CN104588900A - Device and method for reducing super slenderness ratio assembly welding deformation - Google Patents
Device and method for reducing super slenderness ratio assembly welding deformation Download PDFInfo
- Publication number
- CN104588900A CN104588900A CN201410728431.XA CN201410728431A CN104588900A CN 104588900 A CN104588900 A CN 104588900A CN 201410728431 A CN201410728431 A CN 201410728431A CN 104588900 A CN104588900 A CN 104588900A
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- China
- Prior art keywords
- slenderness ratio
- fixing tool
- welded
- water inlet
- inlet pipe
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Classifications
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- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
-
- 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
- B23K37/0426—Fixtures for other work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention provides a device for reducing super slenderness ratio assembly welding deformation. The device comprises a bracket tool and at least one fixing tool. The fixing tool is installed on the installation reference plane of the bracket tool. The device further comprises two plugs, two quick couplings, a water inlet pipe and a water outlet pipe. The two quick couplings are connected with the two plugs respectively. The water inlet pipe and the water outlet pipe are installed on the two quick couplings respectively. The two plugs, the two quick couplings, the water inlet pipe and the water outlet pipe are equally distributed at the two ends of the bracket tool. The invention further provides a method for reducing super slenderness ratio assembly welding deformation. The method and device are simple and effective, the positioning welding technology of a super slenderness ratio thin wall simple assembly is obtained, the production key is broken through, no complex adjustment of the position dimension of assemblies is needed, the working efficiency is obviously improved, and the quality is reliably ensured.
Description
Technical field
The present invention relates to welding technology field, particularly, relate to a kind of device and method reducing the distortion of super slenderness ratio components welding.
Background technology
Super slenderness ratio thin-wall barrel component, be made up of cylindrical shell and support bar, wall thickness is thin, and poor rigidity is yielding.Existing common processes scheme is: the excircle dimension precision first controlling cylindrical shell and support bar, support bar is fitted on the periphery of cylindrical shell and is welded and fixed the first place after (namely tangent).Then according to first fixing point one by one centering weld other fixing points.
The realization of the technical requirement such as cylindrical shell and support bar all under the prerequisite overcoming distortion, therefore for guaranteeing product quality, also must must guarantee to eliminate distortion, determining cylindrical shell and support bar mutual alignment, then implement to be welded and fixed.Because weld seam quantity is many, according to existing processing scheme, welding process causes torsional deformation, and dimensional accuracy is difficult to control, and size centering is also very difficult, and process is loaded down with trivial details and straightness error can be caused to increase, and virtually adds working time and cost, inefficiency.
Summary of the invention
The present invention is directed to above shortcomings in prior art, provide a kind of device and method reducing the distortion of super slenderness ratio components welding.
The present invention is achieved by the following technical solutions.
According to an aspect of the present invention, provide a kind of device reducing the distortion of super slenderness ratio components welding, comprising: bracket tool and fixing tool, described fixing tool is at least one, and is arranged in the reference for installation plane of bracket tool;
Also comprise two plugs, two snap joints, water inlet pipe and outlet pipes, described two snap joints are connected respectively at two plugs, and described water inlet pipe and outlet pipe are arranged in two snap joints respectively.
Preferably, described two plugs, two snap joints, water inlet pipe and outlet pipe mean allocation are at the two ends of bracket tool; Described water inlet pipe is connected with outside running water.
Preferably, also comprise fixing tool upper cover, under duty, described fixing tool upper cover is arranged on fixing tool.
According to an aspect of the present invention, provide a kind of method reducing the distortion of super slenderness ratio components welding, comprise the steps:
Step 1, is fixedly mounted in the reference for installation plane of bracket tool by fixing tool after female component to be welded and several sub-components to be welded being coordinated, and adjust size;
Step 2, is arranged in the two ends of female component to be welded respectively by plug, snap joint, water inlet pipe and outlet pipe;
Step 3, water inlet pipe connects running water to water-filling in female component to be welded, till outlet pipe flows out water;
Step 4, carries out segmentation welding between female component to be welded and sub-component to be welded, and in welding process, running water is in flow regime always.
