CN208483051U - A kind of thin-walled nozzle shaping tooling - Google Patents
A kind of thin-walled nozzle shaping tooling Download PDFInfo
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- CN208483051U CN208483051U CN201820999793.6U CN201820999793U CN208483051U CN 208483051 U CN208483051 U CN 208483051U CN 201820999793 U CN201820999793 U CN 201820999793U CN 208483051 U CN208483051 U CN 208483051U
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- studs
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- annular ring
- bevel gear
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Abstract
The utility model relates to welding procedure equipment technology fields, it discloses a kind of thin-walled nozzle shaping toolings, including annular ring, a number of studs is connected with by being threadedly engaged in the outer rim of annular ring, and the studs is uniformly distributed circumferentially, the one end of the studs far from annular ring is connected with press nut by being threadedly engaged；Being threadedly engaged for the studs and annular ring is threadedly engaged being threadedly engaged as right-hand thread cooperation for left-hand thread cooperation and the studs and press nut for being threadedly engaged for right-hand thread cooperation and the studs and press nut for left-hand thread cooperation or the studs and annular ring.The utility model improves the quality and efficiency of shaping.
Description
Technical field
The utility model relates to welding procedure equipment technology fields, and in particular to a kind of thin-walled nozzle shaping tooling.
Background technique
Large thin-wall pipe is in the industries such as machinery, chemical industry using relatively broad.Large thin-wall pipe generallys use carbon steel sheet, closes
Golden plate or stainless steel plate production, specific manufacturing process are that the blanking of advanced andante material is cut, and then carry out roll bending, are spelling after roll bending
It is welded at seam, so that circular stainless-steel thin-wall pipe be made；It is thin that pipeline longer for length usually requires sectional making
Then wall pipe carries out butt welding again.
But above-mentioned thin-wall tube rolls the factors such as error and welding deformation due to existing in the fabrication process, will lead to system
The deviation from circular from of thin-wall tube after work is larger.Its mismatch error is often in butt welding for its nozzle of the biggish thin-wall tube of deviation from circular from
It is exceeded, it is not able to satisfy assembly and welding requirements.In order to up to standard, line up is needed to carry out shaping.
In the prior art, the shaping of line up generallys use jack press shaping, and supports in the inner wall spot welding of nozzle
Bar is subject to solidating；Or in nozzle docking operation, shaping is carried out in the method that tube wall spot welding horse plate, drift promote.But it is this
Shaping methods efficiency is lower, and shaping effect is often not satisfactory, while can leave crator in nozzle and influence product quality.
Utility model content
To solve the above-mentioned problems, the utility model proposes a kind of thin-walled nozzle shaping toolings, it is intended to improve the matter of shaping
Amount and efficiency, specific technical solution are as follows:
A kind of thin-walled nozzle shaping tooling, including annular ring are connected in the outer rim of annular ring by being threadedly engaged
A number of studs, and the studs is uniformly distributed circumferentially, the one end of the studs far from annular ring
Press nut is connected with by being threadedly engaged；The studs and annular ring are threadedly engaged as right-hand thread cooperation and described
Studs and press nut be threadedly engaged for left-hand thread cooperation or the studs and annular ring be threadedly engaged for
Left-hand thread cooperation and the studs and being threadedly engaged for press nut cooperate for right-hand thread.
In above-mentioned technical proposal, by the way that along the circumferential direction uniformly distributed studs and press nut are arranged on the annular rings,
The multiple spot press of thin-walled nozzle in a circumferential direction may be implemented.When operation, press nut is adjusted by rotation studs
Radial position so that the oval circularity of thin-walled nozzle obtains shaping, to efficiently solve thin-walled, major diameter nozzle due to circle
The docking problem of misalignment of overproof generation is spent, and improves the efficiency of shaping.
As a kind of preferred embodiment of the utility model, it is connected on the press nut for being connect with thin-walled internal wall of pipe orifice
The arc backing plate of touching.
The setting of arc backing plate can be further improved the precision of shaping on above-mentioned press nut.
In the utility model, the outer rim shape of annular ring is regular polygon.
One of preferred embodiment as annular ring in the utility model, the regular polygon are regular hexagon.
