bonding strength high, and anti-leakage is good, and resistance to corrosion is strong, the features such as being easily installed.
Description
Technical field
The present invention relates to a kind of riveting component field, and in particular to a kind of two-sided pulling rivet of leakproof and the two-sided side of being fastenedly connected
Method.
Background technology
Rivet be used to multiple workpiece being fastened to one another.That is for example applied on SQ6 type railway truck roofs is general
Logical staking (such as Fig. 1), although the close sturdy structural strength of part is riveted after riveting well, but due to being riveted part and rivet contact
Roughness, the unevenness in face etc. influence, and are constantly present the gap that hydrone can be passed through, therefore can be formed in the environment such as rainwater
Leak, the phenomenon of roof leaking.
In addition, existing leakproof rivet (such as Fig. 1-1 and Fig. 1-2), riveted structure is not suitable for structural member riveting, compress
Power is acted directly on sealing ring, and being easily caused sealing ring aging under the effect of long-term axial fatigue produces leakage, sealing ring quilt
Leak cruelly in outside, easy aging or scuffing, cause leakage.
The content of the invention
The purpose of the present invention is to be to overcome prior art not enough, it is therefore intended that provide a kind of two-sided side of being fastenedly connected of leakproof
Method and the two-sided pulling rivet of leakproof, solve existing pulling rivet sealing and anti-leakage deficiency, there is fit clearance, riveting between rivet and riveted holes
Follow closely and be riveted part plane and there is riveting gap, the problem of seepage, water clock easily occur.
The present invention is achieved through the following technical solutions：
A kind of two-sided pulling rivet of leakproof, including rivet, the collar and sealing ring, the rivet is by rivet cap head and staking bar structure
It is formed in one structure into, the termination of the staking bar and the inner face of rivet cap head, ring on the inner face of the rivet cap head
Ring groove is provided with around staking bar, the sealing ring is arranged in ring groove and sealing function is played when being fastenedly connected, described
The collar is set on staking bar will be riveted part and be linked together by riveting.
Further, the staking bar is from rivet cap head connection end, being divided into light bar segment, locking slot section, breaking
Groove section and afterbody kerve section.
Further, the light bar segment is that polished rod structure is riveted in the riveted holes of part for running through；The collar is squeezed
Compactibility deformation is stung tight in locking slot section；The groove section of breaking is with fluted, after rivet is fastened, the afterbody kerve section
Separated by groove fracture with locking slot section；The afterbody kerve section is channel bar structure, and the afterbody kerve section is used for and riveting
Device is used cooperatively.
Further, the ring groove section is U-shape structure, and the sealing ring cross-section is U-shape structure or O-shaped, described
Ring groove is interference fitted with sealing ring.
Further, there is a transition shoulder between ring groove inner ring wall mouthful side and light bar segment are cylindrical.
Further, the ring groove inner ring wall and light bar segment periphery are in smoothing junction, the ring groove outer shroud
Wall with
The inner face angle of rivet cap head does fillet processing.
Further, sealing ring uses quality of rubber materials, is such as sealed using EPDM sealing ring or oil-leakage-prevention hydrogenated butyronitrile
Circle, sealing ring uses the leakproofing material with certain elasticity.
The present invention is realized by following another technical schemes：
A kind of leakproof is two-sided to be fastenedly connected method, including step：
A) rivet for being cased with sealing ring is inserted and be riveted in the riveted holes of part, with the collar is got ready, prepare to install；
B) start the afterbody kerve section that the lobe in riveting machine switch, riveting machine bites rivet, force rivet to move out,
Clincher tool is moved inwards, extrudes the collar, and promotion is riveted part, and rivet, which continues to move out, makes sealing ring occur elastic deformation,
Sealing ring fills up the gap being riveted between part and rivet cap head, while the inner face for being riveted part with rivet cap head is contacted, set
Ring starts to be plastically deformed in gun barrel section, stings tight rivet；
C) gun barrel of riveting machine continues to move inwards, extrudes the collar, is completed until the collar is plastically deformed；
D) gun barrel of riveting machine is contacted with being riveted part lower edge, and the lobe in riveting machine bites rivet and continues to exert a force, and compels
Make rivet break groove section to be plastically deformed, until fracture, completes riveting.
