CN105364405A - General slag scrapping device for welding seam in spiral steel pipe - Google Patents
General slag scrapping device for welding seam in spiral steel pipe Download PDFInfo
- Publication number
- CN105364405A CN105364405A CN201510859904.4A CN201510859904A CN105364405A CN 105364405 A CN105364405 A CN 105364405A CN 201510859904 A CN201510859904 A CN 201510859904A CN 105364405 A CN105364405 A CN 105364405A
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- CN
- China
- Prior art keywords
- slag
- steel pipe
- fixed
- clamping plate
- spiral steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B23K37/08—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for flash removal
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The invention provides a general slag scrapping device for a welding seam in a spiral steel pipe. The device comprises a bracket, a connecting seat and a pulling rod, wherein a pulling hole which is fixedly connected to an external fixing device is formed in an end head of the pulling rod; a slag scrapping plate is fixed to the bracket; a groove-shaped clamping plate is fixed to the surface of the bracket; positioning holes are correspondingly formed in groove walls at two sides of the clamping plate; at least two group of screw holes which are correspondingly arranged to form a top structure and a bottom structure are formed in the slag scrapping plate; each group of screw holes is corresponding to the corresponding positioning holes; a bolt passes through the positioning holes in the clamping plate and the thread holes in the slag scrapping plate; the slag scrapping plate is fixed into a groove of the clamping plate. According to the device, the slag scrapping plate is fixed to the surface of the bracket through the bolt; a plurality of groups of screw holes which are arranged to form the top structure and the bottom structure are formed in the slag scrapping plate, thus the extending height of the slag scrapping plate can be adjusted according to the inner diameter of the spiral steel pipe while the work of scrapping slag of the welding seam in the spiral steel pipe is carried out, and as a result, the diameter of the whole slag scrapping device can be adjusted; the device is generally applicable to various spiral steel pipes with different inner diameters, and has the advantage of being wide in applicable scope.
Description
Technical field
The present invention relates to a kind of spiral steel pipe, refer to a kind of universal spiral steel pipe inside weld slag-scraper especially.
Background technology
There are the pipelines such as reinforced concrete pipiline, plastic conduit and steel pipe at present, but the diameter of above-mentioned pipeline all can not be too large, such as, just be difficult to when reinforced concrete pipiline diameter is more than 2 meters make, length can not be oversize, and body is heavy, constructional difficulties, easy leakage, pressure medium can not be too large, cannot be used as pressure pipeline and use; The elastic modelling quantity of plastic conduit is little, and when doing large diameter pipeline use, hoop rigidity can not meet the demands, and can not be used as pressure pipeline; Steel pipe, when bore is too large, in order to meet the most basic anti-collapse intensity, namely during hoop rigidity, just must increase steel plate thickness, cost is very high, and bore can not be too large, when diameter is more than four meters, under weight, during production, pipeline just may be out of shape, and not easily processes.When pipeline is buried, ultra-large-diameterpipeline pipeline is difficult to the pressure resisting both sides backfill generation.
Spiral steel pipe is with rolled steel plate for raw material, frequent Warm Extrusion is shaping, be welded with twin wire automatic welding double-submerged arc technique, the spiral weld adopted, the larger welded tube of caliber can be produced with narrower blank, can also produce the different welded tube of caliber with the blank of same width, its plasticity and intensity, all higher than ERW, thus can be widely used in the fields such as public waterworks, petrochemical industry, chemical industry, power industry, agricultural irrigation, urban construction.
After welding, form welding slag in its commissure, the welding slag at inside weld place can affect the conveying of material in pipeline to spiral steel pipe, thus needs to clear up it., there is the problem that efficiency is low, noise is large, cleaning effect is not good enough in the method for cleaning that current employing is manually knocked.
