CN208196014U - A kind of anti-welding deformation tooling for starching spool - Google Patents
A kind of anti-welding deformation tooling for starching spool Download PDFInfo
- Publication number
- CN208196014U CN208196014U CN201820430433.4U CN201820430433U CN208196014U CN 208196014 U CN208196014 U CN 208196014U CN 201820430433 U CN201820430433 U CN 201820430433U CN 208196014 U CN208196014 U CN 208196014U
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- flange
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- spool
- flange circle
- starching
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Abstract
The utility model relates to welding procedure equipment technology fields, it discloses a kind of anti-welding deformation toolings for starching spool, including for connecting the positive first flange circle of flange on slurry spool flanging joint, the second flange circle for connecting the flange back side, and the screw bolt and nut for flange, the second flange circle on the first flange circle, flanging joint to be fixed together, the mutual corresponding bolt hole in position is respectively equipped on the first flange circle and second flange circle, the bolt is mounted in the bolt hole and is secured with nuts.The utility model can effectively reduce deformation when slurry spool pipeline and flanging joint welding, improve the planarization of the flange on flanging joint, sealing effect is good after starching spool pipeline joint.
Description
Technical field
The utility model relates to welding procedure equipment technology fields, and in particular to a kind of anti-welding deformation work for starching spool
Dress.
Background technique
The critical piping part in paper pulp conveying machinery when spool is papermaking is starched, since pipeline is longer, often by more piece pipe
Road is spliced.Typical case's slurry spool material is stainless steel, is welded by slurry spool pipeline and flanging joint, and two slurry spools
Docking at lap joint flange be fixedly connected (as shown in Fig. 5).
When existing slurry spool pipeline and flanging joint weld the problem is that: since flanging joint is shorter, flange is connect
Caliber and flange on head is relatively thin, in the welding process of slurry spool pipeline and flanging joint, the welded stress meeting of commissure
Flange deformation is generated, unevenness phenomenon high, low at periphery among flange plane is caused, so that after pipeline joint welding,
The leakproofness of flange plane on its flanging joint declines.
Utility model content
To solve the above-mentioned problems, the utility model proposes a kind of anti-welding deformation toolings for starching spool, it is intended to reduce slurry
Deformation when spool pipeline and flanging joint weld, improves the planarization of the flange on flanging joint, specific technical solution is such as
Under:
A kind of anti-welding deformation tooling for starching spool, including for connect the flange positive the starched on spool flanging joint
One flange circle, the second flange circle for connecting the flange back side, and for by the first flange circle, flanging joint
On flange, the screw bolt and nut that is fixed together of second flange circle, set on the first flange circle and second flange circle respectively
There is the mutual corresponding bolt hole in position, the bolt is mounted in the bolt hole and is secured with nuts.
When carrying out the flanging joint of slurry spool and starching the butt welding of spool pipeline, in advance by first in the utility model
Flange circle and second flange circle are installed to flange front and the flange back side on flanging joint, and blending bolt and nut press from both sides flange
Tightly.When welding, since the flange on flanging joint is constrained by first flange circle and second flange circle, in welding process, flange is not
It can deform, welding is completed again to remove tooling after weld seam and after being cooled to room temperature, and can make the butt weld for starching spool
The welding heat affected of flange is greatly reduced, the flange planarization after welding is good.
One of as a preferred embodiment of the present invention, the second flange circle is the lap joint flange starched on spool.
Above-mentioned second flange circle directlys adopt the lap joint flange in slurry spool product parts, can save frock cost, and
Be conducive to shorten the Operational preparation period.
As a preferred embodiment of the present invention two, first flange circle is steel flange circle.
Above-mentioned first flange circle replaces conventional simple steel flange circle using steel flange circle, can be to avoid simple steel flange circle
It is directly contacted with the flange of stainless steel and the harmful element in carbon steel is caused to penetrate into the drawback in the flange plane of slurry spool, from
And enhance the resistance to corrosion of flange plane, guarantee the leakproofness at the docking of flange plane, extends the service life of slurry spool.