The present invention compared with prior art, has the following advantages and advantages：
A kind of two-sided pulling rivet of leakproof of the present invention be on the basis of common pulling rivet, by eliminate rivet hole and rivet it
Between gap and rivet cap head and connected piece between gap, and use special construction design with seal be fitted close,
Reach the purpose of leakproof.It has bonding strength high, and anti-leakage is good, and resistance to corrosion is strong, the features such as being easily installed；
Using a kind of two-sided pulling rivet structure design of leakproof of the invention, there is one closely to match somebody with somebody with seal at rivet cap head end
The concave groove of conjunction, fit seal, the aging more for seal and elastic deformation amount while rain-tight is taken into full account
Depth excavation is carried out, can not only keep enough clamping forces to reach rain-tight, improve anti-corrosion capability, not destroy making for rivet also
With the life-span, while when rivet produces vibration with being riveted part, the advantage of the decay rivet vibration frequency is had more on microcosmic, really
Protect rivet and be riveted part and do not produce relative vibration.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is common riveted structure schematic diagram；
Fig. 1-1 is the riveted structure schematic diagram of existing leakproof rivet；
Fig. 1-2 is the existing riveted structure schematic diagram with sealing ring leakproof rivet；
Fig. 2 is a kind of structural representation of the two-sided pulling rivet of leakproof of the invention；
Fig. 3 is a kind of riveting status structural representation of the two-sided pulling rivet of leakproof of the invention；
Fig. 4 is a kind of completion riveting status structural representation of the two-sided pulling rivet of leakproof of the invention；
Fig. 5 is the structural representation of sealing ring state amplification in Fig. 4 of the present invention；
Fig. 6 is the structural representation of rivet in the embodiment of the present invention 2；
Fig. 6-1 is the mplifying structure schematic diagram of ring groove in Fig. 6 of the present invention；
Fig. 7 is the structural representation of rivet in the embodiment of the present invention 3；
Fig. 7-1 is the mplifying structure schematic diagram of ring groove in Fig. 7 of the present invention；
Fig. 8 implements a kind of installment state structural representation Fig. 1 of the 2 two-sided pulling rivet of leakproof for the present invention；
Fig. 8-1 is the structural representation of sealing ring in Fig. 8 of the present invention；
Fig. 9 implements a kind of installment state structural representation Fig. 2 of the 2 two-sided pulling rivet of leakproof for the present invention；
Fig. 9-1 is the structural representation of sealing ring in Fig. 9 of the present invention；
Figure 10 implements a kind of installment state structural representation Fig. 1 of the 3 two-sided pulling rivet of leakproof for the present invention；
Figure 11 implements a kind of installment state structural representation Fig. 2 of the 3 two-sided pulling rivet of leakproof for the present invention；
Figure 12 is the natural structural representation of sealing ring of the present invention；
Figure 13 is that the sealing ring in the embodiment of the present invention 2 is mounted rear extrusion structure schematic diagram；
Figure 14 is that the sealing ring in the embodiment of the present invention 3 is mounted rear extrusion structure schematic diagram；
Mark and corresponding parts title in accompanying drawing：
1- rivets, the 2- collars, 3- sealing rings, 4- rivet cap heads, 5- staking bars, 6- ring grooves, 7- light bar segments, 8- lockings
Groove section, 9- breaks groove section, and 10- afterbodys kerve section, 11- is riveted part, 12- riveted holes, 13- riveting machines, 14- lobes, 15- rifles
Cylinder, 16- inner ring wall mouthful side.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment and its explanation of the invention is only used for explaining the present invention, does not make
For limitation of the invention.
Embodiment
As shown in Fig. 2-5,12, a kind of two-sided pulling rivet of leakproof of the invention, including rivet 1, the collar 2 and sealing ring 3, rivet
1 is made up of rivet cap head 4 and staking bar 5, and staking bar 5 uses integrated formed structure, the inner face of rivet cap head 4 with rivet cap head
The upper staking bar 5 that surround is provided with ring groove 6, and sealing ring 3, which is arranged in ring groove 6, plays connection sealing work when being fastenedly connected
Part 11 will be riveted by rivet 1 and be fastenedly connected by being set in, the collar 2 on staking bar 5.Thimble structure uses existing collar knot
Structure.
Staking bar 5 is from the connection end of rivet cap head 4, being divided into polished rod 7, locking slot section 8, breaking groove section 9 and afterbody
Kerve section 10.
