CN107186426A - A kind of pipeline tests clamping tooling - Google Patents
A kind of pipeline tests clamping tooling Download PDFInfo
- Publication number
- CN107186426A CN107186426A CN201710369698.8A CN201710369698A CN107186426A CN 107186426 A CN107186426 A CN 107186426A CN 201710369698 A CN201710369698 A CN 201710369698A CN 107186426 A CN107186426 A CN 107186426A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- swollen mouth
- inflation port
- clamping
- mouth claw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012360 testing method Methods 0.000 title claims description 18
- 210000000078 claw Anatomy 0.000 claims abstract description 57
- 206010030110 Oedema mouth Diseases 0.000 claims abstract description 52
- 238000002474 experimental method Methods 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005476 soldering Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
- B23K37/0536—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor for maintaining flanges on tubes
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
A kind of pipeline experiment clamping tooling disclosed in the embodiment of the present invention, including：Swollen mouth claw, the swollen mouth claw is formed with inflation port；For the spacing ring being sheathed on the outside of the swollen mouth claw, the space for being embedded line ports is formed between swollen the mouth claw and the spacing ring；The expansion pin coordinated with the inflation port, the expansion pin has screwed hole, as the expansion pin and the inflation port coordinate the increase of depth, the swollen mouth claw radial direction distending；For the clamping plate through fixture, and the screw rod coordinated with the screwed hole, one end of the screw rod is keeper, and the space of the clamping clamping plate is formed between the keeper and the swollen mouth claw.The present invention can also realize the clamping to pipeline without the welding flange at line ports, it is to avoid due to various problems caused by welding.
Description
Technical field
The present invention relates to clamping tooling technical field, clamping tooling is tested more specifically to a kind of pipeline.
Background technology
In order to verify whether bellows meets the requirements, it is necessary to which to bellows progress experimental bench experiment, entrucking is then carried out again
Experiment.In the prior art, the clamping method that experimental bench experiment is used is in one flange of each welding in the port at bellows two ends
Disk, is connected by ring flange with test fixture.
The welding flange at bellows two-port, it is not only cumbersome, and easily because welding flange has angle official post
Free state can not be in after bellows clamping, so as to influence experimental result.And the bellows after experiment is because of the reason of welding,
The original installation dimension of part has been destroyed, the flexibility of experiment is limited, it is impossible to (sound) rigidity actual measurement zero will have been carried out
Part carries out vehicle loading stress.
Therefore, how can be effectively spacing to bellows progress in the case of without soldering, to avoid due to weldering
Various problems caused by connecing, as those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
In view of this, clamping tooling is tested it is an object of the invention to provide a kind of pipeline, with without soldering
In the case of can to pipeline carry out effectively it is spacing, with avoid due to welding caused by various problems.
To achieve the above object, the present invention provides following technical scheme：
A kind of pipeline tests clamping tooling, including：
Swollen mouth claw, the swollen mouth claw is formed with inflation port；
For the spacing ring being sheathed on the outside of the swollen mouth claw, form embedding between swollen the mouth claw and the spacing ring
If the space of line ports；
The expansion pin coordinated with the inflation port, the expansion pin has screwed hole, with the expansion pin with it is described swollen
Swollen hole coordinates the increase of depth, the swollen mouth claw radial direction distending；
For the clamping plate through fixture, and the screw rod coordinated with the screwed hole, one end of the screw rod is keeper, institute
State the space that the clamping clamping plate is formed between keeper and the swollen mouth claw.
Preferably, in above-mentioned pipeline experiment clamping tooling, the swollen mouth claw is made up of circumferential multiple jaw components.
Preferably, in above-mentioned pipeline experiment clamping tooling, the jaw components are by the circumferential decile of the swollen mouth claw
Four.
Preferably, in above-mentioned pipeline experiment clamping tooling, the swollen mouth claw is flange plate structure, and miner diameter end is used for
Coordinate with line ports, bigger diameter end is used for the space that the clamping clamping plate is formed between the keeper.
Preferably, in above-mentioned pipeline experiment clamping tooling, in the miner diameter end insertion line ports of the swollen mouth claw
Length is 10mm-14mm.
Preferably, in above-mentioned pipeline experiment clamping tooling, the width of the spacing ring is less than the small of the swollen mouth claw
The width at footpath end.
Preferably, in above-mentioned pipeline experiment clamping tooling, the width of the spacing ring is 8mm-9mm.
Preferably, above-mentioned pipeline experiment clamping tooling in, the inflation port be round platform hole, the expansion pin be with it is described
The round platform that round platform hole coordinates, and maximum inner diameter of the minimum outer diameter less than the inflation port of the expansion pin, more than the expansion
The minimum diameter in hole；The maximum outside diameter of the expansion pin is more than the maximum inner diameter of the inflation port.
