CN109202005A - A kind of device and rivet method for dismounting of removing rivet - Google Patents
A kind of device and rivet method for dismounting of removing rivet Download PDFInfo
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- CN109202005A CN109202005A CN201711193750.5A CN201711193750A CN109202005A CN 109202005 A CN109202005 A CN 109202005A CN 201711193750 A CN201711193750 A CN 201711193750A CN 109202005 A CN109202005 A CN 109202005A
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- fixture
- rivet
- regulating part
- hole
- adjusting set
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- 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
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/50—Removing or cutting devices for rivets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The present invention relates to the device of removing rivet and rivet method for dismounting.The device includes drill bushing, fixture, locking regulating part and adjusting set, assembly with central through hole is coaxially assembled by drill bushing, fixture, locking regulating part and adjusting set from inside to outside, fixture is the conical structure with through-hole, the assembly side of locking regulating part is provided with and the matched tapered bore of conical fixture, the assembly side of locking regulating part is socketed in adjusting set and socket length is adjustable, with socket length variation of the locking regulating part in adjusting set, the through-hole of fixture can radially variable diameter.When adjusting socket length of the assembly side of locking regulating part in adjusting set, as locking regulating part squeezes or unclamps fixture, making fixture in radial directions realizes a certain range of variable diameter function, locking clamping or release can be carried out for the pier nose of different dimensional discrepancys, the scope of application of device is expanded, and the Accuracy and high efficiency that ensure that disassembly has saved detachable maintaining cost.
Description
Technical field
The present invention relates to provision for disengagement fields, device and rivet method for dismounting more particularly to a kind of removing rivet.
Background technique
Riveted structure is a kind of mechanical manufacturing field commonly strong ties structure, i.e., rivet is under the action of axially pressing power
It forms pier nose and connector is connect integral structure with connected piece, this structure attachment force is big, has one-time formed spy
Point.Largely practice have shown that, riveted structure can satisfy the intensity requirement between connector and connected piece, at the same time, primary
Property molding the characteristics of, the problem of causing damage component to be difficult to dismounting and change.
The characteristics of according to riveted structure, need to will be riveted the destruction of part riveted structure, could be by connector and connected piece point
From.Therefore, how to realize effective disassembly of riveted structure, while the disassembly skill of " secondary damage " will not be caused to connecting elements again
Art has become riveting damage component and replaces the critical issue primarily solved.
In the prior art, it generally uses boring method or clip pulls out method and rivet is dismantled in corresponding provision for disengagement.
But there is no regulatory function using the tool that boring method uses, it is only applicable to the rivet that positioning inner hole is definite value and dismantles, can not solve
The problem that certainly same specification rivet causes disassembly not applicable because of manufactured head dimensional discrepancy, meanwhile, in demolishing process, do not press from both sides
Tight function, will lead in disassembly process rivet pier nose in this way, there are gaps with location hole, the opposite position between pier nose and location hole
Setting deviation will make the alignment between rivet and drill bit change, and then have an impact to borehole accuracy；In addition, do not clamp
Extracting tool is in free state, and inclination is easy to happen in demolishing process, impacts to the verticality of drilling, no matter above-mentioned
Which kind of deficiency is possible to cause to damage to being disassembled part.In addition, the boring method or clip using the prior art pull out method
Provision for disengagement be only able to achieve the disassembly to Member Lip rivet, and to being more than that a certain range of rivet does not have applicability.
Accordingly, it is desirable to provide a kind of device and rivet method for dismounting that can stablize accurate removing rivet.
Summary of the invention
The embodiment of the invention provides a kind of device of removing rivet and rivet method for dismounting, which can make fixture edge
It is radial to realize variable diameter function, so as to solve because the pier nose size of rivet is inclined to wanting the pier nose of removing rivet to clamp or loosen
Difference and cause the unconformable problem of extracting tool, improve rivet disassembly reliability and stability.
