CN203621838U - Variable-polarity plasma welding fixture used for large thin-walled rotary body - Google Patents
Variable-polarity plasma welding fixture used for large thin-walled rotary body Download PDFInfo
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- CN203621838U CN203621838U CN201320754127.3U CN201320754127U CN203621838U CN 203621838 U CN203621838 U CN 203621838U CN 201320754127 U CN201320754127 U CN 201320754127U CN 203621838 U CN203621838 U CN 203621838U
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- 238000003466 welding Methods 0.000 title claims abstract description 30
- 239000002184 metal Substances 0.000 abstract description 9
- 230000003014 reinforcing effect Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 230000011218 segmentation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 230000035807 sensation Effects 0.000 description 1
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Abstract
The utility model discloses a variable-polarity plasma welding fixture used for a large thin-walled rotary body. The variable-polarity plasma welding fixture used for the large thin-walled rotary body comprises a center shaft, a movable end frame locating disc and a clamping mechanism, wherein the center shaft is provided with a fixed locating disc. The variable-polarity plasma welding fixture used for the large thin-walled rotary body is characterized by further comprising a movable supporting ring, the movable supporting ring comprises a plurality of small rings, the thin small rings and the thick small rings are connected in series alternately to form a round ring, the small rings are hinged and connected in series through quick-release stop pins or pin shafts, a plurality of limit columns are evenly arranged on the same side face of the movable supporting ring at even intervals, and a left-handed screw rod and a right-handed screw rod are hinged between every two adjacent small rings and are connected through a left-handed nut and a right-handed nut. By the additional arrangement of the movable supporting ring, the requirements for accurate axial locating and radial locating and fastening between welding parts before welding as metal skin needing welding is in a conical cylinder shape, multiple subsections exist, the diameter fall is large, the thickness is small, and the length is greater are met, and meanwhile the fixture also has the advantage of being convenient to pull out from the metal skin to meet the using requirement after welding.
Description
Technical field
The frock clamp that the utility model relates to metal thin-wall revolving body covering while carrying out grading ring seam welding, particularly relates to a kind of variable-polarity plasma welding fixture for large thin-wall revolving body.
Background technology
At present, metal large thin-wall revolving body covering carries out grading ring seam welding and uses Plasma Welding, need to use fixture will hold frame, middle switching reinforcing frame and covering are fixed location, this fixture comprises the central shaft that is provided with stationary positioned dish, mobile terminal frame positioning disk, clamp mechanism, be cone barrel when running into the metal skin profile of required welding, segmentation is many, diameter drop is large, thin thickness, when length is long, common fixture can not meet instructions for use: not only will arrange welding procedure properly, so that clamp body takes out from the revolving body of postwelding, also require before weldering between each weldment accurately axial location and radial location and tighten up.
Summary of the invention
The purpose of this utility model be for overcome above-mentioned deficiency provide a kind of simple in structure, can meet between each weldment accurately axial location and radial location and tighten up a kind of variable-polarity plasma welding fixture for large thin-wall revolving body of instructions for use.
The utility model comprises the central shaft, mobile terminal frame positioning disk, the clamp mechanism that are provided with stationary positioned dish, characterized by further comprising movable supporting ring, described movable supporting ring comprises that multiple thickness are alternately connected into the little ring of annulus, described multiple little ring is by quick-release latch or the hinged series connection of bearing pin, also interval is even in the same side of described movable supporting ring is all provided with multiple limited posts, hinged left-handed screw and right handed screw between two adjacent little rings in described multiple little ring, described left-handed screw is connected by left-right rotary nut with right handed screw.
Further, also comprise mobile support ring, described mobile support ring comprises support ring, multiple support ring limited post, two pull bars, draw lever locking nut, described support ring outer round surface is provided with a lap welding leakage and dodges groove, the even same end face that is all fixed on support ring in described multiple support ring limited posts interval, the two ends of described pull bar are equipped with the screw thread coordinating with draw lever locking nut.
Further, described clamp mechanism comprises the binding nut arranging on central shaft and the hook bolt coordinating with stationary positioned dish through stationary positioned dish.
The utility model arranges by newly increasing that metal skin profile that movable supporting ring solves required welding is that cone barrel, segmentation are many, diameter drop large, the long problem that requires before weldering between each weldment accurately axial location and radial location and tighten up of thin thickness, length, is also convenient to after welding fixture from revolving body metal skin taking-up simultaneously and meets the feature of instructions for use.
