CN205393915U - Deformation support frock is prevented to major diameter thin wall barrel - Google Patents
Deformation support frock is prevented to major diameter thin wall barrel Download PDFInfo
- Publication number
- CN205393915U CN205393915U CN201620191279.0U CN201620191279U CN205393915U CN 205393915 U CN205393915 U CN 205393915U CN 201620191279 U CN201620191279 U CN 201620191279U CN 205393915 U CN205393915 U CN 205393915U
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- curved support
- thin wall
- rod section
- spiro rod
- wall barrel
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Abstract
The utility model relates to an auxiliary fixtures to a deformation support frock is prevented to major diameter thin wall barrel is disclosed, support the frock and include the support ring, the support ring comprises at least two arc supporting component (1) interconnect, is provided with at least one arc support head (2) on every arc supporting component (1), the flexible regulation direction that every arc supported head (2) roughly is located support ring radial. The utility model discloses an out -of -roundness of the better control thin wall barrel of deformation support frock is prevented to major diameter thin wall barrel ability can be adjusted the local out -of -roundness of thin wall barrel, and the unfitness of butt joint in the time of guaranteeing the butt joint of thin wall barrel shell ring meets the demands, and the adjustment is nimble, must not weld and demolish and polish, convenient to use to repeatedly usable, the station condition of inner wall automatic welding of circumferential seams in the time of satisfying the butt joint of major diameter thin wall barrel shell ring.
Description
Technical field
This utility model relates to a kind of auxiliary mould, especially a kind of Anti-deformation support frock for large diameter thin wall tubular workpiece.
Background technology
At present, in nuclear power, chemical container products, there are two kinds for what the control method of circularity in large-diameter thin-wall cylinder body manufacture process was commonly used.
The first: as shown in Figure 1, star strut is increased at thin-wall barrel inwall, thin-wall barrel is held round by the radiai adjustment that this star strut is the several adjustable supports axles dispersed to surrounding by center disk from inside, improves the rigidity of thin-wall barrel, it is ensured that during the docking of thin-wall barrel shell ring circularity.But the increase along with thin-wall barrel diameter, especially when barrel diameter is more than 3000mm, only by the several adjustable nodal axisn of star strut, demand to circularity when being difficult to meet the docking of thin-wall barrel shell ring, cylinder out-of-roundness is more big, local unfitness of butt joint is more big, and shell ring butt joint ring seam welding quality is less susceptible to be guaranteed.Furthermore, adopt this kind of supporting construction can directly affect the automatic welding of thin-wall barrel inwall circumferential weld, because in welding process, cylinder rotates on turning rolls, and the support arm of star strut can interfere with the spider of welding machine, thus affecting welding.
The second: as shown in Figure 2, annular brace arc plate is increased at thin-wall barrel inwall, this kind of supporting way is that the inwall of annular brace arc plate Yu thin-wall barrel is carried out spot welding, and ensure that its spot welding is firm, removed again after thin-wall barrel shell ring has docked, but spot welding place of annular brace arc plate Yu cylinder inboard wall need to be polished when removing supporting arc plate, but in order to reduce manufacturing cost in manufacture course of products, the steel plate blank thickness selected when cylinder manufactures is almost without surplus, when spot welding place is polished, it is difficult to ensure that the wall thickness after detail sanding meets drawing requirement, especially nuclear power product, allow polishing hardly.Meanwhile, this supporting construction is not easy to adjustment when thin-wall barrel shell ring docks to circular seam local out-of-roundness；Further, when thin-wall barrel is relatively large in diameter, in order to ensure that supporting arc plate has enough rigidity, it is necessary to be welded with auxiliary in the side of supporting arc plate and support, this auxiliary support can interfere with the spider of welding machine, affects the automatic welding of cylinder inboard wall circumferential weld.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of out-of-roundness that can better control large diameter thin wall cylinder, thin-wall barrel local out-of-roundness can be adjusted, can guarantee that unfitness of butt joint when thin-wall barrel shell ring docks meets requirement, the thin-wall barrel Anti-deformation support frock of the station condition of inwall automatic welding of circumferential seams during the docking of large diameter thin wall cylinder shell ring can be met.