Preferably, in described step 2, outlet pipe is at least partly higher than the height of female component to be welded.
Preferably, in described step 1, after adjust size, fixing tool upper cover is arranged on fixing tool.
Compared with prior art, the present invention has following beneficial effect:
1, by using welding tooling (device) and water cooling technology (method), the welding deformation that slenderness ratio reaches the thin-wall barrel assembly of 42 can be reduced;
2, the present invention is simple and easy and effective, solves the positioning welding technology of super slenderness ratio sub-assembly, breaches to produce crucial, and without the need to carrying out the loaded down with trivial details adjustment of sub-assembly mutual alignment size, operating efficiency significantly improves, and quality obtains Reliable guarantee;
3, welding tooling (device) has the advantages that structure is simple, precision is high.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is the structural representation that the present invention reduces the device of super slenderness ratio components welding distortion;
Fig. 2 is the operating diagram that the present invention reduces the method for super slenderness ratio components welding distortion;
Fig. 3 is female component to be welded in embodiment of the present invention and sub-component scheme of installation to be welded, and wherein, (a) is top view, and (b) is side view;
In figure: 1 is bracket tool, 2 is fixing tool, and 301 is the first plug, and 302 is the second plug, and 401 is snap joint, and 5 is water inlet pipe, and 6 is outlet pipe, and 7 is female component to be welded, and 8 is sub-component to be welded.
Detailed description of the invention
Below embodiments of the invention are elaborated: the present embodiment is implemented under premised on technical solution of the present invention, give detailed embodiment and concrete operating process.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Present embodiments provide a kind of device reducing the distortion of super slenderness ratio components welding, comprising: bracket tool 1 and fixing tool 2, described fixing tool 2 is at least one, and is arranged on the reference for installation plane A of bracket tool 1;
Also comprise two plugs, two snap joints, water inlet pipe 5 and outlet pipes 6, described two snap joints are connected respectively at two plugs, and described water inlet pipe 5 and outlet pipe 6 are arranged in two snap joints respectively.
Further, described two plugs, two snap joints, water inlet pipe 5 and outlet pipe 6 mean allocation are at the two ends of bracket tool 1.
Further, described water inlet pipe is connected with outside running water.
Further, also comprise fixing tool upper cover, under duty, described fixing tool upper cover is arranged on fixing tool 2.
The reduction that the present embodiment provides surpasses the device of slenderness ratio components welding distortion, and its welding method, comprises the steps:
Step 1, is fixedly mounted in the reference for installation plane of bracket tool by fixing tool after female component 7 to be welded and several sub-components 8 to be welded being coordinated, and adjust size;
Step 2, is arranged in the two ends of female component 7 to be welded respectively by plug, snap joint, water inlet pipe 5 and outlet pipe 6;
Step 3, the external running water of water inlet pipe 5 to water-filling in female component 1 to be welded, till outlet pipe 6 flows out water;
Step 4, carry out segmentation welding between female component 7 to be welded and sub-component to be welded 8, in welding process, running water is in flow regime always.
Further, in described step 2, outlet pipe 6 is at least partly higher than the height of female component 7 to be welded.
Further, in described step 1, after adjust size, fixing tool 2 upper cover is arranged on fixing tool.
Be described further below in conjunction with the embodiment of instantiation to the present embodiment.
As shown in Figure 3, the sub-assembly to be welded of this example comprises as the cylindrical shell of female component to be welded and the support bar built as subgroup to be welded.
