CN104525636B - Corrector for large diameter steel pipe - Google Patents
Corrector for large diameter steel pipe Download PDFInfo
- Publication number
- CN104525636B CN104525636B CN201410813895.0A CN201410813895A CN104525636B CN 104525636 B CN104525636 B CN 104525636B CN 201410813895 A CN201410813895 A CN 201410813895A CN 104525636 B CN104525636 B CN 104525636B
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- Prior art keywords
- screw rod
- adsorption site
- steel pipe
- cylinder
- large diameter
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/14—Recontouring
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses the correctors for large diameter steel pipe, including the first screw rod, second screw rod, rotating nut and two adsorbent equipments, first screw rod and the second screw rod are threadedly coupled with rotating nut, the adsorbent equipment includes adsorption site and the first elastomer block, the adsorption site is equipped with groove, permanent magnet is equipped in the groove, first elastomer block is detachably connected with adsorption site, first elastomer block is equipped with absorption through-hole, the adsorption site is equipped with sliding slot, the end of first screw rod and the second screw rod is equipped with the sliding block to match with the sliding slot on adsorption site.The present invention overcomes in large diameter steel pipe manufacturing process, have the defects that processing efficiency is low, safety coefficient is low for the prior art.
Description
Technical field
The present invention relates to steel pipe production fields, and in particular to a kind of corrector for large diameter steel pipe.
Background technique
It is to roll cylinder with veneer reeling machine usually when producing larger-diameter penstock.However full circle processing is relatively more tired
Difficulty rolls semicircular cylinder using steel plate, and two semicircular cylinders are then spliced into full circle cylinder.However in spliced whole cylinder, two circles
Cylinder splicing often will appear cylinder dislocation, i.e. welding the cylinder welded occurs and there is deformation, need the cylinder correction to deformation, existing
Technology is heated with flame, then artificial to tap to a correction.It needs to cool down to it with cold water after flame heating cylinder, if cylinder
Cannot timely it cool down after body heating, worker is in operation, and accidentally touching cylinder will cause the safety of worker's skin burn
Accident.Manual synchronizing is in the presence of processing efficiency is low, and safety coefficient is low.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to prior art timing in large diameter steel pipe manufacturing process, exist
The defect that processing efficiency is low, safety coefficient is low provides a kind of corrector for large diameter steel pipe, has correction steel pipe efficiency
Feature high, safety coefficient is high.
In order to solve the above technical problem, the present invention provides following technical solutions: for the corrector of large diameter steel pipe, packet
Include the first screw rod, the second screw rod, rotating nut and two adsorbent equipments, first screw rod and the second screw rod are and rotating nut
It is threadedly coupled, the adsorbent equipment includes adsorption site and the first elastomer block, and the adsorption site is equipped with groove, sets in the groove
There is permanent magnet, first elastomer block is detachably connected with adsorption site, and first elastomer block is equipped with absorption through-hole, the suction
Attached seat is equipped with sliding slot, and the end of first screw rod and the second screw rod is equipped with the sliding block to match with the sliding slot on adsorption site.
Using the corrector for large diameter steel pipe in this programme, including the first screw rod, the second screw rod, rotating nut and
Two adsorbent equipments, first screw rod and the second screw rod are threadedly coupled with rotating nut；Rotary motion nut realizes first
Screw rod and the second screw rod are mobile to the direction far from or close to rotating nut.Sliding block on first screw rod and the second screw rod,
It play the guiding role during to the first screw rod and the second screw motion.Permanent magnet on the adsorption site makes adsorption site and cylinder
Connection.First elastomer block avoids adsorption site insecure with cylinders contact, because the inner wall of cylinder is arc-shaped, only and in cylinder
The consistent object of the arc-shaped of wall could contact stronger.First elastomer block is equipped with absorption through-hole, is to avoid the first elasticity
The interference of block reduces permanent magnet to the adsorption effect of cylinder.Sliding slot on adsorption site plays the movement of the first screw rod and the second screw rod
Guiding role.
