CN215146158U - Anti-deformation tool for shell ring welding - Google Patents
Anti-deformation tool for shell ring welding Download PDFInfo
- Publication number
- CN215146158U CN215146158U CN202120675594.1U CN202120675594U CN215146158U CN 215146158 U CN215146158 U CN 215146158U CN 202120675594 U CN202120675594 U CN 202120675594U CN 215146158 U CN215146158 U CN 215146158U
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- hydraulic
- output end
- shell ring
- arc
- 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.)
- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 title claims abstract description 18
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 239000007779 soft material Substances 0.000 claims description 3
- 238000005267 amalgamation Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 30
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Abstract
The utility model provides a shell ring welding is with shape frock of preapring for an unfavorable turn of events, it makes when two sections shell ring axial amalgamation welding, the radial deformation that can not take place of shell ring, has ensured the circularity of barrel and the quality of product. The lifting device comprises a central cylinder support, wherein three side-convex connecting blocks are annularly distributed on the periphery of the outer ring of the central cylinder support, each side-convex connecting block is fixedly provided with a radially-outward-convex lifting oil cylinder, the piston output end of each lifting oil cylinder is arranged outwards in the radial direction, a connecting flange is fixedly arranged outside each piston output end, and each connecting flange is fixedly connected with an external arc-shaped pressing block; the hydraulic jacking system is characterized by further comprising a controller, a hydraulic station and a hydraulic output box, wherein a first output end of the hydraulic output box is synchronously connected with a first oil cylinder joint of a first cavity of each jacking oil cylinder, and a second output end of the hydraulic output box is synchronously connected with a second oil cylinder joint of a second cavity of each jacking oil cylinder.
Description
Technical Field
The utility model relates to a technical field of welding frock specifically is shell ring welding is with shape frock of preapring for an unfavorable turn of events.
Background
In the prior art, when two sections of shell rings are welded and assembled, two shell rings are spliced to form an axial splicing structure through axial force, and when the shell rings are actually welded, the radial positions of the two sections of shell rings can deform, so that a barrel formed by welding can generate radial deformation, subsequent secondary processing is required, and therefore a tool capable of preventing the shell rings from radially deforming in the welding connection process is urgently needed.
Disclosure of Invention
To the above problem, the utility model provides a shell ring welding is with shape frock of preapring for an unfavorable turn of events, it makes when two sections shell ring axial amalgamation welding, the radial deformation that can not take place of shell ring, has ensured the circularity of barrel and the quality of product.
Shell ring welding is with shape frock of preapring for an unfavorable turn of events, its characterized in that: the lifting device comprises a central cylinder support, wherein three side-convex connecting blocks are annularly distributed on the periphery of the outer ring of the central cylinder support, each side-convex connecting block is fixedly provided with a radially-outward-convex lifting oil cylinder, the piston output end of each lifting oil cylinder is arranged outwards in the radial direction, a connecting flange is fixedly arranged outside each piston output end, and each connecting flange is fixedly connected with an external arc-shaped pressing block; the hydraulic jacking system is characterized by further comprising a controller, a hydraulic station and a hydraulic output box, wherein a first output end of the hydraulic output box is synchronously connected with a first oil cylinder joint of a first cavity of each jacking oil cylinder, and a second output end of the hydraulic output box is synchronously connected with a second oil cylinder joint of a second cavity of each jacking oil cylinder.
It is further characterized in that:
a first output end of the hydraulic output box is connected with each first oil cylinder joint through a first oil pipe; a second output end of the hydraulic output box is connected with each second oil cylinder joint through a second oil pipe;
the three jacking oil cylinders are provided with arc-shaped pressing blocks with different diameters, and the arc-shaped pressing blocks of the three jacking oil cylinders in an assembled state have the same size;
the connecting block is arranged in the central area of the inner side of the arc-shaped pressing block, and the connecting flange is fixedly connected with the corresponding threaded hole of the connecting block through a bolt, so that the arc-shaped pressing block is ensured to be replaced quickly and conveniently;
the outer arc-shaped pressing surface of the arc-shaped pressing block is made of soft materials, so that the cylinder wall is prevented from being damaged.
