CN207953204U - The intensive trepanning anti-deformation tool of cylinder - Google Patents
The intensive trepanning anti-deformation tool of cylinder Download PDFInfo
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- CN207953204U CN207953204U CN201820145237.2U CN201820145237U CN207953204U CN 207953204 U CN207953204 U CN 207953204U CN 201820145237 U CN201820145237 U CN 201820145237U CN 207953204 U CN207953204 U CN 207953204U
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- support plate
- holder
- cylinder
- sliding block
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Abstract
The utility model is related to a kind of internal stay tool, specifically a kind of intensive trepanning anti-deformation tool of cylinder.Its feature is the holder for including circular ring shape, and the top and bottom of the holder are circumferentially all evenly equipped with fan-shaped support plate, and the support plate of top and bottom is in corresponding arrangement in pairs.The outer edge of the support plate stretches out outside holder, and there is fan-shaped sliding block between the over-hang part of every group of support plate, there is radial screw bore on the corresponding holder of every group of support plate, there is puller bolt, the outer end of puller bolt to offset with corresponding sliding block inner edge in radial screw bore.It can be to carrying out circumferential full support on the inside of cylinder using the tooling, anti-deformation effect is good, it is ensured that weld job quality；And can be matched with cylinder inner stiffener ring, stiffening ring web is not easy buckling deformation；Meanwhile the tooling is without welding, it can be ensured that workpiece base material is injury-free.
Description
Technical field
The utility model is related to a kind of internal stay tool, specifically a kind of intensive trepanning anti-deformation tool of cylinder is especially suitable
Intensive large opening operation for the large-diameter cylinder body with inner stiffener ring.
Background technology
It is both known about in mechanical processing industry, for many cylindrical devices, columnar shell is required for out
Full weld thickening plate is simultaneously installed in hole, some will reach 70% or so to the trepanning ratio on casing circumference, and the casing cylinder after processing is justified
It is no more than 4mm to spend criterion of acceptability.
In the prior art, to be deformed when preventing cylinder partially perforation from welding, conventional way is to add 8 in inner barrel
Then ~ 16 support legs carry out trepanning welding.Using this method, the support on the inside of cylinder is point-like support, effective anti-deformation
Region is the range of very little near supporting point, and distortion-free effect is poor.And when the spacing between cylinder axial aperture is smaller, only
Can be using the position between trepanning as the fulcrum of support leg, weld job region is narrow after support leg installation, and welding quality can not
Ensure.For the cylinder of major diameter（Such as diameter 2800mm）For, axial large opening（Trepanning arc length 1200mm, axial width
340mm）Between inner wall be often additionally provided with stiffening ring, stiffening ring can further reduce the available support zone of support leg.If
Directly support leg is mounted on stiffening ring, then the web of stiffening ring is easy buckling deformation.And the biggest problems are that, support leg
When carrying out installation support to workpiece for barrel, to prevent displacement between the two or loosening, it is required for carrying out between support leg and workpiece
Spot welding is easy to damage workpiece base material when this removes support leg after processing is completed.
Utility model content
Utility model aims to solve the deficiencies in the prior art, provide a kind of intensive trepanning anti-deformation work of cylinder
Dress.It can be to carrying out circumferential full support on the inside of cylinder using the tooling, anti-deformation effect is good, it is ensured that weld job quality；And
It can be matched with cylinder inner stiffener ring, stiffening ring web is not easy buckling deformation；Meanwhile the tooling is without welding, it can be ensured that
Workpiece base material is injury-free.
To solve the above problems, taking following technical scheme：
The characteristics of cylinder of the utility model intensive trepanning anti-deformation tool is the holder for including circular ring shape, the holder it is upper
It is circumferentially all evenly equipped with fan-shaped support plate below, and the support plate of top and bottom is in corresponding arrangement in pairs.The support plate
Outer edge stretch out outside holder, and have fan-shaped sliding block between the over-hang part of every group of support plate, every group of support plate corresponds to
Holder on have radial screw bore, have puller bolt in radial screw bore, the outer end of puller bolt with corresponding sliding block
Inner edge offsets.
Further improvement of the utility model scheme, which is the inside of two straight flanges of the support plate, to be had and is mutually parallel
Strip through-hole, there is no less than two hold-down bolts in strip through-hole, has axial screw on the corresponding holder of each hold-down bolt
Pit, support plate are pressed in by the cooperation of hold-down bolt and axial threaded hole on holder.
There are no less than two radial screw bores on the corresponding holder of every group of support plate, is held out against in radial screw bore
Bolt, and corresponding no less than two puller bolt sliding block corresponding with the one piece inner edges of every group of support plate offset.
The further improvement project of the utility model, which is the holder outer edge between every group of support plate, fan groove, described
Sliding block is respectively positioned in corresponding fan groove.