It the working principle of the invention and has the beneficial effect that in specifically used corrector, first rotary motion nut makes
One screw rod and the second screw rod make the support rod of the first screw rod and the second screw rod composition to close to the movement of the direction of rotating nut
Length is less than the diameter of cylinder to be corrected.Then adsorbent equipment is adsorbed on to the inner wall of cylinder to be corrected respectively, then rotation turns
Dynamic nut keeps the first screw rod and the second screw rod mobile to the direction far from rotating nut respectively, then makes the first screw rod and the second spiral shell
Bar is respectively held against cylinder to be corrected, is corrected cylinder by the first screw rod and the second screw rod.Flame can also be used in special circumstances
Cylinder is heated, is helped out to cylinder correction.It can be seen that the present invention has in cylinder timing, correction cylinder is high-efficient, pacifies
The high feature of overall coefficient.
Further, the rotating nut is equipped with Anti-slip cover.It avoids that slipping phenomenon occurs when worker's rotary motion nut, prevents
The frictional force of sliding sleeve increase worker's rotary motion nut.
Further, the equal length of first screw rod and the second screw rod, and the spiral shell of first screw rod and the second screw rod
Line is double thread, and silk thread form shape and screw pitch are all the same.First screw rod and the second screw flight are all made of two-wire nut,
Make rotating nut when rotation, the first screw rod and the second screw rod are mobile dynamic very fast.The silk tooth of first screw rod and the second screw rod
Formation is identical with screw pitch, facilitates processing, while also increasing the interchangeability of the first screw rod and the second screw rod.
Further, the sliding slot is dovetail groove, and the sliding block is dovetails.The steering capability of dovetail groove is good, and dovetail groove
It can bear the impact of different directions.
Further, the end of first screw rod and the second screw rod is equipped with the second elastomer block.Second elastomer block avoids
When one screw rod and the second screw rod support cylinder, cylinder generates stress and concentrates, and makes the first screw rod and the second screw rod and cylinders contact instead
Place becomes plane from arc-shaped, influences cylinder quality.When second elastomer block makes the first screw rod and the second screw rod support cylinder, cylinder with
The face uniform force of first screw rod and the contact of the second screw rod, and be not in the thing for scratching cylinder inner wall surface.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the present invention for the corrector embodiment of large diameter steel pipe.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: the first screw rod 1, the second screw rod 2, rotating nut 3, adsorbent equipment 4, inhales
Attached seat 5, permanent magnet 6, the first elastomer block 7, the second elastomer block 8, dovetail groove 9, dovetails 10, Anti-slip cover 11, cylinder 12.
Embodiment is substantially as shown in Fig. 1: for the corrector of large diameter steel pipe, including the first screw rod 1, the second screw rod 2,
Rotating nut 3 and two adsorbent equipments 4, the first screw rod 1 and the second screw rod 2 are threadedly coupled with rotating nut 3, the first screw rod 1
It is slidably connected respectively with adsorbent equipment 4 with the second screw rod 2；Anti-slip cover 11 is arranged on rotating nut 3.First screw rod 1 and second
The equal length of screw rod 2, and the screw thread of the first screw rod 1 and the second screw rod 2 is double thread, and silk thread form shape and screw pitch are homogeneous
Together.The end of first screw rod 1 and the second screw rod 2 is equipped with the second elastomer block 8.Adsorbent equipment 4 includes adsorption site 5 and the first elasticity
Block 7, adsorption site 5 are equipped with groove, and permanent magnet 6 is equipped in groove, and the first elastomer block 7 is clamped with adsorption site 5, the first elastomer block 7
Be equipped with absorption through-hole, adsorption site 5 is equipped with dovetail groove 9, the end of the first screw rod 1 and the second screw rod 2 be equipped with on adsorption site 5
The dovetails 10 that match of dovetail groove 9.
In the specific implementation, first rotary motion nut 3 makes the first screw rod 1 and the second screw rod 2 to close to rotating nut 3
Direction is mobile, and the length for the support rod for forming the first screw rod 1 and the second screw rod 2 is less than the diameter of cylinder 12 to be corrected.Then
Adsorbent equipment 4 is adsorbed on to the inner wall of cylinder 12 to be corrected respectively, then rotary motion nut 3 makes the first screw rod 1 and the second spiral shell
Bar 2 is mobile to the direction far from rotating nut 3 respectively, then divides the second elastomer block 8 on the first screw rod 1 and the second screw rod 2
Cylinder 12 to be corrected is not resisted, and cylinder 12 is corrected against the second elastomer block 8 by the first screw rod 1 and the second screw rod 2.In spy
The different situation cylinder 12 thicker for tube wall can also heat cylinder 12 with flame, help out to the correction of cylinder 12.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
The practicability of effect and invention.