This utility model solves its technical problem the technical scheme is that large diameter thin wall cylinder Anti-deformation support frock, including frock main body, described frock main body includes a pushing out ring, described pushing out ring is interconnected to constitute by least two curved support assembly, being provided with at least one curved support head on each curved support assembly, the telescopic adjustment direction of described each curved support head is located substantially at the radial direction of a described pushing out ring.
Further, described curved support assembly lateral surface is provided with the first screwed hole that the number of quantity and curved support head matches, described curved support head medial surface is provided with the connecting portion of a hollow, connecting portion is provided with second screwed hole, the first screwed hole and the second screwed hole towards the center of curved support assembly and is connected by screw rod.
Further, described screw rod includes the first spiro rod section, the second spiro rod section and the 3rd spiro rod section that set gradually, diameter and first screwed hole of the first spiro rod section match, diameter and second screwed hole of the 3rd spiro rod section match, the diameter of the first spiro rod section is more than the diameter of the 3rd spiro rod section, the diameter of the 3rd spiro rod section is more than the diameter of the second spiro rod section, and the length of the 3rd spiro rod section is less than the cavity thickness of described connecting portion.
Further, described curved support assembly is inter-connected via a bolt joint composition pushing out ring with adjacent curved support assembly.
The beneficial effects of the utility model are: large diameter thin wall cylinder Anti-deformation support frock of the present utility model can better control the out-of-roundness of thin-wall barrel, thin-wall barrel local out-of-roundness can be adjusted, can guarantee that unfitness of butt joint when thin-wall barrel shell ring docks meets requirement, adjust flexibly, must not weld and remove polishing, easy to use and reusable, the station condition of inwall automatic welding of circumferential seams during the docking of large diameter thin wall cylinder shell ring can be met.
Accompanying drawing explanation
Fig. 1 is the structural representation of anti-deformation star strut.
Fig. 2 is the structural representation of anti-deformation annular brace.
Fig. 3 is the structural representation of large diameter thin wall cylinder Anti-deformation support frock.
Fig. 4 is the structural representation after curved support assembly is connected with curved support head.
Fig. 5 is the structural representation of screw rod.
Fig. 6 is the structural representation of curved support head.
Fig. 7 is the top view of connecting portion.
Figure is labeled as: 1-curved support assembly, 2-curved support head, 3-cuboid, 4-the first spiro rod section, 5-the second spiro rod section, 6-the 3rd spiro rod section, 7-screw rod, 8-the second screwed hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is further illustrated.
As shown in Fig. 3～Fig. 7, large diameter thin wall cylinder Anti-deformation support frock of the present utility model includes ten curved support assemblies 1, curved support assembly 1 is inter-connected via a bolt joint composition pushing out ring with adjacent curved support assembly 1, can large diameter thin wall cylinder entirety be held round by the supporting role of a pushing out ring.The mode of a pushing out ring it is made up of, it is possible to by increasing and decreasing the curved support component count used, it is achieved the adjustment of certain limit inside support ring diameter, thus being applicable to the workpiece for barrel of different-diameter multiple curved support assemblies.Each curved support assembly 1 is equidistantly provided with three curved support heads 2, the telescopic adjustment direction of each curved support head 2 is located substantially at the radial direction of a described pushing out ring, described substantially, the telescopic adjustment direction referring to curved support head 2 is designed as the radial direction of a pushing out ring, actually owing to regulating the needs of out-of-roundness, there is the amplitude of fluctuation in set point in the telescopic adjustment direction allowing its reality relative to design direction, thus the convenient adjustment to local out-of-roundness；Curved support head 2 is connected by screw rod 7 is fixing with curved support assembly 1.Three the first screwed holes are equidistantly had at curved support assembly 1 medial surface, then the screw rod 7 medial surface precession the first screwed hole from curved support