CN207071900U - Screw insert mounts and dismounts frock - Google Patents
Screw insert mounts and dismounts frock Download PDFInfo
- Publication number
- CN207071900U CN207071900U CN201720833739.XU CN201720833739U CN207071900U CN 207071900 U CN207071900 U CN 207071900U CN 201720833739 U CN201720833739 U CN 201720833739U CN 207071900 U CN207071900 U CN 207071900U
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- screw insert
- screw
- drive rod
- sleeve pipe
- frock
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- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 12
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The utility model provides a kind of screw insert installation and removal frock, and screw insert includes conveyor screw and the installing handle of end, and this frock includes tube reducing sleeve pipe, drive rod and takes shank, and the axial direction of tube reducing sleeve pipe is provided with the through hole for compressing screw insert outside dimension；Drive rod is inserted into screw insert, and provided with the external screw thread coordinated with conveyor screw, the screw insert is enclosed on the outside dimension of insertion tube reducing sleeved compression screw insert after drive rod；Shank is taken to include the inner and outer tubes being nested together, one end of said inner tube is provided with the circular hole that the installing handle of screw insert can be allowed to pass through；Also include removal rod, one end of removal rod is provided with least two fins in circumferencial direction, and the other end is provided with handle, and the outer circumference surface that all fins are formed is circular conical surface.The utility model is small by spacial influence, in the case where that need not remove screwed hole surrounding components, just can easily complete the dismounting and installation of screw insert.
Description
Technical field
It the utility model is related to aircraft maintenance facility, more particularly to a kind of screw insert installation and removal frock.
Background technology
Screw insert is the screw spin line circle with the rhombus silk Accurate Shaping of cold rolling, is the concentric body of internal and external threads, its one end
With radially curved installing handle.Screw insert is a kind of novel internal thread fastener, can be embedded in metal or nonmetallic materials
It is upper to form high intensity, standard female wear-resistant, that there is interchangeability, it can also be used to repair the internal thread hole of abrasion or damage.
The silk braid outside dimension of free state is more slightly larger than the internal thread hole that it loads, and installation tool is added to the torsion of installing handle in assembling process
Power makes it carry out elastic shrinkage, hence into the expansion in internal thread hole, installing spring-like effect caused by later silk braid, makes
It is securely fixed in internal thread hole, and such silk braid just forms a high-precision internal thread for meeting international standard.
On the engine body of aircraft, to protect body, typically first pacify in the screwed hole of body in installation bolt
Fill screw insert, then installation bolt.High temperature can be produced when being worked due to engine, once bolt can not be dismantled due to heated
When, it will not also damage body even if demounting bolt by force, it is only necessary to change screw insert；And although existing equipment can
This work is completed, but has more inconvenience, such as ripple for many specific positions of engine region, disassembly and installation work
The aircraft of sound 767, what it was selected is PW4000 h type engine hs, and its construction is extremely complex, is sometimes need of work, dismounting is arranged on
Some bolt on the engine often damages the screw insert of inside, and it will be like this to reinstall new silk braid
Problem.Current solution is to remove parts many around, such as many pipelines and bundle conductor, not only operating efficiency
Decline to a great extent, and can additionally increase many risks.
Utility model content
The technical problems to be solved in the utility model is that providing one kind uses simple, the high screw insert peace of operating efficiency
Assembly and disassembly frock, to overcome the defects of prior art.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme that：A kind of screw insert pacifies installation and dismantling
Frock is unloaded, screw insert includes conveyor screw and the installing handle of end, and this frock includes tube reducing sleeve pipe, drive rod and takes shank, institute
The axial direction for stating tube reducing sleeve pipe is provided with through hole for compressing screw insert outside dimension；The drive rod is inserted into screw insert
In, and provided with the external screw thread coordinated with conveyor screw, the screw insert inserts tube reducing sleeved compression screw thread after being enclosed on drive rod
The outside dimension of silk braid；Described to take shank to include the inner and outer tubes that are nested together, one end of said inner tube, which is provided with, can allow spiral shell
The circular hole that the installing handle of line silk braid passes through；Also including removal rod, one end of removal rod is provided with least two fins in circumferencial direction,
The other end is provided with handle, and the outer circumference surface that all fins are formed is circular conical surface.