In a first aspect, the embodiment of the present invention proposes a kind of device of removing rivet, the device include drill bushing, fixture,
Regulating part and adjusting set are locked, is coaxially assembled into is led to center from inside to outside by drill bushing, fixture, locking regulating part and adjusting set
The assembly in hole, fixture are the conical structure with through-hole, and the assembly side for locking regulating part is provided with to be matched with conical fixture
Tapered bore, the assembly side for locking regulating part is socketed in adjusting set and socket length is adjustable, as locking regulating part exists
Socket length variation in adjusting set, the through-hole of fixture can radially variable diameters.
In the first possible implementation, the bigger diameter end of the conical surface of fixture is provided between first along generatrix direction
Gap, the first gap extend to miner diameter end and do not penetrate through, between the miner diameter end of the conical surface of fixture is provided with second along generatrix direction
Gap, the second gap extend to bigger diameter end and do not penetrate through, and the first gap and the second gap are separately arranged.
In conjunction with above-mentioned possible implementation, in the second possible implementation, the quantity in the first gap is one
Or it is multiple, the quantity in the second gap is identical as the quantity in the first gap.
In conjunction with above-mentioned possible implementation, in the third possible implementation, fixture conical surface it is big
Diameter end is equipped with installation groove.
In conjunction with above-mentioned possible implementation, in the fourth possible implementation, the inner wall of adjusting set is equipped with convex
Edge, the matching grooves of flange and fixture bigger diameter end, clamping limits when for by fixture assembly in adjusting set.
In conjunction with above-mentioned possible implementation, in a fifth possible implementation, set on the assembly inner wall of adjusting set
There is internal screw thread, the outer wall of adjusting set is equipped with handle.
In conjunction with above-mentioned possible implementation, in a sixth possible implementation, the assembly side for locking regulating part has
The external screw thread of preset length, external screw thread are matched with the internal screw thread of adjusting set.
In conjunction with above-mentioned possible implementation, in the 7th kind of possible implementation, locking regulating part on assembly
The opposite other end is held to be equipped with drill bushing mounting groove.
In conjunction with above-mentioned possible implementation, in the 8th kind of possible implementation, drill bushing includes mounting head and drill bushing
Main body, mounting head and the mounting groove locked on regulating part are interference fitted installation, and the through-hole that the outer diameter of drill bushing main body is less than fixture becomes
The minimum-value aperture of diameter.
In conjunction with above-mentioned possible implementation, in the 9th kind of possible implementation, drill bushing main body is in central through hole
Of length no more than fixture on installation groove position.
Second aspect, the embodiment of the present invention propose a kind of rivet method for dismounting, use the removing rivet of first aspect
Device, which includes:
Drill bushing, fixture, locking regulating part and adjusting set are assembled into central axis with central through hole by installation step from inside to outside
Assembly；
Locking is adjusted, and the pier nose of rivet to be removed is placed in the central through hole of assembly, is placed on the through-hole of fixture in parallel
On pier nose, length of the assembly side of locking regulating part in adjusting set, when locking regulating part squeezes fixture, the through-hole of fixture are adjusted
Aperture become smaller, clamp fixture by pier nose；
Drilling is adjusted, and drill bit is passed through assembly by the drill bit for selecting diameter 0.4mm ~ 0.6mm smaller than rivet diameter to be removed
The pier nose that rivet is arrived in central through hole stops after the depth of drilling to 5.5mm ~ 6.0mm, adjusts by drill bushing to rivet drilling
Length of the section locking regulating part in adjusting set makes fixture unclamp pier nose when releasing when fixture is by the extruding for locking regulating part；
Reaming disassembly selects drill bit identical with rivet nail rod diameter to be removed and carries out counterboring to the hole that above-mentioned steps are bored,
Stop when counterboring depth is 2.0mm ~ 2.5mm, the rivet to be removed of drilling is dismantled.
In conjunction with above-mentioned possible implementation, in the first possible implementation, the pore diameter range of the through-hole of fixture
For 4.0mm~4.5mm, 4.5mm~5.0mm or 5.0mm~5.5mm.