As Jinan Meide Casting Co., Ltd applied for on March 11st, 2009, notification number is CN201357292Y, name is called " slag scraper for inside welds of spiral steel pipe ", and Tianjin Zhong Xinlian Steel Tube Co., ltd is on June 20th, 2011 to apply for, notification number is CN202185689U, name is called two utility model patents of " a kind of inner weld joint scraping device for spiral steel pipes ", all disclose a kind of slag-scraper for scraping Slag treatment to the welding slag of spiral steel pipe inside weld, but the diameter of these two kinds of slag-scrapers all cannot change, when the internal diameter of spiral steel pipe excessive or too small time, need the slag-scraper changing corresponding diameter, construction inconvenience, and add the production cost of enterprise.
Summary of the invention
Inefficiency when the object of the invention is to overcome existing spiral steel pipe cleaning inseam welding slag, the deficiency that noise is large, provide a kind of universal spiral steel pipe inside weld slag-scraper.
For achieving the above object, the technical solution used in the present invention is: universal spiral steel pipe inside weld slag-scraper, comprise support, the Connection Block that support one end is fixed and the pull bar be fixed on described Connection Block, described pull bar termination is provided with the pulling eye being fixed with external fixation device and being connected, described support is fixed with scum board, described rack surface is fixed with the clamping plate of groove type, in the groove walls of described clamping plate both sides, correspondence is provided with locating hole, described scum board is provided with at least two group screws of up-down structure arrangement, and described often group screw is all corresponding with described locating hole, bolt is through the locating hole of clamping plate and the screw of scum board, described scum board is fixed in the groove of described clamping plate.
Scum board is fixed on rack surface by bolt by the present invention, scum board is provided with the screw of many composition up-down structures arrangement, therefore, when slag operation is scraped to spiral steel pipe inside weld, can according to the internal diameter size of spiral steel pipe adjust scum board stretch out height, realize the adjustment to whole slag-scraper diameter, thus the present invention can be common to the spiral steel pipe of various different inner diameters size, has the advantages such as applied widely, result of use is good.
Accompanying drawing explanation
Fig. 1 is the main TV structure figure of the present invention;
Fig. 2 is the right TV structure figure of the present invention;
Fig. 3 is the main TV structure figure of support of the present invention.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figures 1 and 2, one of the present invention universal spiral steel pipe inside weld slag-scraper, comprise support 1, the Connection Block 2 that support 1 one end is fixed and the pull bar 3 be fixed on described Connection Block 2, described pull bar 3 termination is provided with the pulling eye 4 being fixed with external fixation device and being connected, and described support 1 is fixed with scum board 6.This slag-scraper is fixed by pulling eye 4 by external fixation device, and in spiral steel pipe advance process, this slag-scraper can strike off process to inside weld.
Described support 1 surface is fixed with the clamping plate 5 of groove type, in the groove walls of described clamping plate 5 both sides, correspondence is provided with locating hole 9, as shown in Figure 3, described scum board 6 is provided with at least two group screws 7 of up-down structure arrangement, and described often group screw 7 is all corresponding with described locating hole 9, and bolt 8 is through the locating hole 9 of clamping plate 5 and the screw 7 of scum board 6, described scum board 6 is fixed in the groove of described clamping plate 5, as Fig. 1 and Fig. 2, that is, described scum board 6 is fixed on support 1.
Due to the structure that the many groups screw on scum board becomes to be arranged above and below, therefore, when slag operation is scraped to spiral steel pipe inside weld, if the diameter of slag-scraper is excessive or too small, then can unthread bolts, scum board is inserted in the groove of clamping plate or outwards extracts, by bolt, scum board is fixed again, realize the adjustment to whole slag-scraper diameter, thus the present invention can be common to the spiral steel pipe of various different inner diameters size, without the need to making the slag-scraper of multiple different-diameter size for the spiral steel pipe of different tube diameters size, save production cost.