Light bar segment 7 is that polished rod structure is riveted in the riveted holes 12 of part 11 for running through；Locking slot section 8 is channel bar structure,
The collar 2 is extruded plastic deformation and stings tight in locking slot section 8；Groove section 9 is broken with fluted, after rivet 1 is fastened, tail
Portion's kerve section 10 is broken by groove to be separated with locking slot section 8；Afterbody kerve section 10 is also channel bar structure, and afterbody kerve section 10 is used
Used cooperatively when installing with riveting machine 13.The section of ring groove 6 is U-shape structure, and the section of sealing ring 3 is also U-shape structure or O-shaped
Structure, ring groove is interference fitted with sealing ring.Rivet cap head 4 carries groove, by being interference fitted energy with the inner ring of sealing ring 3
Enough fix seal, it is to avoid seal departs from groove in riveting process and produces extra work.Meanwhile, groove reserves seal bullet
Property deflection, it is to avoid seal riveting process by destruction reduce seal properties of product.Sealing ring 3 can use rubber
In EPDM sealing ring or oil-leakage-prevention hydrogenated butyronitrile sealing ring, with certain elastic leakproofing material.
A kind of two-sided pulling rivet of leakproof is a kind of specifically for the similar object for being exposed in rainwater and requiring to have protection demand
And the product developed, it can protect the outer surface rainwater of connected piece by riveting the infiltration of interporal lacuna, additionally it is possible to seal up
The reserved riveting gap and fit clearance between riveted holes and rivet of part is riveted, this connected mode can be protected exposed to rain
The riveting gap for being riveted part presence and fit clearance in water, ensure expected clamping force again.Occurs elasticity by seal
Riveting gap and the fit clearance for deforming to seal up rivet Yu be riveted part, reach leakproof and impermeable effect.So not
But solve rivet gap leakage problems, moreover it is possible to which that saves rivet gap seepage encapsulation process and additionally produce is artificial
Cost, it is ensured that production efficiency is improved while construction quality.
Embodiment 2
As shown in Fig. 6,6-1,8,8-1,9,9-1,13, a kind of two-sided pulling rivet of leakproof of the invention, on the basis of embodiment 1
On, in the presence of a transition shoulder between ring groove (6) the inner ring wall mouthful side (16) and light bar segment (7) are cylindrical.Transition bench
Rank typically takes 0.4mm-4mm.Pass through the inner of the rivet cap head 4 between the internal ring wall anchor ring of ring groove 6 and light bar segment anchor ring
A ring-type platform is left on face, is used primarily on the parts with higher leakproof waterproof requirement, it is to avoid sealing ring directly with
Riveted holes EDGE CONTACT, reduces riveting bore edges (acute angle) and the shear fatigue effect of sealing ring is made, reduce sealing ring and broken
Bad risk, improves service life.
It is close under thrust effect using present invention riveting when being riveted product there is higher leakproof requirement relatively
Elastic deformation (deflection is 5%-35%) occurs in limited matrix space for sealing, forms a close water isolating and leakage-proof band
Sealing effectiveness is reached, the Seepage being riveted between part and rivet is eliminated.Deformation contrast signal before and after seal riveting is such as
Figure 12 and 13.
Leakproof is two-sided to be fastenedly connected method, including step：
A) rivet 1 for being cased with sealing ring 3 is inserted and be riveted in the riveted holes 12 of part 11, with the collar 2 is got ready, prepare peace
Dress；
B) start riveting machine 13 to switch, riveting machine 13 is existing structure, this specification no longer describes structure in detail, not at this
The protection domain of invention, can also realize that the lobe 14 in installation, riveting machine 13 bites rivet 1 using the riveting machine of identical function
Afterbody kerve section 10, forces rivet 1 to move out, riveting machine is moved inwards, extrudes the collar 2, promotion, which is riveted part 11, makes sealing
Elastic deformation occurs for circle 3, and sealing ring 3 fills up the gap being riveted between part 11 and rivet cap head 4, while being riveted part 11 and riveting
The inner face contact of the head of a nail first 4, the collar 2 starts to be plastically deformed in 15 sections of gun barrel, stings tight rivet 1；
C) riveting machine 13 continues to move inwards, extrudes the collar, is completed until the collar 2 is plastically deformed；
D) gun barrel 15 of riveting machine 13 is contacted with being riveted the lower edge of part 11, and the lobe 14 in riveting machine 13 bites rivet 1
Continue to exert a force, force rivet 1 to break groove section 9 and be plastically deformed, until fracture, completes riveting.