To sum up, the device and rivet method for dismounting of a kind of removing rivet of the embodiment of the present invention devises the card of cone
Structure and the mutual assembly relation of the locking regulating part and adjusting set that have, match, when the assembly side for adjusting locking regulating part
When socket length in adjusting set, as locking regulating part and fixture are bonded and squeeze fixture, make fixture in radial directions
It is able to achieve a certain range of variable diameter function, so as to make fixture carry out clamping locking or pine to the pier nose of different dimensional discrepancys
It opens.The device is suitable for the disassembly of the rivet with different dimensional discrepancy pier noses, has expanded the scope of application of provision for disengagement, and
The Accuracy and high efficiency that ensure that rivet disassembly, has saved detachable maintaining cost.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of schematic perspective view of the device of removing rivet of the embodiment of the present invention.
Fig. 2 is the schematic diagram of the section structure of the device of removing rivet in Fig. 1.
Fig. 3 is the structural schematic diagram of fixture of the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of adjusting set of the embodiment of the present invention.
Fig. 5 is the schematic diagram of the section structure of locking regulating part of the embodiment of the present invention.
Partial cutaway schematic when Fig. 6 is removing rivet of the embodiment of the present invention.
Fig. 7 is a kind of flow diagram of rivet method for dismounting of the embodiment of the present invention.
In figure:
10- locks regulating part；101- external screw thread；102- drill bushing mounting groove；
20- adjusting set；201- flange；202- internal screw thread；203- handle；
30- fixture；The first gap 301-；The second gap 302-；303- installation groove；
40- drill bushing；50- central through hole；60- drill bit；70- rivet.
Specific embodiment
Embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples.Following embodiment it is detailed
Thin description and attached drawing cannot be used to limit the scope of the invention for illustratively illustrating the principle of the present invention, i.e., of the invention
It is not limited to described embodiment, covers part, component and connection type under the premise of without departing from the spirit of the present invention
Any modification, replacement and improvement.
In the description of the present invention, it should be noted that unless otherwise indicated, the instructions such as term " upper end ", " lower end "
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.Art
Language " installation ", " setting ", " connection " shall be understood in a broad sense, and can be directly connected, can also be indirectly connected through an intermediary.
For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Fig. 1 is a kind of schematic perspective view of the device of removing rivet of the embodiment of the present invention, and Fig. 2 is device in Fig. 1
The schematic diagram of the section structure.
As depicted in figs. 1 and 2, the device of a kind of removing rivet of the present embodiment, the device include drill bushing 40, fixture 30,
Lock regulating part 10 and adjusting set 20, wherein fixture 30 is the conical structure with through-hole, locks the assembly side of regulating part 10
It is provided with and is socketed in adjusting set 20 and is socketed with the matched tapered bore of conical fixture 30, the assembly side of locking regulating part 10
Length is adjustable, is coaxially assembled into central through hole from inside to outside by drill bushing 40, fixture 30, locking regulating part 10 and adjusting set 20
50 assembly, drill bushing 40, fixture 30, locking regulating part 10 and adjusting set 20 central axis coaxially ensure that with assembled shaft it is coaxial
Assembly, and assembled shaft and central through hole 50 are coaxial, as socket length of the locking regulating part 10 in adjusting set 20 changes, fixture
30 through-hole can radially variable diameter.
When using the device removing rivet of assembly of the embodiment of the present invention as a result, by the assembly center of apparatus of the present invention
The lower end aperture of through-hole 50 is placed in parallel on rivet pier nose, is placed in pier nose in the through-hole of fixture 30, is adjusted by adjusting locking
The socket length of part 10 and adjusting set 20 can be such that the through-hole aperture of fixture 30 changes, so as to clamp certain size range
Rivet pier nose.Specifically, locking regulating part 10 is adjusted, when adjusting locking regulating part 10 and the socket length of adjusting set 20 become larger
When, it is limited by adjusting set 20, the conical surface of fixture 30, fixture 30 are gradually oppressed in the tapered bore face of locking regulating part 10
Conical surface when being squeezed, the aperture of the through-hole of fixture 30 can radially become smaller and generate the effect of variable diameter, work as fixture
After 30 extruding forces received release, the aperture of the through-hole of fixture 30, which radially becomes larger, is restored to normal condition.Pass through the change of fixture 30
Rivet pier nose is clamped or is relaxed by diameter function, is realized the locking reliable and stable to the rivet pier nose within the scope of certain size and is torn open
Remove, to the rivet location removed of needs there is no limit, using the arrangement increases rivet removal efficiency, saved detachable maintaining at
This.