As two of the preferred embodiment of annular ring in the utility model, the regular polygon is dodecagon.
The outer rim of above-mentioned annular ring use regular polygon, can be convenient measurement and control it is each press nut in diametrical direction
Position, to improve the precision of shaping.
Studs, the side's of being machined with body in the intermediate outer rim of the studs are rotated with spanner for convenience.
As a further improvement of the utility model, in the outer rim of annular ring be located at two neighboring studs it
Between position on be connected with rotatable bevel gear, thin slice bevel gear is connected in the intermediate outer circle of the studs, it is described
Thin slice bevel gear is meshed with the bevel gear, the angle phase between the coning angle of the bevel gear and two neighboring studs
Deng.
When operation, first each press nut is adjusted in advance on same circumference, then shaping tooling is placed in the pipe of thin-wall tube again
In mouthful, it is only necessary to rotate one of studs, engaging to drive and own by thin slice bevel gear and the bevel gear
Nut synchronization telescope is pressed, realizes quickly synchronous shaping.In view of having between thin slice bevel gear and bevel gear in operating process
It axially slides relative, in order to reduce the friction between thin slice bevel gear and bevel gear, so that shaping operation is lighter, it can be thin
Lubricating grease is coated on piece bevel gear and bevel gear.
Thin slice bevel gear sets on the setting of rotatable bevel gear and studs in the outer rim of above-mentioned annular ring
It sets, the synchronous press of each press nut may be implemented, one side has improved significantly the efficiency of shaping, on the other hand improved
The quality of shaping, so that the circularity of the thin-wall tube after shaping is more preferable.
In the utility model, one end of the bevel gear is connected with mandrel, and the mandrel is mounted on institute by rolling bearing
It states on annular ring.
As a preferred embodiment, the other end of the bevel gear is provided with turret head.
As a preferred embodiment, it is also connected in annular ring for protecting the thin slice bevel gear and bevel gear
Dustproof cover.
When carrying out thin-wall tube docking, one end nozzle first can be shaped into circle using tooling, then with another set of tooling shaping
The other side nozzle of matching is to circle, and then two nozzles dock, and when circularity≤misalignment tolerance band carries out spot welding.It is lesser to misalignment
Point postwelding can remove shaping tooling.The dismountable shaping tooling of ability after need to waiting until welding equipment, cooling biggish to misalignment.
The beneficial effects of the utility model are:
First, a kind of thin-walled nozzle shaping tooling of the utility model, by being arranged on the annular rings along the circumferential direction
The multiple spot press of thin-walled nozzle in a circumferential direction may be implemented in the studs and press nut of cloth.When operation, pass through rotation
Studs presses the radial position of nut to adjust, so that the oval circularity of thin-walled nozzle obtains shaping, to effectively solve
The docking problem of misalignment that thin-walled, major diameter nozzle are generated due to circularity over tolerance, and improve the efficiency of shaping.
Second, a kind of thin-walled nozzle shaping tooling of the utility model, the setting for pressing arc backing plate on nut can be into
The precision of one step raising shaping.
The outer rim of third, a kind of thin-walled nozzle shaping tooling of the utility model, annular ring uses regular polygon, Ke Yifang
Just measure and control it is each press nut in diametric position, to improve the precision of shaping.
4th, a kind of thin-walled nozzle shaping tooling of the utility model, rotatable bevel gear in the outer rim of annular ring
Be arranged and studs on thin slice bevel gear setting, the synchronous press of each press nut may be implemented, one side improves
The significantly efficiency of shaping, on the other hand improves the quality of shaping, so that the circularity of the thin-wall tube after shaping is more preferable.