Embodiment 3
As shown in Fig. 7,7-1,10,11,14, a kind of two-sided pulling rivet of leakproof of the invention, on the basis of embodiment 1, ring
The inner ring wall of type groove 6 is in smoothing junction with the periphery of light bar segment 7, and the outer shroud wall of ring groove 6 and the inner face of rivet cap head 4 are pressed from both sides
Do fillet processing in angle.When staking bar 5 and riveted holes 12 cooperation gap than it is larger when, the inner ring wall of ring groove 6 and light bar segment 7
Avoid the need for staying ring-type platform between periphery, the inner ring wall of ring groove 6 is in smoothing junction with the periphery of light bar segment 7, in sealing ring 3
During extruding, by extruding, the inside edge of sealing ring 3 can be got into gap and play sealing function, meanwhile, the outer shroud wall of ring groove 6
Fillet processing is done with the inner face angle of rivet cap head 4, when sealing ring 3 is extruded, by extruding, the outer edge of sealing ring 3 can quilt
The gap got between the inner face of fillet and rivet cap head 4, can thus expand the lower surface of sealing ring 3 and be riveted on part 11
Sealing area between face, is conducive to sealing and anti-leakage.
Being riveted part and rivet gap cooperation anti-leakage can not meet when requiring, using present invention riveting, clamp masterpiece
Under, elastic deformation (deflection is 5%-35%) occurs in limited matrix space for seal, reaches sealing effectiveness, eliminates
It is riveted the Seepage between part and rivet.Deformation contrast signal such as Figure 12 and 14 before and after seal riveting.
Leakproof is two-sided to be fastenedly connected method, including step：
A) rivet 1 for being cased with sealing ring 3 is inserted and be riveted in the riveted holes 12 of part 11, with the collar 2 is got ready, prepare peace
Dress；
B) start riveting machine 13 to switch, the lobe 14 in riveting machine 13 bites the afterbody kerve section 10 of rivet 1, forces rivet
1 is moved out, and riveting machine is moved inwards, and clincher tool is moved inwards, extrudes the collar 2, promotion, which is riveted part 11, sends out sealing ring 3
Raw elastic deformation, sealing ring 3 fills up the gap being riveted between part 11 and rivet cap head 4, while being riveted part 11 and rivet cap
First 4 inner face contact, the collar 2 starts to be plastically deformed in 15 sections of gun barrel, stings tight rivet 1；
C) riveting machine 13 continues to move inwards, is completed until the collar 2 is plastically deformed；
D) gun barrel 15 of riveting machine 13 is contacted with being riveted the lower edge of part 11, and the lobe 14 in riveting machine 13 bites rivet 1
Continue to exert a force, force rivet 1 to break groove section 9 and be plastically deformed, until fracture, completes riveting.
Embodiment 4
As represented in figures 1 through 14, leakproof is two-sided is fastenedly connected method, including step：
A) rivet 1 for being cased with sealing ring 3 is inserted and be riveted in the riveted holes 12 of part 11, with the collar 2 is got ready, prepare peace
Dress；
B) start riveting machine 13 to switch, the lobe 14 in riveting machine 13 bites the afterbody kerve section 10 of rivet 1, forces rivet
1 is moved out, and riveting machine is moved inwards, and clincher tool is moved inwards, extrudes the collar 2, promotion, which is riveted part 11, sends out sealing ring 3
Raw elastic deformation, sealing ring 3 fills up the gap being riveted between part 11 and rivet cap head 4, while being riveted part 11 and rivet cap
First 4 inner face contact, the collar 2 starts to be plastically deformed in 15 sections of gun barrel, stings tight rivet 1；
C) riveting machine 13 continues to move inwards, is completed until the collar 2 is plastically deformed；
D) gun barrel 15 of riveting machine 13 is contacted with being riveted the lower edge of part 11, and the lobe 14 in riveting machine 13 bites rivet 1
Continue to exert a force, force rivet 1 to break groove section 9 and be plastically deformed, until fracture, completes riveting.