Adopt the utility model discloses afterwards, during two sections shell ring axial amalgamation welds, according to the internal diameter of shell ring, assemble the arc briquetting that corresponds the size on jacking cylinder's flange, later with central drum support intercommunication jacking cylinder, the arc briquetting is at the position of need welding between two sections shell rings of packing into, later through controller control hydraulic pressure station through hydraulic output case output hydraulic power, make the synchronous expansion of piston output end, hug closely the inner wall of shell ring connection terminal surface and arrange until every arc briquetting, later carry out welded connection between the shell ring, when it makes two sections shell ring axial amalgamations welds, the radial deformation that can not take place of shell ring, the circularity of barrel and the quality of product have been ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
the hydraulic oil cylinder lifting device comprises a central cylinder support 1, a side convex connecting block 2, a lifting oil cylinder 3, a first cavity 31, a second cavity 32, a piston output end 4, a connecting flange 5, an arc-shaped pressing block 6, an outer arc-shaped pressing surface 61, a controller 7, a hydraulic station 8, a hydraulic output box 9, a first oil cylinder joint 10, a second oil cylinder joint 11, a first oil pipe 12, a second oil pipe 13 and a connecting block 14.
Detailed Description
The shell ring welding is with shape frock of preapring for an unfavorable turn of events, see fig. 1: the lifting device comprises a central cylinder support 1, wherein three side-convex connecting blocks 2 are annularly distributed on the outer ring circumference of the central cylinder support 1, each side-convex connecting block 2 is fixedly provided with a radially outward-convex lifting oil cylinder 3, a piston output end 4 of each lifting oil cylinder 3 is radially outwards arranged, a connecting flange 5 is fixedly arranged outside each piston output end 4, and each connecting flange 5 is fixedly connected with an external arc-shaped pressing block 6; the hydraulic jacking system further comprises a controller 7, a hydraulic station 8 and a hydraulic output box 9, wherein a first output end of the hydraulic output box 9 is synchronously connected with a first oil cylinder joint 10 of the first cavity 31 of each jacking oil cylinder 3, and a second output end of the hydraulic output box 9 is synchronously connected with a second oil cylinder joint 11 of the second cavity 32 of each jacking oil cylinder 3.
A first output end of the hydraulic output box 9 is respectively connected with each first oil cylinder joint 10 through a first oil pipe 12; a second output end of the hydraulic output box 9 is respectively connected with each second oil cylinder joint 11 through a second oil pipe 13;
arc-shaped pressing blocks 6 with different diameters are configured, and the sizes of the arc-shaped pressing blocks 6 of the three jacking oil cylinders 3 in an assembled state are the same;
the connecting block 14 is arranged in the central area of the inner side of the arc-shaped pressing block 6, and the connecting flange 5 is fixedly connected with the corresponding threaded hole of the connecting block 14 through a bolt, so that the arc-shaped pressing block is quickly and conveniently replaced;
the outer arc-shaped pressing surface 61 of the arc-shaped pressing block 6 is made of soft materials, so that the cylinder wall is ensured not to be damaged.
The working principle is as follows: when two sections of shell rings are axially spliced and welded, arc-shaped pressing blocks with corresponding sizes are assembled on a connecting flange of a jacking oil cylinder according to the inner diameter of the shell ring, then a central cylinder support is communicated with the jacking oil cylinder, the arc-shaped pressing blocks are arranged at positions needing to be welded between the two sections of shell rings, then a hydraulic station is controlled by a controller to output hydraulic power through a hydraulic output box, so that the output end of a piston is synchronously expanded until each arc-shaped pressing block is tightly attached to the inner wall of the connecting end face of the shell ring and then welded and connected between the shell rings, when the two sections of shell rings are axially spliced and welded, the radial direction of the shell rings cannot deform, and the roundness of a barrel and the quality of a product are ensured.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. Shell ring welding is with shape frock of preapring for an unfavorable turn of events, its characterized in that: the lifting device comprises a central cylinder support, wherein three side-convex connecting blocks are annularly distributed on the periphery of the outer ring of the central cylinder support, each side-convex connecting block is fixedly provided with a radially-outward-convex lifting oil cylinder, the piston output end of each lifting oil cylinder is arranged outwards in the radial direction, a connecting flange is fixedly arranged outside each piston output end, and each connecting flange is fixedly connected with an external arc-shaped pressing block; the hydraulic jacking system is characterized by further comprising a controller, a hydraulic station and a hydraulic output box, wherein a first output end of the hydraulic output box is synchronously connected with a first oil cylinder joint of a first cavity of each jacking oil cylinder, and a second output end of the hydraulic output box is synchronously connected with a second oil cylinder joint of a second cavity of each jacking oil cylinder.