5th, a kind of thin-walled nozzle shaping tooling of the utility model also has the advantage that first is that high-efficient: than with
Method toward spot welding horse plate drift correction misalignment improves 40%；Second is that high-quality in the past: being promoted in tube wall spot welding horse plate, drift
When to tube wall surface have it is certain destroy, and the non-carbon steel pipe inner circle shaping clamping fixing tool of thin-walled mechanical damages tube wall without any
Wound, while solid can also be played the role of and eliminate stress.Third is that convenience is good: radiai adjustment is flexible, is convenient to mount and dismount.Fourth is that economical
Property is good: it is reusable, effectively reduce the cost of school pipe auxiliary material.Weld seam film making qualification rate is significantly improved, misalignment is eliminated
It does over again loss caused by caused film making is unqualified.Fifth is that safety is good: having drift when previous spot welding horse plate drift correction misalignment
The case where pop-up, has certain risk, and the tooling of the utility model consolidates safety in tube wall circumference multi-panel stress.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of thin-walled nozzle shaping tooling of the utility model；
Fig. 2 is the section view (left view) of Fig. 1；
Fig. 3 is that the shaping tooling in Fig. 1 is placed into the structural schematic diagram that shaping is carried out in thin-wall tube；
The structural schematic diagram of two shaping toolings is used when Fig. 4 is thin-wall tube docking；
Fig. 5 is on the basis of the thin-walled nozzle shaping tooling of Fig. 1, and it is each to realize to increase bevel gear, thin slice bevel gear
Press the structural schematic diagram of nut synchronization action.
In figure: 1, annular ring, 2, studs, 3, press nut, 4, arc backing plate, 5, square body, 6, bevel gear, 7, thin slice
Bevel gear, 8, mandrel, 9, rolling bearing, 10, turret head, 11, thin-wall tube, at the docking of 12, two thin-wall tubes.
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 thin-walled nozzle shaping tooling of the utility model, including annular ring 1, institute
It states and is connected with a number of studs 2 by being threadedly engaged in the outer rim of annular ring 1, and the studs 2 is circumferentially
It is uniformly distributed, the one end of the studs 2 far from annular ring 1 is connected with press nut 3 by being threadedly engaged；The double end spiral shell
Being threadedly engaged as right-hand thread cooperation for column 2 and annular ring 1 and being threadedly engaged as left spiral shell for the studs 2 and press nut 3
Line cooperation or the studs 2 and annular ring 1 are threadedly engaged as left-hand thread cooperation and the studs 2 and press
Nut 3 is threadedly engaged as right-hand thread cooperation.
In above-mentioned technical proposal, by the way that along the circumferential direction uniformly distributed studs 2 and press nut are arranged on annular ring 1
3, the multiple spot press of thin-walled nozzle in a circumferential direction may be implemented.When operation, press spiral shell is adjusted by rotation studs 2
The radial position of mother 3 so that the oval circularity of thin-walled nozzle obtains shaping, thus efficiently solve thin-walled, major diameter nozzle by
In the docking problem of misalignment that circularity over tolerance generates, and improve the efficiency of shaping.
As a kind of preferred embodiment of the present embodiment, it is connected on the press nut 3 for being connect with thin-walled internal wall of pipe orifice
The arc backing plate 4 of touching.
The setting of arc backing plate 4 can be further improved the precision of shaping on above-mentioned press nut 3.
In the present embodiment, the outer rim shape of annular ring 1 is regular polygon.
As one of the preferred embodiment of annular ring 1 in the present embodiment, the regular polygon is regular hexagon.
As two of the preferred embodiment of annular ring 1 in the present embodiment, the regular polygon is dodecagon.
The outer rim of above-mentioned annular ring 1 use regular polygon, can be convenient measurement and control it is each press nut in diameter side
To position, to improve the precision of shaping.
Studs 2, the side's of being machined with body 5 in the intermediate outer rim of the studs 2 are rotated with spanner for convenience.
As further improvement of this embodiment, in the outer rim of annular ring 1 be located at two neighboring studs 2 it
Between position on be connected with rotatable bevel gear 6, thin slice bevel gear 7, institute are connected in the intermediate outer circle of the studs 2
It states thin slice bevel gear 7 to be meshed with the bevel gear 6, between the coning angle and two neighboring studs 2 of the bevel gear 6
Angle is equal.
When operation, first each press nut 3 is adjusted in advance on same circumference, shaping tooling is then placed in thin-wall tube 11 again
In nozzle, it is only necessary to rotate one of studs 2, can be driven by thin slice bevel gear 7 with engaging for the bevel gear 6
All 3 synchronization telescopes of press nut realize quickly synchronous shaping.In view of thin slice bevel gear 7 in operating process and bevel gear 6
Between axially slide relative, in order to reduce the friction between thin slice bevel gear 7 and bevel gear 6 so that shaping operation is lighter,
Lubricating grease can be coated on thin slice bevel gear 7 and bevel gear 6.