Preferably, in addition to extension bar, the extension bar is provided with through hole vertically, one end of the extension bar be additionally provided with
The neck that tube reducing sleeve pipe is connected.
Preferably, the end face of the drive rod, which is provided with, can keep off the boss leaned against on the screw insert installing handle.
Preferably, one end of the removal rod is two symmetrically arranged fins.
Preferably, the through hole of the tube reducing sleeve pipe is provided with dismountable limit casing in one end that drive rod inserts, described
The internal diameter of limit casing is adapted with the external diameter of drive rod.
Preferably, in addition to crochet hook, crochet hook include the gib head of bar portion and bending.
As described above, the utility model screw insert mounts and dismounts frock, have the advantages that：
The utility model is small by spacial influence according to the operation principle of screw insert, need not remove zero around screwed hole
In the case of part, the dismounting and installation of screw insert just can be easily completed；Improve operating efficiency, reduce work difficulty,
Reduce work risk.
The utility model is not only easy to use, and manufacturing cost is low, and use range is wide.
Brief description of the drawings
Fig. 1 is the tube reducing sleeve pipe in the utility model.
Fig. 2 is the cooperation schematic diagram of the drive rod and screw insert in the utility model.
Fig. 3 is to take shank in the utility model.
Fig. 4 is enlarged drawing at A in Fig. 3.
Fig. 5 is removal rod in the utility model.
Fig. 6 is the cooperation figure of tube reducing sleeve pipe and extension bar in the utility model.
Fig. 7 is broken section enlarged drawing at B in Fig. 6.
Fig. 8 is the crochet hook in the utility model.
Fig. 9 is the cooperation schematic diagram of tube reducing sleeve pipe and screw insert in the utility model.
Figure 10 is the schematic diagram of installation screw insert of the present utility model.
Figure 11 is enlarged drawing at C in Figure 10.
In figure：
The drive rod of 1 tube reducing sleeve pipe 2
3 take the removal rod of shank 4
The limit casing of 5 extension bar 6
7 crochet hook 11 is raised
The inner tube of 21 boss 31
The circular hole of 32 outer tube 33
The handle of 41 fin 42
The L-shaped breach of 51 neck 52
The screw insert of 71 gib head 10
The screwdriver of 101 installing handle 102
200 screwed holes
Embodiment
Structure, ratio, size depicted in Figure of description etc., only to coordinate the content disclosed in specification, with
Understand for those skilled in the art and read, be not limited to the enforceable qualifications of the utility model, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not influenceing the utility model institute
Under the effect of producing and the purpose that can reach, the model that can cover in the technology contents disclosed in the utility model all should be fallen
In enclosing.Meanwhile cited such as " on ", " under ", "front", "rear", " centre " term in this specification, it is merely convenient to describe
Understand, and be not used to limit the enforceable scope of the utility model, its relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as the enforceable category of the utility model.
The utility model is that a kind of screw insert mounts and dismounts frock, including mounting tool and disassembling fixture, reference chart
9, screw insert 10 includes conveyor screw and the installing handle 101 of end, and it is standard component, does not do excessive statement.Such as Fig. 1-Fig. 4, Fig. 9
Shown, mounting tool of the present utility model includes tube reducing sleeve pipe 1, drive rod 2 and takes shank 3, and the axial direction of the tube reducing sleeve pipe 1 is opened
There is the through hole for compressing screw insert outside dimension；The drive rod 2 is inserted into screw insert, and is provided with and spiral
The external screw thread that body coordinates, the end of drive rod 2 are provided with the word groove, cross recess or the first-class knot of hexagonal that coordinate with screwdriver
Structure.As shown in figure 9, after the screw insert 10 is enclosed on drive rod 2, tube reducing sleeve pipe 1 is inserted together, because tube reducing sleeve pipe 1
Internal diameter is less than the external diameter of screw insert 10, therefore can compress the outside dimension of screw insert 10, in order to which screw insert 10 revolves
Enter screwed hole.As shown in Figure 3 and Figure 4, it is described to take shank 3 to include inner tube 31 and the outer tube 32 being nested together, said inner tube 31
One end is provided with the circular hole 33 that the installing handle of screw insert can be allowed to pass through, and when circular hole 33 is enclosed on installing handle, outer tube 32 is forward
Installing handle side promotes and held out against on installing handle, then rotates and takes shank 3 installing handle to fracture from screw insert taking-up, and
Installing handle is not fallen out.