Claims (3)
1. being used for the corrector of large diameter steel pipe, it is characterised in that: including the first screw rod, the second screw rod, rotating nut and two
Adsorbent equipment, first screw rod and the second screw rod are threadedly coupled with rotating nut, the adsorbent equipment include adsorption site and
First elastomer block, the adsorption site are equipped with groove, permanent magnet are equipped in the groove, first elastomer block and adsorption site can
Dismantling connection, first elastomer block are equipped with absorption through-hole, and the adsorption site is equipped with sliding slot, first screw rod and second
The end of screw rod is equipped with the sliding block to match with the sliding slot on adsorption site；The equal length of first screw rod and the second screw rod,
And first screw rod and the second screw flight are double thread, and silk thread form shape and screw pitch are all the same.
2. the corrector according to claim 1 for large diameter steel pipe, it is characterised in that: the sliding slot is dovetail groove,
The sliding block is dovetails.
3. the corrector according to claim 2 for large diameter steel pipe, it is characterised in that: first screw rod and second
The end of screw rod is equipped with the second elastomer block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410813895.0A CN104525636B (en) | 2014-12-25 | 2014-12-25 | Corrector for large diameter steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410813895.0A CN104525636B (en) | 2014-12-25 | 2014-12-25 | Corrector for large diameter steel pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104525636A CN104525636A (en) | 2015-04-22 |
| CN104525636B true CN104525636B (en) | 2019-04-19 |
Family
ID=52841367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410813895.0A Active CN104525636B (en) | 2014-12-25 | 2014-12-25 | Corrector for large diameter steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104525636B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482761A (en) * | 2019-12-12 | 2020-08-04 | 周光耀 | Hub shaping rod |
| CN112371775A (en) * | 2020-11-06 | 2021-02-19 | 天津市世纪道康建筑科技有限公司 | Straightening device for stainless steel long steel pipe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201300156Y (en) * | 2008-11-25 | 2009-09-02 | 浙江省交通工程建设集团有限公司 | Roundness corrector for steel casing |
| KR20090010035U (en) * | 2008-03-31 | 2009-10-06 | 주식회사 스틸플라워 | Structure for correcting roundness of a steel pipe |
| CN201552212U (en) * | 2009-12-23 | 2010-08-18 | 中国有色（沈阳）冶金机械有限公司 | Cylinder roundness correcting and keeping device |
| CN203508665U (en) * | 2013-11-01 | 2014-04-02 | 中国石油天然气集团公司 | Roundness correcting device for internal pipe orifice |
| CN203695661U (en) * | 2013-12-25 | 2014-07-09 | 中国二冶集团有限公司 | Pipeline pipe opening jack correction tool |
| CN204448916U (en) * | 2014-12-25 | 2015-07-08 | 重庆元创自动化设备有限公司 | For the adjuster of large diameter steel pipe |
-
2014
- 2014-12-25 CN CN201410813895.0A patent/CN104525636B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090010035U (en) * | 2008-03-31 | 2009-10-06 | 주식회사 스틸플라워 | Structure for correcting roundness of a steel pipe |
| CN201300156Y (en) * | 2008-11-25 | 2009-09-02 | 浙江省交通工程建设集团有限公司 | Roundness corrector for steel casing |
| CN201552212U (en) * | 2009-12-23 | 2010-08-18 | 中国有色（沈阳）冶金机械有限公司 | Cylinder roundness correcting and keeping device |
| CN203508665U (en) * | 2013-11-01 | 2014-04-02 | 中国石油天然气集团公司 | Roundness correcting device for internal pipe orifice |
| CN203695661U (en) * | 2013-12-25 | 2014-07-09 | 中国二冶集团有限公司 | Pipeline pipe opening jack correction tool |
| CN204448916U (en) * | 2014-12-25 | 2015-07-08 | 重庆元创自动化设备有限公司 | For the adjuster of large diameter steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104525636A (en) | 2015-04-22 |
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