Fig. 3 is the structural schematic diagram of fixture of the embodiment of the present invention.
In conjunction with shown in Fig. 2 and Fig. 3, it is provided with the first gap 301 along generatrix direction in the bigger diameter end of the conical surface of fixture 30,
First gap 301 extends to miner diameter end and does not penetrate through, and is provided with second along generatrix direction in the miner diameter end of the conical surface of fixture 30
Gap 302, the second gap 302 extend to bigger diameter end and do not penetrate through, wherein the first gap 301 and the second gap 302 are separately set
It sets, is equipped with installation groove 303 in the bigger diameter end of the conical surface of fixture 30.
Specifically, the quantity in the first gap 301 is one or more, the quantity in the second gap 302 and the first gap 301
Quantity is identical, and the embodiment of the present invention is shifted to install using multiple gaps are alternate, when it is implemented, can be in the complete of cone
Open and clear mouth forms spaced gap as shown in Figure 3 on surface, is shifted to install by this fixture 30 both ends are alternate
Gap, when the tapered surface of fixture 30 is squeezed since there are gap, both ends are radially upper under pressure to shrink, real
The variable diameter function that 30 through-hole of fixture becomes smaller is showed, after pressure relief, fixture 30 restores normal condition, realizes to a certain extent
The variable diameter function that 30 through-hole of fixture becomes larger.
Fig. 4 is the structural schematic diagram of adjusting set of the embodiment of the present invention.
In conjunction with shown in Fig. 2 and Fig. 4, the inner wall of adjusting set 20 is equipped with flange 201, the flange 201 and 30 bigger diameter end of fixture
Installation groove 303 match, clamping limits when for by the assembly of fixture 30 in adjusting set 20, and in the inner wall of adjusting set 20
Be equipped with internal screw thread 202, be used for installation locking regulating part 10, on the outer wall of adjusting set 20 be equipped with handle 203 convenient for assembly and
Force is held when disassembly.
Since 30 bigger diameter end of fixture has spaced gap, when fixture 30 is packed into adjusting set 20, bigger diameter end is by crowded
Pressure generates contraction variable diameter and enters inside adjusting set 20, is installed by the flange 201 and installation groove 303 that match, simultaneously
Has the function of limit.In use, assembly that fixture 30 and adjusting set 20 can consolidate and keep relative position constant, Ke Yibao
Concentricity when card installation and removal.
Fig. 5 is the schematic diagram of the section structure of locking regulating part 10 of the embodiment of the present invention.
In conjunction with shown in Fig. 2 and Fig. 5, the assembly side of locking 10 lower end of regulating part has the external screw thread 101 of preset length, and is locking
The tight another upper end opposite with assembly side of regulating part 10 is equipped with drill bushing mounting groove 102.Wherein, external screw thread 101 and adjusting set 20
Internal screw thread 202 matches, and can be assembled and be adjusted, the connection type of the screw thread pair to match through this embodiment passes through adjusting
The length screwed between screw thread pair, the assembly side that can adjust locking regulating part 10 are socketed in length in adjusting set 20, thus
It is able to achieve the variable diameter function of fixture 30.