As a preferred embodiment of the present invention three, the first flange circle is simple steel flange circle, and described first
Stainless steel ring washer is equipped between flange front on flange circle and flanging joint.
Above-mentioned first flange circle is simple steel flange circle, and stainless steel air ring is arranged between first flange circle and flange
Circle, on the one hand can directly contact with the flange of stainless steel to avoid simple steel flange circle, prevent harmful element in carbon steel from penetrating into not
It causes flange resistance to corrosion to decline in rust steel flange, the material cost of first flange circle is on the other hand reduced, to drop
The expense of low entire tooling.
As to further improvement of the utility model, connect on the first flange circle and second flange circle with the flange
The face of flange cooperation on head is to realize for controlling the flange to weld the tapered surface of reversed predeformation, and the first flange
The tapered surface of circle is male cone (strobilus masculinus), and the tapered surface of the second flange circle is inner conical surface.
The setting of above-mentioned tapered surface, allow for slurry spool welding complete, and by anti-welding deformation tooling disassembly after,
The flange for starching spool still can generate lesser deformation because welding the effect of internal stress, in order to mend to this deformation
It repays, is preset on the first flange circle and second flange circle in the utility model for so that flange makees reversal deformation before welding
Tapered surface, flange is clamped between first flange circle and the tapered surface of second flange circle and forms the reversible deformation of flange (i.e.
The deformation contrary with welding deformation), slurry spool can be offset and remove the deflection after tooling after welding, thus into one
Step improves the planarization of flange after welding.
In order to improve the rigidity of first flange circle and second flange circle, and it is made to obtain good non-deformability, this
The flange thickness of the first flange circle and second flange circle in utility model is the flange thickness on the flanging joint
1.5~4 times.
As a further improvement, a kind of anti-welding deformation tooling of slurry spool of the utility model is at the flange back side
Hough circle easy to disassemble is additionally provided between second flange circle, the second flange circle is equipped with inner stopper, the Hough circle
Outer circle matched with the inner stopper, the internal diameter of the second flange circle is greater than the outer diameter of the flange.
The setting of Hough circle between the above-mentioned flange back side and second flange circle, so that being located at the second flange circle at the flange back side
It can be dismounted from flange front.
The beneficial effects of the utility model are:
First, the anti-welding deformation tooling of a kind of slurry spool of the utility model, in welding, due on flanging joint
Flange constrained by first flange circle and second flange circle, flange will not deform in welding process, and welding is completed to be welded
Stitch and tooling removed again after being cooled to room temperature, can make starch spool butt weld to flange it is welding heat affected significantly
It reduces, the flange planarization after welding is good.
Second, a kind of anti-welding deformation tooling of slurry spool of the utility model, second flange circle directlys adopt slurry spool
Lap joint flange in product parts can save frock cost, and be conducive to shorten the Operational preparation period.
Third, a kind of anti-welding deformation tooling of slurry spool of the utility model, first flange circle are simple steel flange circle, and
Stainless steel ring washer is set between first flange circle and flange, it on the one hand can be to avoid simple steel flange circle directly and stainless steel
Flange contact, prevent in carbon steel harmful element to penetrate into stainless steel flange and flange resistance to corrosion is caused to decline, it is another
Aspect reduces the material cost of first flange circle, to reduce the expense of entire tooling.
4th, the anti-welding deformation tooling of a kind of slurry spool of the utility model, on first flange circle and second flange circle
It is preset with the tapered surface for making flange make reversal deformation before welding, flange is clamped at first flange circle and second flange
The reversible deformation (i.e. the deformation contrary with welding deformation) that flange is formed between the tapered surface of circle, can offset slurry spool
Deflection after removing tooling after welding, to further increase the planarization of flange after welding.