Said program is taken, is had the following advantages：
The intensive trepanning anti-deformation tool of cylinder of the utility model includes the holder of circular ring shape, and the top and bottom of the holder are along week
To the support plate for being all evenly equipped with sector, and the support plate of top and bottom is in corresponding arrangement in pairs；The outer edge of support plate is stretched
Go out outside holder, and have fan-shaped sliding block between the over-hang part of every group of support plate, has on the corresponding holder of every group of support plate
Radial screw bore has puller bolt, the outer end of puller bolt to offset with corresponding sliding block inner edge in radial screw bore.It uses
When, which is put in workpiece for barrel, pushes sliding block to slide in and out hold-down barrel using puller bolt, to reach to cylinder
Inner circumferential carries out the effect of comprehensive support.The holder of the tooling is cirque structure, will not occupy the space in the middle part of cylinder, is welded
It connects operation not interfered, quality is ensured.For the large-diameter cylinder body with inner stiffener ring, which can utilize up and down
Corresponding support board clamping stiffening ring recycles sliding block to compress stiffening ring inner edge and carries out internal support, so that it is guaranteed that stiffening ring abdomen
Plate is not easy buckling deformation.Most of all, internal support is carried out to cylinder using the tooling, without weldering between tooling and workpiece for barrel
It connects, need to only unclamp puller bolt after processing is completed can easily remove tooling, and any damage will not be caused to workpiece base material.
Further, hold-down bolt, strip through-hole and the matched connection of axial threaded hole are used between support plate and holder
Mode so that support plate can carry out radiai adjustment, and for the large-diameter cylinder body with inner stiffener ring, support plate adds in clamping
Cylinder inboard wall can also be supported while strong circle, compressing stiffening ring inner edge with sliding block is combined, and internal support can be made more steady
Gu stiffening ring web is more not easy buckling deformation.
It is matched with no less than two puller bolts using a sliding block, it can be ensured that sliding block uniform force, support are steady
It is fixed.
Further, fan groove is set in holder outer edge, the circumferential direction that can limit sliding block is mobile, it is ensured that support cylinder
When workpiece, uniform force on the inside of workpiece.
Description of the drawings
Fig. 1 is the three-dimensional half section structure diagram of the intensive trepanning anti-deformation tool of cylinder of the utility model；
Fig. 2 is the exploded enlarged diagram of Fig. 1；
Fig. 3 is the use state semi-cutaway of the intensive trepanning anti-deformation tool of cylinder of the utility model；
Fig. 4 is the enlarged diagram in the portions I in Fig. 3.
Specific implementation mode
The utility model is described in further details below in conjunction with attached drawing.
As depicted in figs. 1 and 2, the intensive trepanning anti-deformation tool of the cylinder of the utility model includes the holder 1 of circular ring shape, should
The top and bottom of holder 1 are circumferentially all evenly equipped with fan-shaped support plate 4, and the support plate 4 of top and bottom is in corresponding arrangement in pairs.
The outer edge of the support plate 4 stretches out outside holder 1, and has fan-shaped sliding block 3 between the over-hang part of every group of support plate 4,
There is radial screw bore on every group of 4 corresponding holder 1 of support plate, there is puller bolt 2 in radial screw bore, puller bolt 2
Outer end offsets with 3 inner edge of corresponding sliding block.
There is the strip through-hole 5 being mutually parallel in the inside of two straight flanges of the support plate 4, and has not in strip through-hole 5
Less than two hold-down bolts 6 have axial threaded hole, support plate 4 to pass through compression on 6 corresponding holder 1 of each hold-down bolt
The cooperation of bolt 6 and axial threaded hole is pressed on holder 1.Support plate 4 can be pressed on holder 1 by hold-down bolt 6.And
It is matched with hold-down bolt 6 using strip through-hole 5 so that support plate 4 can be in 1 enterprising conduct of holder to telescopic adjustment.
To make 3 uniform force of sliding block, support more stablize, the present embodiment is all provided on every group of 4 corresponding holder 1 of support plate
No less than two radial screw bores are equipped with, have puller bolt 2 in radial screw bore, and every group of support plate 4 is corresponding many
It offsets in two puller bolts 2,3 inner edge of sliding block corresponding with one piece.In the present embodiment, every group of 4 corresponding radial direction of support plate
The quantity of threaded hole and puller bolt 2 is two.
1 outer edge of holder between every group of support plate 4 has fan groove, the sliding block 3 to be respectively positioned in corresponding fan groove.Fan
The circumferential direction that shape slot can limit sliding block 3 is mobile so that workpiece uniform force.
In use, as shown in Figure 3 and Figure 4, the intensive trepanning anti-deformation tool of the cylinder of the utility model is put in cylinder work
In part 7, the tooling of respective numbers can be set according to the number of 7 axial length of workpiece for barrel and stiffening ring 8, each tooling corresponds to one
A stiffening ring 8 is installed.First, hold-down bolt 6 is unclamped so that the support plate 4 of about 1 holder is located at corresponding stiffening ring 8
Upper and lower.Then, it pushes out support plate 4 to be in close contact with 7 inner wall of workpiece for barrel, then tightens hold-down bolt 6.Finally, gradually
Puller bolt 2 is tightened, pushing out sliding block 3 makes it compress 8 inner edge of stiffening ring, you can reach from inside and carried out to workpiece for barrel 7
The purpose of circumferential comprehensive support.If the workpiece for barrel 7 with processing does not have stiffening ring 8, turn puller bolt 2 successively is only needed,
It pushes out sliding block 3 to be in close contact with 7 inner wall of workpiece for barrel, you can reach from inside and carry out circumferential branch comprehensively to workpiece for barrel 7
The purpose of support.Certainly, the function that 7 inside of workpiece for barrel supports, but its support adjustment operation phase can be also realized using only support plate 4
To relatively complicated.