A kind of two-sided pulling rivet of leakproof is a kind of specifically for the similar object for being exposed in rainwater and requiring to have protection demand
And the product developed, it can either protect the part that is riveted in rainwater or hydraulic oil to rivet gap and cooperation with pulling rivet
Gap, while also ensuring expected clamping force.Occur elastic deformation by seal to seal up rivet and be riveted part
Gap is riveted, leakproof is reached and impermeable effect.So not only solve rivet gap leakage problems, moreover it is possible to save riveting
The cost of labor that nail rivets gap seepage encapsulation process and additionally produced, it is ensured that production efficiency is improved while construction quality.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. all should be included
Within protection scope of the present invention.
Claims (8)
1. a kind of two-sided pulling rivet of leakproof, including rivet (1), the collar (2) and sealing ring (3), it is characterised in that the rivet
(1) it is made up of rivet cap head (4) and staking bar (5), the termination of the staking bar (5) is one with the inner face of rivet cap head (4)
On forming structure, the inner face of the rivet cap head (4) ring groove (6), the sealing ring are provided with around staking bar (5)
(3) it is arranged on and sealing function is played when ring groove (6) inherence is fastenedly connected, the collar (2), which is set on staking bar (5), leads to
Cross riveting and will be riveted part (11) and link together.
2. the two-sided pulling rivet of a kind of leakproof according to claim 1, it is characterised in that the staking bar (5) from rivet
Cap head (4) connection end is risen, and is divided into light bar segment (7), locking slot section (8), is broken groove section (9) and afterbody kerve section (10).
3. the two-sided pulling rivet of a kind of leakproof according to claim 2, it is characterised in that the light bar segment (7) is polished rod knot
Structure is used for interior through the riveted holes (12) for being riveted part (11)；The locking slot section (8) is channel bar structure, the collar (2) quilt
Extruding occurs plastic deformation and stings tight in locking slot section (8)；The groove section (9) of breaking is with fluted, when rivet (1) is fastened
Afterwards, the afterbody kerve section (10) is broken by groove separates with locking slot section (8)；The afterbody kerve section (10) is also channel bar
Structure, coordinates when the afterbody kerve section (10) is used to install with riveting machine (13).
4. the two-sided pulling rivet of a kind of leakproof according to claim 3, it is characterised in that ring groove (6) section is U
Type structure, sealing ring (3) section is U-shape structure or O-shaped, and the ring groove is interference fitted with sealing ring.
5. a kind of two-sided pulling rivet of leakproof according to claim 4, it is characterised in that ring groove (6) internal ring wall
There is a transition shoulder between face mouthful side (16) and light bar segment (7) are cylindrical.
6. a kind of two-sided pulling rivet of leakproof according to claim 4, it is characterised in that ring groove (6) internal ring wall
Face is in smoothing junction with ladder guide section (7) periphery, ring groove (6) the outer shroud wall and the inner face of rivet cap head (4)
Angle does fillet processing.
7. a kind of two-sided pulling rivet of leakproof according to claim any one of 1-6, it is characterised in that the sealing ring (3)
Using quality of rubber materials.
8. a kind of leakproof is two-sided to be fastenedly connected method, it is characterised in that including step：
A) rivet (1) for being cased with sealing ring (3) is inserted and be riveted in the riveted holes (12) of part (11), it is accurate with the collar (2) is got ready
It is standby to install；
B) start the afterbody kerve section (10) that the lobe (14) in riveting machine (13) switch, riveting machine (13) bites rivet (1), compel
Move out rivet, clincher tool is moved inwards, the extruding collar (2), promotion is riveted part (11), and rivet continues to move out
(11) sealing ring (3) is made to occur elastic deformation, sealing ring (3) fills up the gap being riveted between part (11) and rivet cap head (4),
It is riveted part (11) simultaneously to contact with the inner face of rivet cap head (4), the collar (2) starts that plasticity change occurs in gun barrel (15) section
Shape, stings tight rivet (1)；