5th, the anti-welding deformation tooling of a kind of slurry spool of the utility model, between the flange back side and second flange circle
The setting of Hough circle enables the second flange circle positioned at the flange back side to be dismounted from flange front.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the anti-welding deformation tooling of slurry spool of the utility model；
Fig. 2 is on the basis of the anti-welding deformation tooling of the slurry spool of Fig. 1, and the structure for increasing stainless steel ring washer is shown
It is intended to (partial view)；
Fig. 3 is set on first flange circle and second flange circle on the basis of the anti-welding deformation tooling of the slurry spool of Fig. 1
Set the structural schematic diagram (partial view) of tapered surface；
Fig. 4 is the structural schematic diagram that Hough circle is arranged between the flange back side and second flange circle.
Fig. 5 is the structural schematic diagram for starching spool.
In figure: 1, flanging joint, 2, flange, 3, flange front, 4, first flange circle, 5, the flange back side, 6, second flange
Circle, 7, bolt, 8, nut, 9, lap joint flange, 10, stainless steel ring washer, 11, male cone (strobilus masculinus), 12, inner conical surface, 13, flanging joint
Butted part structure, 14, slurry spool pipeline, 15, butt weld, 16, Hough circle.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Implement below
Example is only used for clearly illustrating the technical solution of the utility model, and cannot be used as a limitation the protection model of limitation the utility model
It encloses.
As Fig. 1 to 5 show a kind of embodiment of the anti-welding deformation tooling of slurry spool of the utility model, including it is used for
The first flange circle 4 in the flange front 3 on connection slurry spool flanging joint 1, the second flange for connecting the flange back side 5
Circle 6, and the bolt for flange 2, the second flange circle 6 on the first flange circle 4, flanging joint to be fixed together
7 and nut 8, the mutual corresponding bolt hole in position, the bolt 7 are respectively equipped on the first flange circle 4 and second flange circle 6
It is mounted in the bolt hole and fixed with nut 8.
Carry out slurry spool flanging joint 1 and slurry spool pipeline 14 butt welding when, in advance by the in the present embodiment
One flange circle 4 and second flange circle 6 are installed to the front of the flange on flanging joint 13 and the flange back side 5, blending bolt 7 and nut
8 clamp flange 2.When welding, since the flange 2 on flanging joint 1 is constrained by first flange circle 4 and second flange circle 6, weldering
Flange 2 will not deform in termination process, and welding is completed again to remove tooling after weld seam and after being cooled to room temperature, and can to starch
The welding heat affected of flange is greatly reduced in the butt weld 15 of spool, and 2 planarization of flange after welding is good.
One of preferred embodiment as the present embodiment, the second flange circle 6 are the lap joint flange 9 starched on spool.
Above-mentioned second flange circle 6 directlys adopt the lap joint flange in slurry spool product parts, can save frock cost, and
Be conducive to shorten the Operational preparation period.
Two of preferred embodiment as the present embodiment, first flange circle 4 are steel flange circle.
Above-mentioned first flange circle 4 replaces conventional simple steel flange circle using steel flange circle, can be to avoid simple steel flange
Circle directly contacts with the flange of stainless steel and the harmful element in carbon steel is caused to penetrate into the drawback in the flange plane of slurry spool,
To enhance the resistance to corrosion of flange plane, guarantee the leakproofness at the docking of flange plane, extends the service life of slurry spool.
Three of preferred embodiment as the present embodiment, the first flange circle 4 are simple steel flange circle, and in first method
Stainless steel ring washer 10 is equipped between flange front 3 on orchid circle 4 and flanging joint 1.
Above-mentioned first flange circle 4 is simple steel flange circle, and stainless steel annular is arranged between first flange circle 4 and flange 2
On the one hand washer 10 can directly be contacted with the flange of stainless steel to avoid simple steel flange circle, prevent harmful element in carbon steel from permeating
It causes flange resistance to corrosion to decline into stainless steel flange, on the other hand reduces the material cost of first flange circle 4, from
And reduce the expense of entire tooling.