Accompanying drawing explanation
Fig. 1 is this novel structure and uses status architecture schematic diagram;
Fig. 2 is this novel structure while comprising mobile support ring and uses status architecture schematic diagram;
Axle construction schematic diagram centered by Fig. 3;
Fig. 4 is for being mobile terminal frame positioning disk structural representation;
Fig. 5 is movable supporting ring structure schematic diagram;
Fig. 6 is mobile support ring structural representation.
In figure: 1-central shaft (11-stationary positioned dish, 111-rear end (end greatly) end frame positioning spigot, 12-directional bond notch), 2-mobile terminal frame positioning disk (21-small end end frame positioning spigot, the directed keyway of 22-, 23-pull bar installing hole), 3-clamp mechanism (31-binding nut, 32-hook bolt), 4-movable supporting ring (the little ring of 41-, 411-hinge hole projection, 42-limited post, 43-quick-release latch, 44-left-handed screw, 45-right handed screw, 46-left-right rotary nut, 47-bearing pin), 5-moves support ring (51-support ring, 511-groove, 512-support ring notch, 52-support ring limited post, 53-pull bar, 54-draw lever locking nut), 6-weldment (61-rear end (end greatly) end frame, 62-intermediate transit reinforcing frame, 63-front end, 64-rear end, 65-small end end frame, 66-covering).
The specific embodiment
Further illustrate the utility model below in conjunction with drawings and Examples.
Embodiment: the utility model comprises the central shaft 1 that is provided with stationary positioned dish 11, mobile terminal frame positioning disk 2, clamp mechanism 3, also comprise movable supporting ring 4, described movable supporting ring 4 comprises that six thickness are alternately connected into tri-thick little rings 41 of little ring 41(and three thin little rings 41 of annulus), described six little ring 41 alternate intervals by three quick-release latch 43 and the hinged series connection of bearing pin 47, form the large movable supporting ring 4 that an energy rotates take each quick-release latch 43 or bearing pin 47 as center of rotation, the same side of described movable supporting ring 4 is the even six roots of sensation limited post 42 that is all provided with in interval also, hinged left-handed screw 44 and right handed screw 45 between two adjacent little rings 41 in described six little rings 41, described left-handed screw 44 is connected by left-right rotary nut 46 with right handed screw 45, the hinge hole projection 411 arranging on left-handed screw 44 or the inner headed face of right handed screw 45 by little ring 41 is hinged with little ring 41.There is the notch 412 of the wide 30mm of a circle, dark 60mm movable supporting ring 4 outer round surface centers, and notch 412 both sides have six steam vents 413.
When needing the metal skin profile of weldment 6, segmentation is many, diameter drop is large, when length is long, (weldment 6 is by small end end frame 65, covering 66, intermediate transit reinforcing frame 62 increases rear end (end greatly) end frame 61, and covering 66 length are long simultaneously), the utility model also comprises mobile support ring 5, described mobile support ring 5 comprises support ring 51, six support ring limited posts 52, two pull bars 53, draw lever locking nut 54, described support ring 51 outer round surface are provided with a lap welding leakage and dodge groove 511, spacing 52 intercolumniations of described six support rings are every the even same end face that is all fixed on support ring 51, the two ends of described pull bar 53 are equipped with the screw thread coordinating with draw lever locking nut 54, the central through hole inwall of support ring 51 is provided with support ring notch 512 and coordinates to locate with directional bond.
Described mobile terminal frame positioning disk 2 comprises small end end frame positioning spigot 21, directed keyway 22, pull bar installing hole 23, directed keyway 22 is circumferentially located by directional bond with the directional bond notch 12 of central shaft 1, and mobile terminal frame positioning disk 2 and central shaft 1 composition are slidably matched.Clamp mechanism 3 comprises that on central shaft 1, being positioned at central shaft 1 binding nut 31 is foremost positioned at the stationary positioned dish 11 of central shaft 1 rearmost end and the hook bolt 32 through stationary positioned dish 11 with being welded on central shaft 1, the screw thread that central shaft 1 also comprises directional bond notch 12 and coordinates with binding nut 31, directional bond notch 12 makes directional bond be connected with central shaft 1 with the merging of directional bond close-fitting with screw, stationary positioned dish 11 is provided with positioning spigot and axially and circumferentially locates (quadrant line or fastening screw) for weldment 6 rear ends (end greatly) frame 61, hook bolt 32 is fixed on the stationary positioned dish 11 of central shaft 1 weldment 6 intermediate transit reinforcing frames 62 or rear end (end greatly) frame 61, tightening mobile terminal frame positioning disk 2 binding nut 31 above makes it (hold greatly) to the back-end frame 61 directions to move, weldment 6 front ends 63 are withstood on the small end end frame positioning spigot 21 that mobile terminal frame positioning disk 2 also puts, weldment 6 rear ends 64 withstand on rear end (end greatly) the end frame positioning spigot 111 that the stationary positioned dish 1 of central shaft 1 arranges.