C) gun barrel (15) of riveting machine (13) continues to move inwards, the extruding collar (2), is completed until the collar (2) is plastically deformed；
D) gun barrel (15) of riveting machine (13) is contacted with being riveted part (11) lower edge, and the lobe (14) in riveting machine (13) is bitten
Rivet (1) continues to exert a force, and forces rivet (1) to break groove section (9) and is plastically deformed, until fracture, completes riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245750.9A CN107061455B (en) | 2017-04-14 | 2017-04-14 | Leakage-proof double-sided blind rivet and double-sided fastening connection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710245750.9A CN107061455B (en) | 2017-04-14 | 2017-04-14 | Leakage-proof double-sided blind rivet and double-sided fastening connection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107061455A true CN107061455A (en) | 2017-08-18 |
| CN107061455B CN107061455B (en) | 2023-05-16 |
Family
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| CN201710245750.9A Active CN107061455B (en) | 2017-04-14 | 2017-04-14 | Leakage-proof double-sided blind rivet and double-sided fastening connection method |
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| US6231286B1 (en) * | 1996-07-18 | 2001-05-15 | B & B Hardware, Inc. | Headed fastener with precisely calculated groove under head to accommodate O'ring sealing member as a self-sealing assembly |
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| CN104832112A (en) * | 2015-05-29 | 2015-08-12 | 聊城安泰石油机械有限公司 | ATPM-I type oil tube and sleeve sealing connection device, pipe and coupling |
| CN105074309A (en) * | 2013-02-05 | 2015-11-18 | 维家有限及两合公司 | Insert connecting piece for connecting pipes, and tool for an insert connecting piece |
| CN105605059A (en) * | 2015-11-20 | 2016-05-25 | 眉山南车紧固件科技有限公司 | Long and large plane connecting method and self-support pulling rivet |
| CN205663873U (en) * | 2016-05-25 | 2016-10-26 | 宁波普泽机电有限公司 | RO booster pump pump membrane piece seal structure |
| CN206017372U (en) * | 2016-08-30 | 2017-03-15 | 江苏省艾维德紧固件有限公司 | A kind of waterproof internal lock Maolock |
| CN206647386U (en) * | 2017-04-14 | 2017-11-17 | 眉山中车紧固件科技有限公司 | A kind of two-sided pulling rivet of leakproof |
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Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1093797A (en) * | 1965-04-22 | 1967-12-06 | Textron Ind Inc | Improvements in or relating to a blind locked spindle rivet and method for applying the same |
| US4435096A (en) * | 1981-09-11 | 1984-03-06 | Mesta Machine Company | Sealing arrangement for a rotatable member |
| EP0433938A2 (en) * | 1989-12-22 | 1991-06-26 | Ulrich Schildknecht | Self piercing fastening device for water- und gastight connections by piercing rivets |
| US6231286B1 (en) * | 1996-07-18 | 2001-05-15 | B & B Hardware, Inc. | Headed fastener with precisely calculated groove under head to accommodate O'ring sealing member as a self-sealing assembly |
| CN1670385A (en) * | 2005-04-12 | 2005-09-21 | 李惠元 | Anti-shock, anti-seepage, sealed folding type self plugging rivet |
| CN2906172Y (en) * | 2005-08-31 | 2007-05-30 | 中国南车集团眉山车辆厂 | Rivet |
| CN202284593U (en) * | 2011-10-24 | 2012-06-27 | 湖南省金为型材有限公司 | Waterproof core-pulling rivet |
| CN102717020A (en) * | 2012-06-15 | 2012-10-10 | 南车眉山车辆有限公司 | Connecting method for shear-resistant and leakage-proof component and shear-resistant and leakage-proof pull rivet |
| CN105074309A (en) * | 2013-02-05 | 2015-11-18 | 维家有限及两合公司 | Insert connecting piece for connecting pipes, and tool for an insert connecting piece |
| CN204436996U (en) * | 2015-02-03 | 2015-07-01 | 靖江市恒丰铆钉制造有限公司 | A kind of waterproof type rivet |
| CN104832112A (en) * | 2015-05-29 | 2015-08-12 | 聊城安泰石油机械有限公司 | ATPM-I type oil tube and sleeve sealing connection device, pipe and coupling |
| CN105605059A (en) * | 2015-11-20 | 2016-05-25 | 眉山南车紧固件科技有限公司 | Long and large plane connecting method and self-support pulling rivet |
| CN205663873U (en) * | 2016-05-25 | 2016-10-26 | 宁波普泽机电有限公司 | RO booster pump pump membrane piece seal structure |
| CN206017372U (en) * | 2016-08-30 | 2017-03-15 | 江苏省艾维德紧固件有限公司 | A kind of waterproof internal lock Maolock |
| CN206647386U (en) * | 2017-04-14 | 2017-11-17 | 眉山中车紧固件科技有限公司 | A kind of two-sided pulling rivet of leakproof |
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| Publication number | Publication date |
|---|---|
| CN107061455B (en) | 2023-05-16 |
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