As shown in figure 5, this frock includes removal rod 4, one end of removal rod 4 is provided with least two fins in circumferencial direction
41, the other end is provided with handle 42, and the outer circumference surface that all fins 41 are formed is circular conical surface, and small head end is in end.Further, such as
Shown in Fig. 8, the utility model also includes crochet hook 7, and crochet hook includes the gib head 71 of bar portion and bending；When screw insert to be removed damages
It is bad when staying in screwed hole, broken parts are ticked from screwed hole by the gib head 71 of crochet hook 7.Used to better meet
Need, with reference to figure 6 and Fig. 7, the utility model also includes extension bar 5, and the extension bar 5 is provided with through hole, the lengthening vertically
One end of bar 5 is additionally provided with the neck 51 being connected with tube reducing sleeve pipe 1.By extension bar 5 operation can be allowed more flexible, be applicable
Scope is bigger.Specifically：As shown in figure 1, the tube reducing sleeve pipe 1 is provided with a projection 11, the neck 51 is inside along edge
L-shaped breach 52 is provided with, the projection 11 of tube reducing sleeve pipe 1 is aligned into L-shaped breach 52 inserts neck 51, then rotates, you can by described in
Projection 11 is stuck in L-shaped breach 52, and then realizes connection.
As shown in Fig. 2 the end face of the drive rod 2, which is provided with, can keep off the boss leaned against on the screw insert installing handle
21, boss 21 plays position-limiting action.When the installing handle of screw insert is stuck on boss 21, drive rod 2 continues rotation can be by
One drag effect, illustrates now to have rotated to position, it is not necessary to continues rotation driving bar 2, avoids damaged screw silk braid.
In the present embodiment, as shown in figure 5, one end of the removal rod 4 is two symmetrically arranged fins 41.
As shown in figure 9, the through hole of the tube reducing sleeve pipe 1 is provided with dismountable limit casing in one end that drive rod 2 inserts
6, the internal diameter of the limit casing 6 is adapted with the external diameter of drive rod 2, prevents drive rod 2 from being rocked in tube reducing sleeve pipe 1.
With reference to Fig. 5 and Fig. 8, dismantling the operating method of screw insert is：Directly the one end of removal rod 4 with fin 41 is pushed up
Enter in screw insert to be removed, by the rubbing action on the inside of two fins 4 and screw insert, by screw insert from screwed hole
In back-out.If screw insert to be removed has part to fracture and stay in screwed hole, will be residual in screwed hole by crochet hook 7
Part is stayed to tick.
With reference to Fig. 1-Fig. 4, Fig. 6, Fig. 7, Fig. 9-Figure 11, using exemplified by extension bar 5, to install the operating method of screw insert
It is：
(1) by the rotary sleeve of screw insert 10 on drive rod 2, when the installing handle 101 of screw insert 10 is stuck on boss 21
When, it is rotated in place.
(2) drive rod 2 is inserted with screw insert 10 from the arrival end of tube reducing sleeve pipe 1, meanwhile, by 6 sets of limit casing
On drive rod 2, the gap filled up between drive rod 2 and screw insert 10, tube reducing sleeve pipe 1 and extension bar 5 are then coordinated into company
Connect, i.e., as shown in Figure 9 and Figure 10；Outside dimension is reduced by compression after screw insert 10 enters tube reducing sleeve pipe 1.
(3) hereafter, with reference to Figure 10 and Figure 11, the port of export of tube reducing sleeve pipe 1 is aligned and is pressed against on screwed hole 200, is made
Inserted with screwdriver 102 from the through hole of extension bar 5, and then the rear end of rotation driving bar 2 is overall by drive rod 2 and screw insert 10
Screwed hole 200 is screwed in, screws out drive rod 2 from screw insert 10 after being installed in place.