Step and method when the utility model uses is as follows:
For mobile support ring 5 and movable supporting ring 4 postweldings can convenient exit from weldment 6, weldment 6 welds to large end successively from small end; Weldering is front by place to required mobile terminal frame positioning disk 2, locking nut etc., by weldment 6 small end end frames 65, covering 66, intermediate transit reinforcing frame 62 and between them joint rise together with the movable supporting ring 4 of location and supporting role and be enclosed within according to the order of sequence on central shaft 1, intermediate transit reinforcing frame 62 is located on the stationary positioned dish 11 of central shaft 1, and both is tightened up with hook bolt 32; Small end end frame 65 is located on mobile terminal frame positioning disk 2; Tighten the binding nut 31 on axle, make mobile terminal frame positioning disk 2 vertically large end move with central shaft 1 on the stationary positioned dish 11 of large end hold out against, make three sections of weldments (small end end frame 65, covering 66, intermediate transit reinforcing frame 62) and central shaft 1 fastening; Utilize the window arranging on mobile terminal frame positioning disk 2 and stationary positioned dish 11 respectively the limited post 42 on two movable pushing out rings 4 to be withstood on to mobile terminal frame positioning disk 2 and intermediate transit reinforcing frame 62 inner faces so that its axial limiting, and tighten left-right rotary nut 46 on movable pushing out ring 4 its diameter is increased and support under circumferential weld, so far complete weldment 6 and location of the present utility model and clamping; Carry out the welding of two weld seams of front end, postwelding unclamps left-right rotary nut 46, turns on quick-release latch 43 and makes its more convenient taking-up from the large end end of weldment 6 frame 61.
When needing the metal skin profile of weldment 6, segmentation is many, diameter drop is large, when length is long, (weldment 6 is by small end end frame 65, covering 66, intermediate transit reinforcing frame 62 increases the covering 66 length lengthenings simultaneously of rear end (end greatly) end frame 61), small end end frame 65, covering 66, after intermediate transit reinforcing frame 62 has welded, by the end face of the support ring limited post of mobile support ring 5 52 butt intermediate transit reinforcing frames 62, by support ring 51, support ring notch 512 coordinates directional bond to fix the follow-up covering that will weld 66, pull bar 53 is installed and is tightened draw lever locking nut 54, under the pulling of pull bar 53, mobile support ring 5 to small end move to groove 511 support under circumferential weld, be convenient to welding, then movable supporting ring 4 is fixed on together with stationary positioned dish 11 to rear end (end greatly) end frame 61 and follow-up will welding between covering 66, so far complete welding 6 and location of the present utility model and clamping.First carry out circumferential weld tack-weld in groove 511 positions, the large end end of welding frame 61 place's circumferential welds again, releasing lever locking screw 54, under the promotion of pull bar 53, mobile support ring 5 is moved and entirety exits circumferential weld district to large end, then carry out the groove 511 position girth weldings of mobile support ring 5.
Claims (3)
1. the variable-polarity plasma welding fixture for large thin-wall revolving body, comprise the central shaft (1) that is provided with stationary positioned dish (11), mobile terminal frame positioning disk (2), clamp mechanism (3), characterized by further comprising movable supporting ring (4), described movable supporting ring (4) comprises that multiple thickness are alternately connected into the little ring (41) of annulus, described multiple little rings (41) are by quick-release latch (43) or the hinged series connection of bearing pin (47), the same side of described movable supporting ring (4) is the even multiple limited posts (42) that are all provided with in interval also, hinged left-handed screw (44) and right handed screw (45) between two adjacent little rings (41) in described multiple little rings (41), described left-handed screw (44) is connected by left-right rotary nut (46) with right handed screw (45).
2. the variable-polarity plasma welding fixture for large thin-wall revolving body according to claim 1, characterized by further comprising mobile support ring (5), described mobile support ring (5) comprises support ring (51), multiple support ring limited posts (52), two pull bars (53), draw lever locking nut (54), described support ring (51) outer round surface is provided with a lap welding leakage and dodges groove (511), described multiple support ring spacing (52) intercolumniation is every the even same end face that is all fixed on support ring (51), the two ends of described pull bar (53) are equipped with the screw thread coordinating with draw lever locking nut (54).