The quantity of the surperficial clamping plate 5 of described support 1, namely the quantity of scum board 6 can be arranged according to real work demand, for ensureing to scrape the stability of slag-scraper in slag process and scraping the quality of slag, when arranging clamping plate 5, the symmetry of clamping plate 5 position should be ensured, as being set to three, then three clamping plate 5 angle is each other 120 degree; As being set to four, then four clamping plate 5 angle is each other 90 degree, as shown in Figures 1 and 2.
The present invention is that tubular structure is for embodiment with support, natural, this support can also be the triangle bodily form, the rectangle bodily form, or the polygon bodily form, clamping plate and scum board correspondence are arranged on each side of support, realize the function of spiral steel pipe inside weld being scraped to Slag treatment.
Claims (3)
1. universal spiral steel pipe inside weld slag-scraper, comprise support, the Connection Block that support one end is fixed and the pull bar be fixed on described Connection Block, described pull bar termination is provided with the pulling eye being fixed with external fixation device and being connected, described support is fixed with scum board, it is characterized in that, described rack surface is fixed with the clamping plate (5) of groove type, in the groove walls of described clamping plate (5) both sides, correspondence is provided with locating hole (9), described scum board (6) is provided with at least two group screws (7) of up-down structure arrangement, and described often to organize screw (7) all corresponding with described locating hole (9), the locating hole (9) of bolt (8) through clamping plate (5) and the screw (7) of scum board (6), described scum board (6) is fixed in the groove of described clamping plate (5).
2. universal spiral steel pipe inside weld slag-scraper according to claim 1, it is characterized in that, described clamping plate (5) number is three, and angle is each other 120 degree.
3. universal spiral steel pipe inside weld slag-scraper according to claim 1, it is characterized in that, described clamping plate (5) number is four, and angle is each other 90 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859904.4A CN105364405A (en) | 2015-11-30 | 2015-11-30 | General slag scrapping device for welding seam in spiral steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859904.4A CN105364405A (en) | 2015-11-30 | 2015-11-30 | General slag scrapping device for welding seam in spiral steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105364405A true CN105364405A (en) | 2016-03-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510859904.4A Pending CN105364405A (en) | 2015-11-30 | 2015-11-30 | General slag scrapping device for welding seam in spiral steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105364405A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006095441A (en) * | 2004-09-29 | 2006-04-13 | Sumitomo Metal Pipeline & Piping Ltd | Slag removing method and pig |
| CN201357292Y (en) * | 2009-03-11 | 2009-12-09 | 济南玫德铸造有限公司 | Slag scraper for inside welds of spiral steel pipe |
| US20100147047A1 (en) * | 2007-04-12 | 2010-06-17 | Saipem S.A. | Method of Making an Udersea Pipe, the Method Including Peening Assembly Welds Inside the Pipe |
| CN202185689U (en) * | 2011-06-20 | 2012-04-11 | 天津市众鑫联钢管有限公司 | Inner weld joint scraping device for spiral steel pipes |
| CN202200146U (en) * | 2011-06-27 | 2012-04-25 | 刘方旭 | Semi-automatic pipeline inner-wall rust remover |
-
2015
- 2015-11-30 CN CN201510859904.4A patent/CN105364405A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006095441A (en) * | 2004-09-29 | 2006-04-13 | Sumitomo Metal Pipeline & Piping Ltd | Slag removing method and pig |
| US20100147047A1 (en) * | 2007-04-12 | 2010-06-17 | Saipem S.A. | Method of Making an Udersea Pipe, the Method Including Peening Assembly Welds Inside the Pipe |
| CN201357292Y (en) * | 2009-03-11 | 2009-12-09 | 济南玫德铸造有限公司 | Slag scraper for inside welds of spiral steel pipe |
| CN202185689U (en) * | 2011-06-20 | 2012-04-11 | 天津市众鑫联钢管有限公司 | Inner weld joint scraping device for spiral steel pipes |
| CN202200146U (en) * | 2011-06-27 | 2012-04-25 | 刘方旭 | Semi-automatic pipeline inner-wall rust remover |
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Application publication date: 20160302 |