(4) use takes shank 3, allows the circular hole 33 of its inner tube 31 to be enclosed on the installing handle 101 of screw insert 10, then promotes
Outer tube 32 is held out against on installing handle 101, and rotation takes shank 3 that installing handle 101 is fractureed and taken out, screw insert installation.
In summary, the utility model screw insert installation and removal frock, it can solve the problem that screw insert mounts and dismounts
The problem of inconvenient.So the utility model effectively overcomes some practical problems of the prior art so as to there is very high utilization
It is worth and uses meaning.
Above-mentioned embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited
Type.The utility model also has many aspects to be improved on the premise of without prejudice to overall thought, for being familiar with this technology
Personage all can carry out modifications and changes to above-described embodiment without prejudice under spirit and scope of the present utility model.Therefore,
Such as those of ordinary skill in the art is without departing from the spirit disclosed in the utility model and institute under technological thought
All equivalent modifications completed or change, should be covered by claim of the present utility model.
Claims (6)
1. a kind of screw insert mounts and dismounts frock, screw insert includes conveyor screw and the installing handle of end, it is characterised in that：
This frock includes tube reducing sleeve pipe (1), drive rod (2) and takes shank (3), and the axial direction of the tube reducing sleeve pipe (1) is provided with for compressing
The through hole of screw insert outside dimension；The drive rod (2) is inserted into screw insert, and is provided with what is coordinated with conveyor screw
External screw thread, the screw insert are enclosed on the outside dimension that drive rod (2) inserts tube reducing sleeve pipe (1) compression screw insert afterwards；It is described
Taking shank (3) includes the inner tube (31) that is nested together and outer tube (32), and one end of said inner tube (31), which is provided with, can allow screw thread silk
The circular hole (33) that the installing handle of set passes through；Also include removal rod (4), one end of removal rod (4) is provided with least two in circumferencial direction
Individual fin (41), the other end are provided with handle (42), and the outer circumference surface that all fins (41) are formed is circular conical surface.
2. screw insert according to claim 1 mounts and dismounts frock, it is characterised in that：Also include extension bar (5), institute
State extension bar and be provided with through hole vertically, one end of the extension bar (5) is additionally provided with the neck being connected with tube reducing sleeve pipe (1)
(51)。
3. screw insert according to claim 1 mounts and dismounts frock, it is characterised in that：The end of the drive rod (2)
Face, which is provided with, can keep off the boss (21) leaned against on the screw insert installing handle.
4. screw insert according to claim 1 mounts and dismounts frock, it is characterised in that：The one of the removal rod (4)
Hold as two symmetrically arranged fins (41).
5. screw insert according to claim 1 mounts and dismounts frock, it is characterised in that：The tube reducing sleeve pipe (1)
Through hole is provided with dismountable limit casing (6), the internal diameter of the limit casing (6) and driving in one end that drive rod (2) inserts
The external diameter of bar (2) is adapted.
6. screw insert according to claim 1 mounts and dismounts frock, it is characterised in that：Also include crochet hook (7), crochet hook
Gib head (71) including bar portion and bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720833739.XU CN207071900U (en) | 2017-07-11 | 2017-07-11 | Screw insert mounts and dismounts frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720833739.XU CN207071900U (en) | 2017-07-11 | 2017-07-11 | Screw insert mounts and dismounts frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207071900U true CN207071900U (en) | 2018-03-06 |
Family
ID=61522381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720833739.XU Active CN207071900U (en) | 2017-07-11 | 2017-07-11 | Screw insert mounts and dismounts frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207071900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454590A (en) * | 2018-11-16 | 2019-03-12 | 中国航发西安动力控制科技有限公司 | Lower-grade fuel silk braid provision for disengagement |
-
2017
- 2017-07-11 CN CN201720833739.XU patent/CN207071900U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454590A (en) * | 2018-11-16 | 2019-03-12 | 中国航发西安动力控制科技有限公司 | Lower-grade fuel silk braid provision for disengagement |
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