In the tooling, every group of support plate 4 is formed by upper and lower two pieces, and the side of every piece of support plate 4 is contacted with stiffening ring 8,
The other side is contacted with cylinder, this structure can fix stiffening ring 8, can prevent from adding in the case where 2 power of puller bolt is bigger
8 web buckling deformations of strong circle.The pressure of sliding block 3 is generated by puller bolt 2, and the size of power can be adjusted, and due to holding out against
The self-locking of bolt 2, can the loosening retrogressing of anti-limited slip block 3.The circumferentially equally distributed multiple sliding blocks 3 of 1 outer rim of holder form one
A complete circle can be also bonded with 8 inner wall of stiffening ring, contact area well in the case where 8 circularity of stiffening ring is undesirable
Greatly, anti-deformation effect is good；Moreover, in the case where the circularity of cylinder is bad, the big of 3 pretightning force of sliding block everywhere is adjusted respectively
It is small, cylinder can also be held round.An overall structure can be formed when the tooling is with 7 assembling work of workpiece for barrel, using less
In the case of material, it can also reach good rigidity.The case where for the multiple stiffening rings of spaced set in cylinder 8, Mei Gejia
Strong circle 8 is all equipped with the tooling an of the utility model, and integral rigidity is preferable, can constrain the welding deformation of tapping.
Claims (4)
1. the intensive trepanning anti-deformation tool of cylinder, it is characterised in that the holder including circular ring shape（1）, the holder（1）Top and bottom
Circumferentially all it is evenly equipped with fan-shaped support plate（4）, and the support plate of top and bottom（4）In corresponding arrangement in pairs；The support
Plate（4）Outer edge stretch out in holder（1）Outside, and every group of support plate（4）Over-hang part between have fan-shaped sliding block（3）,
Every group of support plate（4）Corresponding holder（1）On have radial screw bore, have puller bolt in radial screw bore（2）, hold out against spiral shell
Bolt（2）Outer end with corresponding sliding block（3）Inner edge offsets.
2. the intensive trepanning anti-deformation tool of cylinder as described in claim 1, it is characterised in that the support plate（4）Two it is straight
There is the strip through-hole being mutually parallel in the inside on side（5）, strip through-hole（5）Inside there are no less than two hold-down bolts（6）, each
Hold-down bolt（6）Corresponding holder（1）On have axial threaded hole, support plate（4）Pass through hold-down bolt（6）And axial thread
The cooperation in hole is pressed in holder（1）On.
3. the intensive trepanning anti-deformation tool of cylinder as described in claim 1, it is characterised in that every group of support plate（4）Corresponding branch
Frame（1）On have no less than two radial screw bores, have puller bolt in radial screw bore（2）, and every group of support plate（4）
Corresponding no less than two puller bolts（2）Sliding block corresponding with one piece（3）Inner edge offsets.
4. the intensive trepanning anti-deformation tool of cylinder as claimed any one in claims 1 to 3, it is characterised in that every group of support plate
（4）Between holder（1）Outer edge has fan groove, the sliding block（3）It is respectively positioned in corresponding fan groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145237.2U CN207953204U (en) | 2018-01-29 | 2018-01-29 | The intensive trepanning anti-deformation tool of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820145237.2U CN207953204U (en) | 2018-01-29 | 2018-01-29 | The intensive trepanning anti-deformation tool of cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207953204U true CN207953204U (en) | 2018-10-12 |
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ID=63735707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820145237.2U Active CN207953204U (en) | 2018-01-29 | 2018-01-29 | The intensive trepanning anti-deformation tool of cylinder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188772A (en) * | 2018-01-29 | 2018-06-22 | 无锡海核装备科技有限公司 | The intensive trepanning anti-deformation tool of cylinder |
-
2018
- 2018-01-29 CN CN201820145237.2U patent/CN207953204U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188772A (en) * | 2018-01-29 | 2018-06-22 | 无锡海核装备科技有限公司 | The intensive trepanning anti-deformation tool of cylinder |
| CN108188772B (en) * | 2018-01-29 | 2024-03-26 | 无锡海核装备科技有限公司 | Barrel dense perforating anti-deformation tool |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 203, Furong Zhongsi Road, Xishan District, Wuxi City, Jiangsu Province Patentee after: WUXI HAIHE EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 214191 No.22, dongbeitang east section, Xigang Road, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI HAIHE EQUIPMENT TECHNOLOGY Co.,Ltd. |