As to further improvement of this embodiment, connect on the first flange circle 4 and second flange circle 6 with the flange
The face that flange 2 on first 1 cooperates is to realize for controlling the flange 2 to weld the tapered surface of reversed predeformation, and described first
The tapered surface of flange circle 4 is male cone (strobilus masculinus) 11, and the tapered surface of the second flange circle 6 is inner conical surface 12.
The setting of above-mentioned tapered surface, allow for slurry spool welding complete, and by anti-welding deformation tooling disassembly after,
The flange 2 for starching spool still can generate lesser deformation because welding the effect of internal stress, in order to mend to this deformation
It repays, is preset with and is used for so that flange 2 is made reversely to become before welding on the first flange circle 4 and second flange circle 6 in the present embodiment
The tapered surface of shape, flange 2 are clamped at the contravariant between first flange circle 4 and the tapered surface of second flange circle 6 and forming flange
Shape (i.e. the deformation contrary with welding deformation) can offset slurry spool and remove the deflection after tooling after welding, from
And further increase the planarization of flange 2 after welding.
In order to improve the rigidity of first flange circle 4 and second flange circle 6, and it is made to obtain good non-deformability,
The flange thickness of the first flange circle 4 and second flange circle 6 in the present embodiment is that the flange 2 on the flanging joint 1 is thick
1.5~4 times of degree.
As a further improvement, a kind of anti-welding deformation tooling of slurry spool of the utility model is at the flange back side
Hough circle 16 easy to disassemble is additionally provided between 5 and second flange circle 6, the second flange circle 6 is equipped with inner stopper, the Kazakhstan
The outer circle of husband's circle 16 is matched with the inner stopper, and the internal diameter of the second flange circle 6 is greater than the outer diameter ruler of the flange 2
It is very little.
The setting of Hough circle 16 between the above-mentioned flange back side 5 and second flange circle 6, so that being located at the second of the flange back side 5
Flange circle 6 can be dismounted from flange front 3.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
It also should be regarded as the protection scope of the utility model into retouching.
Claims (7)
1. a kind of anti-welding deformation tooling for starching spool, which is characterized in that including for connecting turning on slurry spool flanging joint
The positive first flange circle in side, the second flange circle for connecting the flange back side, and for by the first flange
The screw bolt and nut that circle, the flange on flanging joint, second flange circle are fixed together, the first flange circle and second flange
The mutual corresponding bolt hole in position is respectively equipped on circle, the bolt is mounted in the bolt hole and is secured with nuts.
2. a kind of anti-welding deformation tooling for starching spool according to claim 1, which is characterized in that the second flange circle
For the lap joint flange on slurry spool.
3. a kind of anti-welding deformation tooling for starching spool according to claim 1, which is characterized in that first flange circle is not
Become rusty steel flange circle.
4. a kind of anti-welding deformation tooling for starching spool according to claim 1, which is characterized in that the first flange circle
For simple steel flange circle, and stainless steel ring washer is equipped between the flange front on the first flange circle and flanging joint.
5. a kind of anti-welding deformation tooling for starching spool according to claim 1, which is characterized in that the first flange circle
Realize that welding is reversed pre- for controlling the flange with the face of the flange cooperation on the flanging joint on second flange circle
The tapered surface of deformation, and the tapered surface of the first flange circle is male cone (strobilus masculinus), the tapered surface of the second flange circle is inner conical surface.
6. a kind of anti-welding deformation tooling for starching spool according to claim 5, which is characterized in that the first flange circle
Flange thickness with second flange circle is 1.5~4 times of the flange thickness on the flanging joint.