Such as Fig. 2, drill bushing 40 includes mounting head and drill bushing main body, the drill bushing mounting groove in mounting head and locking regulating part 10
102 interference fit installations, and the outer diameter of drill bushing main body is less than the minimum-value aperture of the through-hole variable diameter of fixture 30, and which exists
The position of the installation groove 102 of 30 bigger diameter end of of length no more than fixture in central through hole 50, in favor of working as the major diameter of fixture 30
When end is squeezed by external force, bigger diameter end is not influenced and shrinks variable diameter, had both facilitated the assembly or disassembly of invention device itself, and had conveniently treated yet
Variable diameter is carried out when the locking of removing rivet pier nose, and the drill bushing 40 of extended structure is reduced because the gap of drill bit 60 and drill bushing 40 is made
At angular deviation.
Partial cutaway schematic when Fig. 6 is removing rivet of the embodiment of the present invention, Fig. 7 are a kind of rivets of the embodiment of the present invention
The flow diagram of method for dismounting.
As shown in fig. 6, when using the device removing rivet 70 of the embodiment of the present invention, according to the specification of practical rivet 70,
Drill bushing 40, fixture 30, locking regulating part 10 and the adjusting set 20 that the adaptable predetermined dimension of selection requires, and select comparable brill
First 60.
As shown in fig. 7, using the device removing rivet 70 of first aspect present invention embodiment, the process of specific method for dismounting
Include:
Installation step S701, drill bushing 40, fixture 30, locking regulating part 10 and adjusting set 20 are coaxially assembled into from inside to outside to be had
The assembly of central through hole 50；
Locking adjusts S702, and the pier nose of rivet 70 to be removed is placed in the central through hole of assembly, the through-hole of fixture 30 is made
It is placed on pier nose in parallel, adjusts length of the assembly side of locking regulating part 10 in adjusting set 20, locking regulating part 10 squeezes card
When having 30, the aperture of the through-hole of fixture 30 becomes smaller, and clamps fixture 30 by pier nose；
Drilling adjusts S703, and drill bit 60 is passed through by the drill bit 60 for selecting diameter 0.4mm ~ 0.6mm smaller than rivet diameter to be removed
In the central through hole 50 of assembly and arrive at the pier nose of rivet 70, by drill bushing 40 to 70 drilling of rivet, drilling to 5.5mm ~
Stop after the depth of 6.0mm, adjusts length of the locking regulating part 10 in adjusting set 20, fixture 30 is not by locking regulating part 10
When extruding, fixture 30 is made to unclamp pier nose；
S704 is dismantled in reaming, select identical with 70 nail rod diameter of rivet to be removed drill bit 60 and to the hole of above-mentioned steps brill into
Row counterboring stops when counterboring depth is 2.0mm ~ 2.5mm, is then carried out using to be removed rivet 70 of the specific purpose tool to drilling
Disassembly, the safety of disassembly process is ensured by way of the surplus that drills, can be realized the not damaged disassembly of rivet.
Preferably, the pore diameter range of the through-hole of fixture 30 be 4.0mm~4.5mm, 4.5mm~5.0mm or 5.0mm~
5.5mm selects the fixture 30 of these pore diameter range specifications that can preferably meet the disassembly requirement of corresponding rivet according to actual needs.
Specifically, by taking diameter is Φ 3.0mm rivet (rivet aperture is Φ 3.2mm) as an example, through-hole specification, which can be selected, is
The fixture 30 of 4.5mm~5.0mm is assembled, when the cone-shaped inner hole of locking regulating part 10 is not bonded with the tapered surface of fixture 30
When, fixture 30 is in free extension state, and the aperture of through-hole is 5.0mm, and the through-hole lower end aperture of fixture 30 is placed on riveting in parallel
On the pier nose of nail, locking regulating part 10 is slowly screwed in down, and fixture 30 is squeezed, and through-hole aperture is become progressively smaller until that fixture 30 will
Pier nose is locked completely, and the aperture of through-hole can be by the minimum variable diameter of 5.0mm until 4.5mm, and then selecting diameter again is the brill of Φ 2.6mm
First 60 pass through drill bushing 40 to pier nose drilling, after drilling to 5.5mm~6.0mm depth, up screw out locking regulating part 10, will dismantle
Device is released from rivet, then again using Φ 2.6mm as bottom outlet, 3.0 drill bit device to hole of Φ is selected to implement counterboring, counterboring depth is
2.0mm~2.5mm.Finally, applying pulling force to drilling rivet using specific purpose tool, rivet is broken, the rivet in mounting hole is taken out,
Complete the disassembly of rivet.