3. the variable-polarity plasma welding fixture for large thin-wall revolving body according to claim 1 and 2, is characterized in that described clamp mechanism (3) comprises the upper binding nut (31) arranging of central shaft (1) and the hook bolt (32) coordinating with stationary positioned dish (11) through stationary positioned dish (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754127.3U CN203621838U (en) | 2013-11-26 | 2013-11-26 | Variable-polarity plasma welding fixture used for large thin-walled rotary body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754127.3U CN203621838U (en) | 2013-11-26 | 2013-11-26 | Variable-polarity plasma welding fixture used for large thin-walled rotary body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203621838U true CN203621838U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320754127.3U Expired - Lifetime CN203621838U (en) | 2013-11-26 | 2013-11-26 | Variable-polarity plasma welding fixture used for large thin-walled rotary body |
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| CN (1) | CN203621838U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105383055A (en) * | 2015-12-11 | 2016-03-09 | 株洲中航动力精密铸造有限公司 | Wax pattern assembly clamp and method for welding and assembling rotary body wax pattern part |
| CN106392434A (en) * | 2016-11-30 | 2017-02-15 | 中航动力股份有限公司 | Welding fixture for once clamping multiple short ring parts |
| CN106425266A (en) * | 2016-11-03 | 2017-02-22 | 盘县金阳机械加工有限责任公司 | Jaw back bearing seat welding thermal deformation positioning device and using method thereof |
| CN107363464A (en) * | 2017-08-22 | 2017-11-21 | 河北天理环保科技有限公司 | A kind of filter pipe weld mold |
| CN111037204A (en) * | 2019-12-31 | 2020-04-21 | 湖北三江航天红阳机电有限公司 | Welding tool and welding method |
| CN111451701A (en) * | 2020-06-10 | 2020-07-28 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN112719883A (en) * | 2020-12-21 | 2021-04-30 | 北京航星机器制造有限公司 | Assembly tool |
| CN112809281A (en) * | 2021-01-21 | 2021-05-18 | 中国长江动力集团有限公司 | Thin-wall multi-groove cover plate welding positioning tool |
| CN114309915A (en) * | 2021-12-31 | 2022-04-12 | 湖北三江航天红阳机电有限公司 | Stirring friction welding method for aluminum alloy cylindrical cabin body with notch and annular rib |
-
2013
- 2013-11-26 CN CN201320754127.3U patent/CN203621838U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105383055A (en) * | 2015-12-11 | 2016-03-09 | 株洲中航动力精密铸造有限公司 | Wax pattern assembly clamp and method for welding and assembling rotary body wax pattern part |
| CN105383055B (en) * | 2015-12-11 | 2017-09-22 | 株洲中航动力精密铸造有限公司 | Assembled wax-pattern assembling clamp and assembling method is welded for rotary body wax-pattern part |
| CN106425266A (en) * | 2016-11-03 | 2017-02-22 | 盘县金阳机械加工有限责任公司 | Jaw back bearing seat welding thermal deformation positioning device and using method thereof |
| CN106392434A (en) * | 2016-11-30 | 2017-02-15 | 中航动力股份有限公司 | Welding fixture for once clamping multiple short ring parts |
| CN107363464A (en) * | 2017-08-22 | 2017-11-21 | 河北天理环保科技有限公司 | A kind of filter pipe weld mold |
| CN111037204A (en) * | 2019-12-31 | 2020-04-21 | 湖北三江航天红阳机电有限公司 | Welding tool and welding method |
| CN111037204B (en) * | 2019-12-31 | 2021-12-21 | 湖北三江航天红阳机电有限公司 | Welding tool and welding method |
| CN111451701A (en) * | 2020-06-10 | 2020-07-28 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN111451701B (en) * | 2020-06-10 | 2022-05-03 | 贵州红湖发动机零部件有限公司 | Seamless tensioning welding fixture for welding conical cylinder |
| CN112719883A (en) * | 2020-12-21 | 2021-04-30 | 北京航星机器制造有限公司 | Assembly tool |
| CN112809281A (en) * | 2021-01-21 | 2021-05-18 | 中国长江动力集团有限公司 | Thin-wall multi-groove cover plate welding positioning tool |
| CN114309915A (en) * | 2021-12-31 | 2022-04-12 | 湖北三江航天红阳机电有限公司 | Stirring friction welding method for aluminum alloy cylindrical cabin body with notch and annular rib |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
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| CX01 | Expiry of patent term |