Preferably, in above-mentioned pipeline experiment clamping tooling, the bus angle of the inflation port and the expansion pin for 5 °-
9°。
Preferably, in above-mentioned pipeline experiment clamping tooling, the screw rod is bolt, and the keeper is the bolt
Head.
It can be seen from above-mentioned technical scheme that, the pipeline experiment clamping tooling that the present invention is provided is needing to enter pipeline
During row experiment, it is necessary first to pipeline is clamped on fixture, then tested accordingly again.Due to the special construction of pipeline,
So that can not be clamped on fixture, based on this, line ports can be embedded between swollen mouth claw and spacing ring by the present invention, then
Screw rod is passed through to the clamping plate of fixture, and coordinated with the inflation port screw thread of expansion pin, so that clamping plate is located at the keeper of screw rod
Between swollen mouth claw.By rotary screw, because the keeper of screw rod is limited by clamping plate, it is impossible to realize and move, therefore
During rotary screw, expansion pin can produce axial displacement, and as expansion pin and inflation port coordinate the increase of depth, swollen mouth claw is radially
Distending, then clamps the line ports being embedded between swollen mouth claw and spacing ring.The present invention at line ports without welding
Ring flange, can also realize the clamping to pipeline, it is to avoid due to various problems caused by welding.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the front view that pipeline provided in an embodiment of the present invention tests clamping tooling；
Fig. 2 is sectional views of the Fig. 1 along line D-D；
Fig. 3 is the side view that pipeline provided in an embodiment of the present invention tests clamping tooling.
Wherein, 101 be screw rod, and 102 be swollen mouth claw, and 103 be spacing ring, and 104 be expansion pin.
Embodiment
The core of the present invention is to provide a kind of pipeline experiment clamping tooling, with the energy in the case of without soldering
It is effectively spacing to pipeline progress, to avoid due to various problems caused by welding.
Hereinafter, embodiment is illustrated referring to the drawings.In addition, embodiments illustrated below is not to described in claim
The content of the invention rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to as right
It is required that necessary to the solution of described invention.
Fig. 1-Fig. 3 is referred to, Fig. 1 is the front view that pipeline provided in an embodiment of the present invention tests clamping tooling；Fig. 2 is figure
1 along line D-D sectional view；Fig. 3 is the side view that pipeline provided in an embodiment of the present invention tests clamping tooling.
Clamping tooling is tested the embodiment of the invention discloses a kind of pipeline, by the clamping tooling, welding can be substituted
Ring flange realizes that bellows is easy to the purpose by fixture clamping, it is necessary to which explanation, the present invention is not limited to enter bellows
Row clamping, other pipelines can also be clamped, below be introduced by taking bellows as an example.The pipeline tests clamping tooling bag
Include swollen mouth claw 102, spacing ring 103, expansion pin 104 and screw rod 101.
Wherein, swollen mouth claw 102 is formed with inflation port, and spacing ring 103 is used for the outside for being sheathed on swollen mouth claw 102, swollen
The space for being embedded corrugated tube port is formed between mouth claw 102 and spacing ring 103.Before swollen mouth claw 102 is unexpanded, swollen mouth
The distance between claw 102 and spacing ring 103 should be greater than the thickness of corrugated tube port, can conveniently be embedded corrugated tube port.
Expansion pin 104 coordinates with inflation port, and expansion pin 104 has screwed hole, as expansion pin 104 and inflation port coordinate deep
The increase of degree, the swollen radial direction distending of mouth claw 102.Inserted in inflation port, swollen mouth claw 102 can be entered by expansion pin 104
Row expansion, expands its Outside Dimensions, then reduces the distance between swollen mouth claw 102 and spacing ring 103, it is ensured that to bellows
The clamping of port.
Screw rod 101 is used for the clamping plate (hole that the end of thread for screw rod 101 is passed through is offered on clamping plate) through fixture, and with
Screwed hole screw thread coordinates, and one end of screw rod 101 is keeper, and the sky of clamping clamping plate is formed between keeper and swollen mouth claw 102
Between.After Kong Bingyu screwed holes screw thread on the end of thread insertion clamping plate of screw rod 101 coordinates, keeper and swollen 102 points of mouth claw
Not Wei Yu clamping plate both sides.