The length of cylindrical shell is 4500 millimeters, outside diameter 108 millimeters, wall thickness 4 millimeters;
Uniform three length 4566 millimeters of outer round surface of cylindrical shell, the support bar of diameter 10 millimeters;
Sub-assembly welding designing requirement be: the mounting means of three support bars and cylindrical shell as shown in Figure 3:
Three support bars (namely forming the space angle of 120 degree between three support bars) are specifying a little and cylindrical shell two-sided welding with the contact portion of cylindrical shell, and the long 30mm of every bar weld seam, every root support bar welds 96 weld seams, and three support bars amount to weldering 288 weld seams.
Solder technology condition:
The non-warping distortion of welding rear cylinder body, cylindrical shell straightness error is not more than 1mm.
1, welding tooling (device) is fixed:
Device is illustrated in fig. 1 shown below:
Wherein: bracket tool 1, cylindrical shell and support bar fixing tool 8
The reference for installation plane of bracket tool is first installed cylindrical shell and support bar fixing tool base, then puts into cylindrical shell 1 and support bar 3, cover fixing tool upper cover, adjust installation dimension, fixing tool upper cover is fixed.
2, water-cooled valve welding:
Frock drawing (welding method operating diagram) as shown in Figure 2
In the frock that cylindrical shell and support bar are fixed in advance, at two ends of cylindrical shell, plug, snap joint, water pipes etc. are installed, open running water, make cylindrical shell be full of water (till outlet pipe flows out water, outlet pipe some exceed cylindrical shell height).Then carry out segmentation welding, during welding, running water is in flow regime always.
In this example, the largest cumulative error of sub-assembly processing is less than 0.7 millimeter, and consider the welding deformation (deflection of spot welding is little) of local, total deflection is less than 1 millimeter, can meet design requirement.
The reduction that the present embodiment provides surpasses the device and method of slenderness ratio components welding distortion, simple and easy and effective, solve the positioning welding technology of super slenderness ratio thin-wall barrel sub-assembly, breach and produce key, without the need to carrying out the loaded down with trivial details adjustment of sub-assembly mutual alignment size, operating efficiency significantly improves, and quality obtains Reliable guarantee.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (6)
1. reduce a device for super slenderness ratio components welding distortion, it is characterized in that, comprising: bracket tool and fixing tool, described fixing tool is at least one, and is arranged in the reference for installation plane of bracket tool;
Also comprise two plugs, two snap joints, water inlet pipe and outlet pipes, described two snap joints are connected respectively at two plugs, and described water inlet pipe and outlet pipe are arranged in two snap joints respectively.
2. reduction according to claim 1 surpasses the device of slenderness ratio components welding distortion, and it is characterized in that, described two plugs, two snap joints, water inlet pipe and outlet pipe mean allocation are at the two ends of bracket tool; Described water inlet pipe is connected with outside running water.
3. reduction according to claim 1 surpasses the device of slenderness ratio components welding distortion, and it is characterized in that, also comprise fixing tool upper cover, under duty, described fixing tool upper cover is arranged on fixing tool.
4. reduce a method for super slenderness ratio components welding distortion, it is characterized in that, adopt the reduction according to any one of claim 1 or 2 to surpass the device of slenderness ratio components welding distortion, comprise the steps:
Step 1, is fixedly mounted in the reference for installation plane of bracket tool by fixing tool after female component to be welded and several sub-components to be welded being coordinated, and adjust size;
Step 2, is arranged in the two ends of female component to be welded respectively by plug, snap joint, water inlet pipe and outlet pipe;
Step 3, water inlet pipe connects running water to water-filling in female component to be welded, till outlet pipe flows out water;
Step 4, carries out segmentation welding between female component to be welded and sub-component to be welded, and in welding process, running water is in flow regime always.
5. reduction according to claim 4 surpasses the method for slenderness ratio components welding distortion, and it is characterized in that, in described step 2, outlet pipe is at least partly higher than the height of female component to be welded.