assembly 1 is used, the connecting portion 3 of a hollow it is provided with in the middle part of the medial surface of curved support head 2, this connecting portion 3 is provided with second screwed hole 8 towards the center of curved support assembly, the diameter of the second screwed hole 8, less than the diameter of the first screwed hole, then proceedes to screw rod 7 precession the second screwed hole 8 until the 3rd spiro rod section 6 of screw rod 7 is completely in the cavity to connecting portion 3；First spiro rod section 4 diameter of screw rod 7 and the first screwed hole match, and diameter and second screwed hole 8 of the 3rd spiro rod section 6 match, and the length of the 3rd spiro rod section 6 is less than the cavity thickness of connecting portion 3, and the diameter of the second spiro rod section 5 is less than the diameter of the 3rd spiro rod section 6.Owing to the length of the 3rd spiro rod section 6 is less than the cavity thickness of connecting portion 3, and second the diameter of spiro rod section 5 less than the diameter of the 3rd spiro rod section 6, making when making the 3rd spiro rod section 6 act on curved support head 2 by precession the first spiro rod section 4, the second spiro rod section 5 can be freely movable in the cavity of connection member 3；When by precession screw rod 7 to curved support head force to regulate the out-of-roundness of thin-wall barrel time, it is possible to make connecting portion 3 be not subjected to the effect of power, can guarantee that connecting portion 3 deforms without pressurized after a long time use；When curved support head 2 removed by needs, owing to curved support head 2 is not now fixed, move out together with curved support head 2 by screwing out screw rod 7 gradually, when space between thin-wall barrel and curved support head 2 is sufficiently large, now have only to use external force to continue to screw out screw rod 7 until screw rod 7 completely disengages from connecting portion 3 after fixed for curved support head 2.Meanwhile, in order to make curved support head 2 and screw rod 7 better fit, the 3rd spiro rod section 6 end of screw rod 7 and the part that contacts with curved support head 2 thereof are set to the cone shape being mutually matched.It addition, curved support assembly 1 is bolted with adjacent curved support assembly 1 so that the dismounting of this supporting tool becomes very convenient.
Obviously, the length of curved support assembly 1, quantity and the pushing out ring size being made up of it are determined according to the diameter of thin-wall barrel, are not limited to ten described in detailed description of the invention；The diameter that the quantity of curved support head 2 and the position of the strong point are also the length according to curved support assembly 1 and thin-wall barrel is determined, is also not necessarily limited to three described in detailed description of the invention.
Thin-wall barrel entirety is held round by large diameter thin wall cylinder Anti-deformation support frock of the present utility model by a pushing out ring, can better control the out-of-roundness of thin-wall barrel, then again through curved support head 2, the out-of-roundness of thin-wall barrel local being adjusted, when making thin-wall barrel shell ring dock, the unfitness of butt joint of cylinder meets requirement.It is understood that, adopt inwall automatic welding of circumferential seams can control welding deformation preferably and the impact on cylinder roundness, linearity is shunk in welding, and can effectively ensure the welding quality of thin-wall barrel shell ring docking circumferential weld, and Anti-deformation support frock of the present utility model does not use support arm, support also without being welded with auxiliary, when welding machine rotary motion in cylinder circumference, welding machine will not interfere with supporting tool, it is possible to ensures the automatic welding of thin-wall barrel inwall docking circumferential weld.Meanwhile, curved support assembly 1 and thin-wall barrel need not be carried out spot welding by Anti-deformation support frock of the present utility model, eliminate polishing to thin-wall barrel influence of wall thickness.
Claims (4)
1. large diameter thin wall cylinder Anti-deformation support frock, including frock main body, it is characterized in that: described frock main body includes a pushing out ring, described pushing out ring is interconnected to constitute by least two curved support assembly (1), being provided with at least one curved support head (2) on each curved support assembly (1), the telescopic adjustment direction of described each curved support head (2) is located substantially at the radial direction of a described pushing out ring.