The pipeline experiment clamping tooling that the present invention is provided, when needing to test bellows, it is necessary first to ripple
Pipe is clamped on fixture, is then tested accordingly again.Due to the special construction of bellows so that can not be pressed from both sides on fixture
Hold, based on this, corrugated tube port can be embedded between swollen mouth claw 102 and spacing ring 103 by the present invention, then by screw rod 101
Coordinate through the clamping plate of fixture, and with the inflation port screw thread of expansion pin 104, so that clamping plate is located at the keeper of screw rod 101
Between swollen mouth claw 102.By rotary screw 101, because the keeper of screw rod 101 is limited by clamping plate, it is impossible to realize and move
It is dynamic, therefore in rotary screw 101, expansion pin can produce axial displacement, as expansion pin 104 and inflation port coordinate the increasing of depth
Plus, swollen mouth claw 102 then clamps the corrugated tube port being embedded between swollen mouth claw 102 and spacing ring 103.Nothing of the present invention
Need at corrugated tube port welding flange, can also realize the clamping to bellows, it is to avoid ask due to various caused by welding
Topic.
It should be noted that installation of the above only to the port of bellows one end is described, the end of the other end
Mouth is similar, is no longer repeated.Based on the above, the two ends of bellows have been fixed on two clamping plates of fixture respectively,
It is achieved thereby that the clamping of bellows, to facilitate follow-up experiment.
In a specific embodiment of the invention, swollen mouth claw 102 is made up of circumferential multiple jaw components, i.e., swollen mouth claw
102 not integral structures, but be made up of multiple jaw components, so that in the presence of the axial movement of expansion pin 104, it is multiple
Jaw components can be separated from each other, so as to realize the effect of distending.Specifically, jaw components are by the circumferential decile of swollen mouth claw 102
Four, or three, two or more.It should be noted that swollen mouth claw 102 or integral structure, but will
Ask swollen mouth claw 102 to need to be made of elastomeric material, to ensure in the presence of expansion pin 104 is moved axially, reach distending
Effect.Quality of rubber materials, silica gel material elastomeric material can for example be used.
As shown in Fig. 2 swollen mouth claw 102 is flange plate structure, and miner diameter end is used to coordinate with corrugated tube port, bigger diameter end
Space for forming clamping clamping plate between keeper.Using flange plate structure, it ensure that bigger diameter end to spacing ring 103
Position-limiting action, prevents spacing ring 103 from departing from swollen mouth claw 102.
In a specific embodiment of the invention, the length that the miner diameter end insertion bellows end of swollen mouth claw 102 is intraoral is
10mm-14mm, preferably 12mm.It should be noted that embedded length should match with the size of bellows, can be according to ripple
The size of line pipe is adjusted, to reach that stable holding is advisable.
In a specific embodiment of the invention, the width of spacing ring 103 is less than the width of the miner diameter end of swollen mouth claw 102.
The width of spacing ring 103 is 8mm-9mm, preferably 8.5mm.It should be noted that the width of spacing ring 103 should be with bellows
Size match, can be adjusted according to the size of bellows, to reach that stable holding is advisable.
In a specific embodiment of the invention, inflation port is round platform hole, and expansion pin 104 is the round platform coordinated with round platform hole,
And the minimum outer diameter of expansion pin 104 is less than the maximum inner diameter of inflation port, more than the minimum diameter of inflation port；Expansion pin 104 is most
Big external diameter is more than the maximum inner diameter of inflation port.Inflation port and expansion pin 104 are both designed as truncated conical shape by the present invention, are enabled to
With the increase of the insertion depth of expansion pin 104, the distending of the swollen homogenous linear of mouth claw 102 is realized.It should be noted that of the invention
Also one in inflation port and expansion pin 104 can be designed as truncated conical shape, another is cylinder or circle hole shape, equally can be real
The effect of existing distending.
In a specific embodiment of the invention, the bus angle of inflation port and expansion pin 104 (the i.e. folder of bus and axis
Angle) it is 5 ° -9 °, preferably 7 °.Screw rod 101 is preferably bolt, and keeper is the head of bolt.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of pipeline tests clamping tooling, it is characterised in that including：
Swollen mouth claw (102), the swollen mouth claw (102) is formed with inflation port；
For the spacing ring (103) being sheathed on the outside of the swollen mouth claw (102), the swollen mouth claw (102) with it is described spacing
The space for being embedded line ports is formed between ring (103)；
The expansion pin (104) coordinated with the inflation port, the expansion pin (104) has screwed hole, with the expansion pin
(104) increase of depth, swollen mouth claw (102) the radial direction distending are coordinated with the inflation port；
For the clamping plate through fixture, and the screw rod (101) coordinated with the screwed hole, one end of the screw rod (101) is fixed
Position part, forms the space of the clamping clamping plate between the keeper and the swollen mouth claw (102).
2. pipeline as claimed in claim 1 tests clamping tooling, it is characterised in that the swollen mouth claw (102) is by circumferential more
Individual jaw components composition.