In conclusion the device and rivet method for dismounting of a kind of removing rivet of the invention, are adjusted by fixture, adjusting set and locking
The cooperation for saving part, realizes the variable diameter function of fixture, and fixture is enable to carry out for the rivet pier nose within the scope of certain size
It clamps and locks, to provide reliable and stable guarantee for subsequent boring method removing rivet.By rivet pier nose to be removed
It covering and is locked or loosened in the through-hole of fixture, this mode had both been able to achieve the disassembly away from rivet in edge certain size,
It can be used for the disassembly of rivet within the scope of other positions, and be not limited by a space when disassembling section, in addition, when in use, fixture
When to pier nose locking, the concentricity of boring bar tool and rivet can guarantee, in addition, the angle when locating effect of drill bushing reduces disassembly
Deviation is spent, not damaged disassembly is realized, convenient, high reliablity is operated, improves the removal efficiency of rivet.
Although by reference to preferred embodiment, invention has been described, the case where not departing from the scope of the present invention
Under, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as there is no structures to rush
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited to texts
Disclosed in specific embodiment, but include all technical solutions falling within the scope of the claims.
Claims (12)
1. a kind of device of removing rivet, which is characterized in that including drill bushing, fixture, locking regulating part and adjusting set, by the brill
Set, the fixture, the locking regulating part and the adjusting set are coaxially assembled into the assembly with central through hole from inside to outside,
The fixture is the conical structure with through-hole, and the assembly side of the locking regulating part is provided with to be matched with the conical fixture
Tapered bore, the assembly side of the locking regulating part is socketed in the adjusting set and socket length is adjustable, with described
Lock socket length variation of the regulating part in the adjusting set, the through-hole of the fixture can radially variable diameter.
2. the device of removing rivet according to claim 1, which is characterized in that in the major diameter of the conical surface of the fixture
End is provided with the first gap along generatrix direction, and first gap extends to miner diameter end and do not penetrate through, in the taper table of the fixture
The miner diameter end in face is provided with the second gap along generatrix direction, and second gap extends to the bigger diameter end and do not penetrate through, institute
The first gap and second gap is stated separately to be arranged.
3. the device of removing rivet according to claim 2, which is characterized in that the quantity in first gap be one or
Multiple, the quantity in second gap is identical as the quantity in first gap.
4. the device of removing rivet according to claim 2, which is characterized in that in the major diameter of the conical surface of the fixture
End is equipped with installation groove.
5. the device of removing rivet according to claim 4, which is characterized in that the inner wall of the adjusting set is equipped with convex
Edge, the flange are matched with the installation groove of the fixture bigger diameter end, for assembling the fixture in the adjusting set
Limit is clamped when interior.
6. the device of removing rivet according to claim 5, which is characterized in that the assembly inner wall of the adjusting set is equipped with
The outer wall of internal screw thread, the adjusting set is equipped with handle.
7. the device of removing rivet according to claim 6, which is characterized in that the assembly side of the locking regulating part has pre-
If the external screw thread of length, the external screw thread is matched with the internal screw thread of the adjusting set.
8. the device of removing rivet according to claim 1-7, which is characterized in that on the locking regulating part
The other end opposite with the assembly side is equipped with drill bushing mounting groove.
9. the device of removing rivet according to claim 8, which is characterized in that the drill bushing includes mounting head and drill bushing master
Body, the mounting head and the drill bushing mounting groove locked on regulating part are interference fitted and install, outside the drill bushing main body
Diameter is less than the minimum-value aperture of the through-hole variable diameter of the fixture.