Thin slice bevel gear 7 on the setting of rotatable bevel gear 6 and studs 2 in the outer rim of above-mentioned annular ring 1
Setting, may be implemented the synchronous press of each press nut 3, and one side has improved significantly the efficiency of shaping, on the other hand mentioned
The high quality of shaping, so that the circularity of the thin-wall tube 11 after shaping is more preferable.
In the present embodiment, one end of the bevel gear 6 is connected with mandrel 8, and the mandrel 8 is mounted on by rolling bearing 9
In annular ring 1.
As a preferred embodiment, the other end of the bevel gear 6 is provided with turret head 10.
As a preferred embodiment, it is also connected in annular ring 1 for protecting the thin slice bevel gear 7 and bevel gear
6 dustproof cover (being not drawn into figure).
When carrying out the docking of thin-wall tube 11, one end nozzle first can be shaped into circle using tooling, then whole with another set of tooling
The other side nozzle that shape matches is to circle, and then the docking of two nozzles, when circularity≤misalignment tolerance band carry out spot welding.It is smaller to misalignment
Point postwelding can remove shaping tooling.The dismountable shaping tooling of ability after need to waiting until welding equipment, cooling biggish to misalignment.
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 (9)
1. a kind of thin-walled nozzle shaping tooling, which is characterized in that including annular ring, matched in the outer rim of annular ring by screw thread
Conjunction is connected with a number of studs, and the studs is uniformly distributed circumferentially, and the studs is far from annular
One end of circle is connected with press nut by being threadedly engaged；The studs and being threadedly engaged for annular ring are matched for right-hand thread
It closes and the studs and press nut is threadedly engaged as left-hand thread cooperation or the studs and annular ring
It is threadedly engaged and cooperates for left-hand thread cooperation and the studs and being threadedly engaged for press nut for right-hand thread.
2. a kind of thin-walled nozzle shaping tooling according to claim 1, which is characterized in that be connected on the press nut
Arc backing plate for being contacted with thin-walled internal wall of pipe orifice.
3. a kind of thin-walled nozzle shaping tooling according to claim 1, which is characterized in that the outer rim shape of annular ring
For regular polygon.
4. a kind of thin-walled nozzle shaping tooling according to claim 3, which is characterized in that the regular polygon is positive six sides
Shape.
5. a kind of thin-walled nozzle shaping tooling according to claim 3, which is characterized in that the regular polygon is positive 12
Side shape.
6. a kind of thin-walled nozzle shaping tooling according to claim 1, which is characterized in that outside the centre of the studs
The side's of being machined with body on edge.
7. a kind of thin-walled nozzle shaping tooling according to claim 1, which is characterized in that in the outer rim of annular ring
Rotatable bevel gear is connected on position between two neighboring studs, in the intermediate outer circle of the studs
It is connected with thin slice bevel gear, the thin slice bevel gear is meshed with the bevel gear, the coning angle of the bevel gear and adjacent two
Angle between a studs is equal.
8. a kind of thin-walled nozzle shaping tooling according to claim 7, which is characterized in that one end of the bevel gear connects
There is mandrel, the mandrel is mounted in annular ring by rolling bearing.
9. a kind of thin-walled nozzle shaping tooling according to claim 8, which is characterized in that the other end of the bevel gear is set
It is equipped with turret head.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820999793.6U CN208483051U (en) | 2018-06-27 | 2018-06-27 | A kind of thin-walled nozzle shaping tooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820999793.6U CN208483051U (en) | 2018-06-27 | 2018-06-27 | A kind of thin-walled nozzle shaping tooling |
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| CN208483051U true CN208483051U (en) | 2019-02-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108787803A (en) * | 2018-06-27 | 2018-11-13 | 中船澄西船舶修造有限公司 | A kind of thin-walled nozzle shaping tooling |
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- 2018-06-27 CN CN201820999793.6U patent/CN208483051U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108787803A (en) * | 2018-06-27 | 2018-11-13 | 中船澄西船舶修造有限公司 | A kind of thin-walled nozzle shaping tooling |
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