2. large diameter thin wall cylinder Anti-deformation support frock according to claim 1, it is characterized in that: described curved support assembly (1) lateral surface is provided with the first screwed hole that the number of quantity and curved support head (2) matches, described curved support head (2) medial surface is provided with the connecting portion (3) of a hollow, connecting portion (3) is provided with second screwed hole (8), the first screwed hole and the second screwed hole (8) by screw rod (7) connection towards the center of curved support assembly (1).
3. large diameter thin wall cylinder Anti-deformation support frock according to claim 2, it is characterized in that: described screw rod (7) includes the first spiro rod section (4) set gradually, second spiro rod section (5) and the 3rd spiro rod section (5), diameter and first screwed hole of the first spiro rod section (4) match, diameter and second screwed hole (8) of the 3rd spiro rod section (6) match, the diameter of the first spiro rod section (4) is more than the diameter of the 3rd spiro rod section (6), the diameter of the 3rd spiro rod section (6) is more than the diameter of the second spiro rod section (5), and the 3rd the length of spiro rod section (6) less than the cavity thickness of described connecting portion (3).
4. large diameter thin wall cylinder Anti-deformation support frock according to claim 1, it is characterised in that: it is inter-connected via a bolt joint composition pushing out ring between described curved support assembly (1) and adjacent curved support assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191279.0U CN205393915U (en) | 2016-03-14 | 2016-03-14 | Deformation support frock is prevented to major diameter thin wall barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620191279.0U CN205393915U (en) | 2016-03-14 | 2016-03-14 | Deformation support frock is prevented to major diameter thin wall barrel |
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| CN205393915U true CN205393915U (en) | 2016-07-27 |
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| CN201620191279.0U Active CN205393915U (en) | 2016-03-14 | 2016-03-14 | Deformation support frock is prevented to major diameter thin wall barrel |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271386A (en) * | 2016-10-09 | 2017-01-04 | 哈尔滨电机厂有限责任公司 | Lobe thin-walled cartridge type part is divided to reduce deformation technique method |
| CN106271354A (en) * | 2016-08-29 | 2017-01-04 | 西安航天动力机械厂 | A kind of self centering internal stay tool |
| CN107081552A (en) * | 2017-05-18 | 2017-08-22 | 济南重工股份有限公司 | A kind of shield tail shield anti-deformation tool |
| CN107617989A (en) * | 2017-09-29 | 2018-01-23 | 苏州海陆重工股份有限公司 | Pin-connected panel holds round frock |
| CN108608141A (en) * | 2018-06-29 | 2018-10-02 | 上海宝冶集团有限公司 | Polygon slab workpiece main weld displacement device and welding method |
| CN109570501A (en) * | 2018-11-20 | 2019-04-05 | 西安增材制造国家研究院有限公司 | A kind of increasing material manufacturing thin-walled revolving meber anti-deformation device and its application method |
| CN109827336A (en) * | 2019-04-03 | 2019-05-31 | 王劲杰 | A kind of water heater |
| CN110273059A (en) * | 2018-03-14 | 2019-09-24 | 兰州兰石重型装备股份有限公司 | Large thin-wall container inner wall heat treatment deformation tooling and its application method |
| CN110695888A (en) * | 2019-11-18 | 2020-01-17 | 四川航天长征装备制造有限公司 | Quick-release type inner supporting device |
| CN111015262A (en) * | 2019-12-13 | 2020-04-17 | 首都航天机械有限公司 | Roundness control clamping device for thin-wall cylindrical part |