7. a kind of anti-welding deformation tooling for starching spool according to claim 1, which is characterized in that at the flange back side
Hough circle easy to disassemble is additionally provided between second flange circle, the second flange circle is equipped with inner stopper, the Hough circle
Outer circle matched with the inner stopper, the internal diameter of the second flange circle is greater than the outer diameter of the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430433.4U CN208196014U (en) | 2018-03-28 | 2018-03-28 | A kind of anti-welding deformation tooling for starching spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430433.4U CN208196014U (en) | 2018-03-28 | 2018-03-28 | A kind of anti-welding deformation tooling for starching spool |
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| Publication Number | Publication Date |
|---|---|
| CN208196014U true CN208196014U (en) | 2018-12-07 |
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ID=64528867
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820430433.4U Active CN208196014U (en) | 2018-03-28 | 2018-03-28 | A kind of anti-welding deformation tooling for starching spool |
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| CN (1) | CN208196014U (en) |
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|---|---|---|---|---|
| CN109570868A (en) * | 2018-12-17 | 2019-04-05 | 杭州杭氧低温液化设备有限公司 | A kind of anti-deformation device of liquid nitrogen machine flange disk |
| CN110216422A (en) * | 2019-06-05 | 2019-09-10 | 江阴市富仁高科股份有限公司 | A kind of manufacture craft of manhole well weldment |
| CN111336856A (en) * | 2018-12-18 | 2020-06-26 | 浙江三花汽车零部件有限公司 | Heat exchanger and machining method thereof |
| CN111992942A (en) * | 2020-08-29 | 2020-11-27 | 重庆城市职业学院 | A fixed frock for processing fortune dimension robot |
| CN112207467A (en) * | 2020-08-10 | 2021-01-12 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
| CN112247316A (en) * | 2020-09-07 | 2021-01-22 | 江阴市富仁高科股份有限公司 | Welding process of pressure container |
| CN112404868A (en) * | 2021-01-25 | 2021-02-26 | 河南卫华重型机械股份有限公司 | Flange welding deformation prevention device for permanent magnet crane reel set |
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- 2018-03-28 CN CN201820430433.4U patent/CN208196014U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570868A (en) * | 2018-12-17 | 2019-04-05 | 杭州杭氧低温液化设备有限公司 | A kind of anti-deformation device of liquid nitrogen machine flange disk |
| CN111336856A (en) * | 2018-12-18 | 2020-06-26 | 浙江三花汽车零部件有限公司 | Heat exchanger and machining method thereof |
| CN111336856B (en) * | 2018-12-18 | 2023-05-23 | 浙江三花汽车零部件有限公司 | Heat exchanger and processing method thereof |
| CN110216422A (en) * | 2019-06-05 | 2019-09-10 | 江阴市富仁高科股份有限公司 | A kind of manufacture craft of manhole well weldment |
| CN110216422B (en) * | 2019-06-05 | 2020-07-14 | 江阴市富仁高科股份有限公司 | Manufacturing process of manhole well welding part |
| CN112207467A (en) * | 2020-08-10 | 2021-01-12 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
| CN112207467B (en) * | 2020-08-10 | 2022-03-18 | 江阴市富仁高科股份有限公司 | SF oil storage tank eversion manhole flange welding anti-deformation method and anti-deformation tool |
| CN111992942A (en) * | 2020-08-29 | 2020-11-27 | 重庆城市职业学院 | A fixed frock for processing fortune dimension robot |
| CN112247316A (en) * | 2020-09-07 | 2021-01-22 | 江阴市富仁高科股份有限公司 | Welding process of pressure container |
| CN112404868A (en) * | 2021-01-25 | 2021-02-26 | 河南卫华重型机械股份有限公司 | Flange welding deformation prevention device for permanent magnet crane reel set |
| CN113878205A (en) * | 2021-10-19 | 2022-01-04 | 江苏金通灵鼓风机有限公司 | Micro-deformation welding method for cylinder-connected seal welding of steam turbine cylinder body |
| CN113878205B (en) * | 2021-10-19 | 2022-11-29 | 江苏金通灵鼓风机有限公司 | Micro-deformation welding method for cylinder-connected seal welding of steam turbine cylinder body |
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