6. reduction according to claim 4 surpasses the method for slenderness ratio components welding distortion, it is characterized in that, in described step 1, after adjust size, is arranged on fixing tool by fixing tool upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728431.XA CN104588900A (en) | 2014-12-03 | 2014-12-03 | Device and method for reducing super slenderness ratio assembly welding deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410728431.XA CN104588900A (en) | 2014-12-03 | 2014-12-03 | Device and method for reducing super slenderness ratio assembly welding deformation |
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| Publication Number | Publication Date |
|---|---|
| CN104588900A true CN104588900A (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410728431.XA Pending CN104588900A (en) | 2014-12-03 | 2014-12-03 | Device and method for reducing super slenderness ratio assembly welding deformation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496424A (en) * | 2020-05-06 | 2020-08-07 | 徐州徐工基础工程机械有限公司 | Welding anti-deformation device for rotary drilling drill rod body and outer key |
| CN111571051A (en) * | 2020-05-06 | 2020-08-25 | 徐州徐工基础工程机械有限公司 | Pre-welding preheating and post-welding heat treatment system and method for outer key of rotary drilling drill rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61222684A (en) * | 1985-03-29 | 1986-10-03 | Mitsubishi Heavy Ind Ltd | Welding method for outer tube of thin duplex tube |
| CN102513760A (en) * | 2011-12-14 | 2012-06-27 | 上海新力机器厂 | Positioning processing method of cylinder member with large slenderness ratio |
| CN103659122A (en) * | 2013-12-13 | 2014-03-26 | 合肥实华管件有限责任公司 | Manifold nozzle welding method and nozzle positioning tool |
| CN203541955U (en) * | 2013-10-29 | 2014-04-16 | 中外合资沃得重工（中国）有限公司 | Circulating water cooling gasket device for welding |
| CN203649689U (en) * | 2013-12-30 | 2014-06-18 | 湖北弘毅钢结构工程有限公司 | Water cooling device for steel plate butt-seam welding equipment |
| CN104128694A (en) * | 2014-07-24 | 2014-11-05 | 江门市新会区同达化工机械制造有限公司 | Longitudinal seam red copper liner welding process of steel sheet pressure vessel and red copper liner used by same |
-
2014
- 2014-12-03 CN CN201410728431.XA patent/CN104588900A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61222684A (en) * | 1985-03-29 | 1986-10-03 | Mitsubishi Heavy Ind Ltd | Welding method for outer tube of thin duplex tube |
| CN102513760A (en) * | 2011-12-14 | 2012-06-27 | 上海新力机器厂 | Positioning processing method of cylinder member with large slenderness ratio |
| CN203541955U (en) * | 2013-10-29 | 2014-04-16 | 中外合资沃得重工（中国）有限公司 | Circulating water cooling gasket device for welding |
| CN103659122A (en) * | 2013-12-13 | 2014-03-26 | 合肥实华管件有限责任公司 | Manifold nozzle welding method and nozzle positioning tool |
| CN203649689U (en) * | 2013-12-30 | 2014-06-18 | 湖北弘毅钢结构工程有限公司 | Water cooling device for steel plate butt-seam welding equipment |
| CN104128694A (en) * | 2014-07-24 | 2014-11-05 | 江门市新会区同达化工机械制造有限公司 | Longitudinal seam red copper liner welding process of steel sheet pressure vessel and red copper liner used by same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496424A (en) * | 2020-05-06 | 2020-08-07 | 徐州徐工基础工程机械有限公司 | Welding anti-deformation device for rotary drilling drill rod body and outer key |
| CN111571051A (en) * | 2020-05-06 | 2020-08-25 | 徐州徐工基础工程机械有限公司 | Pre-welding preheating and post-welding heat treatment system and method for outer key of rotary drilling drill rod |
| CN111571051B (en) * | 2020-05-06 | 2022-04-01 | 徐州徐工基础工程机械有限公司 | Pre-welding preheating and post-welding heat treatment system and method for outer key of rotary drilling drill rod |
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Application publication date: 20150506 |