3. pipeline as claimed in claim 2 tests clamping tooling, it is characterised in that the jaw components are by the swollen mouth card
Four of pawl (102) circumference decile.
4. pipeline as claimed in claim 1 tests clamping tooling, it is characterised in that the swollen mouth claw (102) is ring flange
Structure, and miner diameter end, for coordinating with line ports, bigger diameter end is used to form the clamping clamping plate between the keeper
Space.
5. pipeline as claimed in claim 4 tests clamping tooling, it is characterised in that the miner diameter end of the swollen mouth claw (102)
Length in embedded line ports is 10mm-14mm.
6. pipeline as claimed in claim 4 tests clamping tooling, it is characterised in that the width of the spacing ring (103) is less than
The width of the miner diameter end of the swollen mouth claw (102).
7. pipeline as claimed in claim 6 tests clamping tooling, it is characterised in that the width of the spacing ring (103) is
8mm-9mm。
8. the pipeline experiment clamping tooling as described in claim any one of 1-7, it is characterised in that the inflation port is round platform
Hole, the expansion pin (104) is the round platform coordinated with the round platform hole, and the minimum outer diameter of the expansion pin (104) is less than institute
The maximum inner diameter of inflation port is stated, more than the minimum diameter of the inflation port；The maximum outside diameter of the expansion pin (104) is more than described
The maximum inner diameter of inflation port.
9. pipeline as claimed in claim 8 tests clamping tooling, it is characterised in that the inflation port and the expansion pin
(104) bus angle is 5 ° -9 °.
10. the pipeline experiment clamping tooling as described in claim any one of 1-7, it is characterised in that the screw rod (101) is spiral shell
Bolt, the keeper is the head of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710369698.8A CN107186426A (en) | 2017-05-23 | 2017-05-23 | A kind of pipeline tests clamping tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710369698.8A CN107186426A (en) | 2017-05-23 | 2017-05-23 | A kind of pipeline tests clamping tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107186426A true CN107186426A (en) | 2017-09-22 |
Family
ID=59875422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710369698.8A Pending CN107186426A (en) | 2017-05-23 | 2017-05-23 | A kind of pipeline tests clamping tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107186426A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759605A (en) * | 2018-05-16 | 2018-11-06 | 中车眉山车辆有限公司 | A kind of slotted hole and elliptical aperture look for the device and method of geometric center |
| CN109015451A (en) * | 2018-07-16 | 2018-12-18 | 佛山市远阳五金制品有限公司 | A kind of fluid pressure type expanding arbor |
| CN111421214A (en) * | 2020-03-25 | 2020-07-17 | 宁波市鄞州特尔斐电子有限公司 | Pipeline tool device of pencil threading pipeline welding usefulness |
| CN112170672A (en) * | 2020-09-30 | 2021-01-05 | 上海威克迈龙川汽车发动机零件有限公司 | Distribution pipe copper ring expansion opening mounting clamp and distribution pipe copper ring mounting method |
| CN112847209A (en) * | 2019-11-12 | 2021-05-28 | 中国航发商用航空发动机有限责任公司 | Axis lead pipe centering tool and clamping device thereof |
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| DE29821499U1 (en) * | 1998-09-23 | 1999-04-08 | Kalberg, Friedel Paul, 22885 Barsbüttel | Device for closing a pipe end or shaped part for the purpose of forming a weld seam in the production of a welded connection with this pipe end or shaped part and arrangement using the device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759605A (en) * | 2018-05-16 | 2018-11-06 | 中车眉山车辆有限公司 | A kind of slotted hole and elliptical aperture look for the device and method of geometric center |
| CN108759605B (en) * | 2018-05-16 | 2023-06-13 | 中车眉山车辆有限公司 | Device and method for finding geometric centers of oblong holes and elliptical holes |
| CN109015451A (en) * | 2018-07-16 | 2018-12-18 | 佛山市远阳五金制品有限公司 | A kind of fluid pressure type expanding arbor |
| CN112847209A (en) * | 2019-11-12 | 2021-05-28 | 中国航发商用航空发动机有限责任公司 | Axis lead pipe centering tool and clamping device thereof |
| CN112847209B (en) * | 2019-11-12 | 2022-07-08 | 中国航发商用航空发动机有限责任公司 | Centering tool for axis lead tube |
| CN111421214A (en) * | 2020-03-25 | 2020-07-17 | 宁波市鄞州特尔斐电子有限公司 | Pipeline tool device of pencil threading pipeline welding usefulness |
| CN112170672A (en) * | 2020-09-30 | 2021-01-05 | 上海威克迈龙川汽车发动机零件有限公司 | Distribution pipe copper ring expansion opening mounting clamp and distribution pipe copper ring mounting method |
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Application publication date: 20170922 |