| CN111283371A (en) * | 2020-03-09 | 2020-06-16 | 青岛联合智造科技有限公司 | Large-scale section of thick bamboo automatic weld detects fixing device |
| CN111571129A (en) * | 2020-05-11 | 2020-08-25 | 哈尔滨锅炉厂有限责任公司 | Manufacturing method of large-diameter thin-wall circular ring of pressure-bearing equipment |
| CN112112446A (en) * | 2020-09-21 | 2020-12-22 | 新兴能源装备股份有限公司 | Novel outer barrel inner support tool |
| CN114290005A (en) * | 2022-02-25 | 2022-04-08 | 中国船舶重工集团公司第十二研究所 | Machining deformation control device and method for thin-wall titanium alloy welded cylinder |
| CN115609137A (en) * | 2022-09-27 | 2023-01-17 | 青岛寰宇乾堃航天特种设备有限公司 | Internal support fixture for barrel circumferential seam deflection welding |
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2016
- 2016-03-14 CN CN201620191279.0U patent/CN205393915U/en active Active
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271354A (en) * | 2016-08-29 | 2017-01-04 | 西安航天动力机械厂 | A kind of self centering internal stay tool |
| CN106271354B (en) * | 2016-08-29 | 2018-06-29 | 西安航天动力机械厂 | A kind of self centering inner support tool |
| CN106271386A (en) * | 2016-10-09 | 2017-01-04 | 哈尔滨电机厂有限责任公司 | Lobe thin-walled cartridge type part is divided to reduce deformation technique method |
| CN107081552A (en) * | 2017-05-18 | 2017-08-22 | 济南重工股份有限公司 | A kind of shield tail shield anti-deformation tool |
| CN107617989A (en) * | 2017-09-29 | 2018-01-23 | 苏州海陆重工股份有限公司 | Pin-connected panel holds round frock |
| CN107617989B (en) * | 2017-09-29 | 2023-10-13 | 苏州海陆重工股份有限公司 | Assembled circle supporting tool |
| CN110273059A (en) * | 2018-03-14 | 2019-09-24 | 兰州兰石重型装备股份有限公司 | Large thin-wall container inner wall heat treatment deformation tooling and its application method |
| CN108608141A (en) * | 2018-06-29 | 2018-10-02 | 上海宝冶集团有限公司 | Polygon slab workpiece main weld displacement device and welding method |
| CN109570501B (en) * | 2018-11-20 | 2021-06-22 | 西安增材制造国家研究院有限公司 | Anti-deformation device for thin-wall rotating part manufactured by additive manufacturing and use method of anti-deformation device |
| CN109570501A (en) * | 2018-11-20 | 2019-04-05 | 西安增材制造国家研究院有限公司 | A kind of increasing material manufacturing thin-walled revolving meber anti-deformation device and its application method |
| CN109827336A (en) * | 2019-04-03 | 2019-05-31 | 王劲杰 | A kind of water heater |
| CN110695888A (en) * | 2019-11-18 | 2020-01-17 | 四川航天长征装备制造有限公司 | Quick-release type inner supporting device |
| CN110695888B (en) * | 2019-11-18 | 2021-06-11 | 四川航天长征装备制造有限公司 | Quick-release type inner supporting device |
| CN111015262A (en) * | 2019-12-13 | 2020-04-17 | 首都航天机械有限公司 | Roundness control clamping device for thin-wall cylindrical part |
| CN111283371A (en) * | 2020-03-09 | 2020-06-16 | 青岛联合智造科技有限公司 | Large-scale section of thick bamboo automatic weld detects fixing device |
| CN111571129A (en) * | 2020-05-11 | 2020-08-25 | 哈尔滨锅炉厂有限责任公司 | Manufacturing method of large-diameter thin-wall circular ring of pressure-bearing equipment |
| CN112112446A (en) * | 2020-09-21 | 2020-12-22 | 新兴能源装备股份有限公司 | Novel outer barrel inner support tool |
| CN114290005A (en) * | 2022-02-25 | 2022-04-08 | 中国船舶重工集团公司第十二研究所 | Machining deformation control device and method for thin-wall titanium alloy welded cylinder |
| CN115609137A (en) * | 2022-09-27 | 2023-01-17 | 青岛寰宇乾堃航天特种设备有限公司 | Internal support fixture for barrel circumferential seam deflection welding |
| CN115609137B (en) * | 2022-09-27 | 2023-09-15 | 青岛寰宇乾堃航天特种设备有限公司 | Inner supporting clamp for displacement welding of circumferential seams of cylinder |
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