10. the device of removing rivet according to claim 9, which is characterized in that the drill bushing main body is logical at the center
The installation groove position on of length no more than fixture in hole.
11. a kind of rivet method for dismounting, which is characterized in that use the dress of the described in any item removing rivets of claim 1-10
It sets, the method for dismounting includes:
The drill bushing, fixture, locking regulating part and adjusting set are coaxially assembled into central through hole by installation step from inside to outside
Assembly；
Locking is adjusted, and the pier nose of the rivet to be removed is placed in the central through hole of the assembly, the fixture is made
Through-hole is placed in parallel on the pier nose, adjusts length of the assembly side of the locking regulating part in the adjusting set, the lock
When tight regulating part squeezes the fixture, the aperture of the through-hole of the fixture becomes smaller, and clamps the fixture by the pier nose；
Drilling is adjusted, and the drill bit is passed through by the drill bit for selecting diameter 0.4mm ~ 0.6mm smaller than the rivet diameter to be removed
The pier nose of the rivet is arrived in the central through hole of the assembly, by the drill bushing to the rivet drilling, drilling is extremely
Stop after the depth of 5.5mm ~ 6.0mm, adjusts length of the locking regulating part in the adjusting set, the fixture is by described
When locking the extruding force releasing of regulating part, the fixture is made to unclamp the pier nose；
Reaming disassembly, selects drill bit identical with the rivet nail rod diameter to be removed and the hole bored to above-mentioned steps is expanded
It bores, stops when counterboring depth is 2.0mm ~ 2.5mm, the rivet to be removed of drilling is dismantled.
12. rivet method for dismounting according to claim 11, which is characterized in that the pore diameter range of the through-hole of the fixture is
4.0mm~4.5mm, 4.5mm~5.0mm or 5.0mm~5.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711193750.5A CN109202005B (en) | 2017-11-24 | 2017-11-24 | Rivet dismounting device and rivet dismounting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711193750.5A CN109202005B (en) | 2017-11-24 | 2017-11-24 | Rivet dismounting device and rivet dismounting method |
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| CN109202005A true CN109202005A (en) | 2019-01-15 |
| CN109202005B CN109202005B (en) | 2020-01-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113231798A (en) * | 2021-04-30 | 2021-08-10 | 成都飞机工业（集团）有限责任公司 | Automatic rivet dismounting device and using method thereof |
| CN113477870A (en) * | 2021-07-06 | 2021-10-08 | 宁波图冠精密模具有限公司 | Riveting processing die for automobile front cover plate |
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| JP2000079442A (en) * | 1998-09-04 | 2000-03-21 | Ricoh Co Ltd | Disassembling method of binding member and disassembling tool therefor |
| US6203253B1 (en) * | 1998-11-24 | 2001-03-20 | Jamie A. Perrault | Rivet drill-out guide |
| CN203679161U (en) * | 2014-02-21 | 2014-07-02 | 山东太古飞机工程有限公司 | Auxiliary detachment device for rivet with head |
| US9636740B1 (en) * | 2014-07-02 | 2017-05-02 | Robert E. Nikkel | Micro-stop foot and punch set |
| CN204262268U (en) * | 2014-10-14 | 2015-04-15 | 南车眉山车辆有限公司 | A kind of railway freight-car 120 valve protective cover rivet riveting dismounting is standby |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113231798A (en) * | 2021-04-30 | 2021-08-10 | 成都飞机工业（集团）有限责任公司 | Automatic rivet dismounting device and using method thereof |
| CN113231798B (en) * | 2021-04-30 | 2022-06-14 | 成都飞机工业（集团）有限责任公司 | Automatic rivet dismounting device and using method thereof |
| CN113477870A (en) * | 2021-07-06 | 2021-10-08 | 宁波图冠精密模具有限公司 | Riveting processing die for automobile front cover plate |
| CN113477870B (en) * | 2021-07-06 | 2023-07-28 | 宁波图冠精密模具有限公司 | Automobile front cover plate riveting processing die |
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| CN109202005B (en) | 2020-01-07 |
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