2. The shell ring welding of claim 1 is with preapring for an unfavorable turn of events frock, its characterized in that: a first output end of the hydraulic output box is connected with each first oil cylinder joint through a first oil pipe; and a second output end of the hydraulic output box is connected with each second oil cylinder joint through a second oil pipe.
3. The shell ring welding of claim 1 is with preapring for an unfavorable turn of events frock, its characterized in that: the three jacking oil cylinders are provided with arc-shaped pressing blocks with different diameters, and the arc-shaped pressing blocks of the three jacking oil cylinders in an assembled state are the same in size.
4. The shell ring welding of claim 1 is with preapring for an unfavorable turn of events frock, its characterized in that: the inner side center area of the arc-shaped pressing block is provided with a connecting block, and the connecting flange is fixedly connected with a corresponding threaded hole of the connecting block through a bolt.
5. The shell ring welding of claim 1 is with preapring for an unfavorable turn of events frock, its characterized in that: the outer arc pressing surface of the arc pressing block is made of soft materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120675594.1U CN215146158U (en) | 2021-04-02 | 2021-04-02 | Anti-deformation tool for shell ring welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120675594.1U CN215146158U (en) | 2021-04-02 | 2021-04-02 | Anti-deformation tool for shell ring welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215146158U true CN215146158U (en) | 2021-12-14 |
Family
ID=79358026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120675594.1U Expired - Fee Related CN215146158U (en) | 2021-04-02 | 2021-04-02 | Anti-deformation tool for shell ring welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215146158U (en) |
-
2021
- 2021-04-02 CN CN202120675594.1U patent/CN215146158U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5199751A (en) | Pressure hose coupling collar and method for producing same | |
| JPS6034522A (en) | Annular bellows for hydraulic pressing device and manufacture thereof | |
| CN201799811U (en) | Shell deformation preventing tool | |
| CN215146158U (en) | Anti-deformation tool for shell ring welding | |
| CN102797763A (en) | Novel hydraulic expansion sleeve | |
| US3710434A (en) | Explosive pipe coupling method | |
| CN204639656U (en) | A kind of sealing ring turning tool | |
| CA2182811A1 (en) | Method of manufacturing a corrugated metallic pipe and a tool for effecting same | |
| JPS591493B2 (en) | Cylinder cylinder size | |
| MX2007011171A (en) | Flared cone fitting. | |
| CN110131493B (en) | Circumferential force-increasing clamping and pressing type submarine pipeline connector | |
| CN103639669B (en) | The manufacture method of steel cylinder telescopic expansion joint | |
| CN108723804B (en) | Expansion core machining clamp | |
| CN207914522U (en) | A kind of anti-eccentric swaging tools | |
| CN219337560U (en) | Combined sealing ring expanding device | |
| US2790655A (en) | Fabricated sheet metal pipe line fitting | |
| CN202274216U (en) | Double-socket flexible casing | |
| CN213918022U (en) | Manual press fitting tool for half shaft oil seal | |
| CN216177996U (en) | Expansion clamp for welding semi-closed cylindrical part | |
| CN212928363U (en) | Novel hydraulic cylinder with U-shaped ring | |
| JP3312147B2 (en) | Jig device for circumferential welding of cylindrical object and welding method using the same | |
| CN110645354B (en) | Sealing rubber ring for pipe fitting hydraulic pressure pressing | |
| CN219520247U (en) | Motor shaft press riveting necking tool | |
| CN217890822U (en) | Assembling device for graphite sealing structure | |
| CN215431204U (en) | Pipe end finishing machine capable of realizing pipe end flaring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |