CN106141322A - Tubing string inner burr scraper - Google Patents
Tubing string inner burr scraper Download PDFInfo
- Publication number
- CN106141322A CN106141322A CN201510133490.7A CN201510133490A CN106141322A CN 106141322 A CN106141322 A CN 106141322A CN 201510133490 A CN201510133490 A CN 201510133490A CN 106141322 A CN106141322 A CN 106141322A
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- China
- Prior art keywords
- central shaft
- blade
- ring
- wall
- tubing string
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Abstract
The invention discloses: tubing string inner burr scraper, including central shaft and connector, leading portion at central shaft is fixed with scrub-brush, the stage casing annular spread of central shaft has multiple blade, the latter end of central shaft is arranged at intervals with multiple back-up ring, the height away from central shaft outer wall for the top of blade is more than the height away from central shaft outer wall for the described back-up ring outer circle wall, the inner hollow of central shaft and connector and the composition water injection path that is interconnected, be further opened with multiple discharge orifice connecting with water injection path between two adjacent back-up rings.In advance the oil stain on inner-walls of duct, chip etc. are washed away totally due to back-up ring and discharge orifice, therefore will not produce skidding when blade is in cutting or block phenomenon of waiting indefinitely, and then reduce the live load of blade, part after blade cut can produce new substantial amounts of chip, scrub-brush then can be cleared up, and discharge by the other end of steel pipe with cleaning liquid, and then reach quickly to dispose the inner burr producing because of welding.
Description
Technical field
The present invention relates to a kind of argon arc welding machine auxiliary equipment, specifically refer to tubing string inner burr scraper.
Background technology
During steel-pipe welding, near weld seam, inside and outside steel pipe, all can produce a certain amount of burr so that the flow velocity of steel pipe tube fluid in use declines, and the projection of commissure is also easy to be corroded, and then cause commissure bulk strength to decline, reduce the service life of steel pipe；Traditional inner-burr cleaning equipment mainly focuses on the removing of the solder residue at weld seam and weld seam periphery and projection, is scattering into the solder residue of other parts of steel pipe inner wall and projection is then cleared up not thorough during for welding.
Content of the invention
It is an object of the invention to provide tubing string inner burr scraper, quickly dispose the inner burr producing because of welding, improve the overall performance of welded still pipe.
The purpose of the present invention is achieved through the following technical solutions:
Tubing string inner burr scraper, including interconnective central shaft and connector, leading portion at described central shaft is fixed with scrub-brush, the stage casing annular spread of central shaft has multiple blade, the latter end of described central shaft is arranged at intervals with multiple back-up ring, and the height that the top of described blade is away from central shaft outer wall is more than the height away from central shaft outer wall for the described back-up ring outer circle wall, the inner hollow of described central shaft and connector and the composition water injection path that is interconnected, be further opened with multiple discharge orifice connecting with water injection path between two adjacent back-up rings.When the present invention works, first the output of equipment is driven to be connected with motor etc. connector, water injection path is connected with water pipe simultaneously, again the tubing strings such as steel pipe are fixed, central shaft is tried hard to recommend under moving outside, its latter end initially enters steel duct, first back-up ring contacts with foreign material such as the burr in pipe or chips, open aqueduct valve simultaneously, it is full of cleaning liquid in making water injection path, cleaning fluid coordinates back-up ring to start to carry out to inner-walls of duct slightly washing for the first time by the injection of discharge orifice, clears up the chip in pipeline or loosening burr in advance；As the continuation of central shaft advances, blade rotates in pipeline, start to the various projection on inner-walls of duct or burr cuts, in advance the oil stain on inner-walls of duct, chip etc. are washed away totally due to back-up ring and discharge orifice, therefore will not produce skidding when blade is in cutting or block phenomenon of waiting indefinitely, and then reduce the live load of blade, improve stock-removing efficiency；Part after blade cut can produce new substantial amounts of chip, the scrub-brush being positioned at central shaft front section then can be cleared up, and discharge by the other end of steel pipe with cleaning liquid, and then reach quickly to dispose the inner burr producing because of welding, improve the purpose of the overall performance of welded still pipe；
Wherein, the height away from central shaft outer wall for the top of described blade is more than the height away from central shaft outer wall for the described back-up ring outer circle wall, between inner-walls of duct and back-up ring, i.e. leave the channel of chip removal of one end annular space, when blade cut, its chip producing then is displaced outwardly along channel of chip removal, effectively prevent chip and stop is produced to blade operating, improve the stock-removing efficiency of blade.
Further, the inwall of described discharge orifice is fixed with spiral salient, and the internal diameter of described spiral salient successively decreases along the radial direction of central shaft.The burr chip that blade cut produces can be above discharge orifice when being displaced outwardly, sharply increase once amount of debris, the less chip of portion size can enter in water injection path along the inwall of discharge orifice, thus the efficiency that impact is when the first stage slightly washes, the present invention is fixed with spiral salient on the inwall of discharge orifice, when cleaning fluid is outwards sprayed by discharge orifice by water injection path, spiral salient can make to clear up in rotary moving, and then produce the bigger injection stream of kinetic energy, strengthen the pre-cleaning to inner-walls of duct, the width of simultaneously described spiral salient successively decreases along the radial direction of central shaft, i.e. form the current by pass of the big trapezoidal shape of the little water inlet end in water side, while ensureing that enough power is flowed in injection, effectively prevent undersized chip and enter in discharge orifice, improve the efficiency of inner-walls of duct cleaning further.
Further, the outer wall of described connector offers external screw thread.Connector outer wall offers external screw thread so that connector is more convenient when being connected with outside driving equipment, facilitates operating personnel's quick centring mandrel when repair and maintenance to remove and install simultaneously, improves artificial inefficiency.
Further, the material of described back-up ring is elastic caoutchouc.As preferably, while using the back-up ring of elastomeric material can quickly clear up the oil stain on pipeline inner burr or the chip etc. of attachment, prevent remaining pipes inwall from bigger friction occurring, it is to avoid to cause inner-walls of duct impaired during cleaning.
The present invention compared with prior art, has such advantages as and beneficial effect:
1st, the present invention is with the continuation propelling of central shaft, blade rotates in pipeline, start to the various projection on inner-walls of duct or burr cuts, in advance the oil stain on inner-walls of duct, chip etc. are washed away totally due to back-up ring and discharge orifice, therefore will not produce skidding when blade is in cutting or block phenomenon of waiting indefinitely, and then reduce the live load of blade, improve stock-removing efficiency；Part after blade cut can produce new substantial amounts of chip, the scrub-brush being positioned at central shaft front section then can be cleared up, and discharge by the other end of steel pipe with cleaning liquid, and then reach quickly to dispose the inner burr producing because of welding, improve the purpose of the overall performance of welded still pipe；
2nd, the present invention is fixed with spiral salient on the inwall of discharge orifice, when cleaning fluid is outwards sprayed by discharge orifice by water injection path, spiral salient can make to clear up in rotary moving, and then produce the bigger injection stream of kinetic energy, strengthen the pre-cleaning to inner-walls of duct, the width of simultaneously described spiral salient successively decreases along the radial direction of central shaft, i.e. form the current by pass of the big trapezoidal shape of the little water inlet end in water side, while ensureing that enough power is flowed in injection, effectively prevent undersized chip and enter in discharge orifice, improve the efficiency of inner-walls of duct cleaning further.
Brief description
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of tubing string one specific embodiment of inner burr scraper of the present invention；
Fig. 2 is the structural representation of discharge orifice in tubing string inner burr scraper of the present invention.
Mark and corresponding parts title in accompanying drawing: the 1st, central shaft, the 2nd, connector, the 3rd, scrub-brush, the 4th, blade, the 5th, back-up ring, the 6th, discharge orifice, the 7th, water injection path, the 8th, spiral salient.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment includes interconnective central shaft 1 and connector 2, leading portion at described central shaft 1 is fixed with scrub-brush 3, the stage casing annular spread of central shaft 1 has multiple blade 4, the latter end of described central shaft 1 is arranged at intervals with multiple back-up ring 5, and the height that the top of described blade 4 is away from central shaft 1 outer wall is more than the height away from central shaft 1 outer wall for described back-up ring 5 outer circle wall, the inner hollow of described central shaft 1 and connector 2 and the composition water injection path 7 that is interconnected, be further opened with multiple discharge orifice 6 connecting with water injection path 7 between two adjacent back-up rings 5.
When the present invention works, first the output of equipment is driven to be connected with motor etc. connector 2, water injection path 7 is connected with water pipe simultaneously, again the tubing strings such as steel pipe are fixed, central shaft 1 is tried hard to recommend under moving outside, its latter end initially enters steel duct, first back-up ring 5 contacts with foreign material such as the burr in pipe or chips, open aqueduct valve simultaneously, it is full of cleaning liquid in making water injection path 7, cleaning fluid coordinates back-up ring 5 to start to carry out to inner-walls of duct slightly washing for the first time by the injection of discharge orifice 6, clears up the chip in pipeline or loosening burr in advance；As the continuation of central shaft 1 advances, blade 4 rotates in pipeline, start to the various projection on inner-walls of duct or burr cuts, due to back-up ring 5 and discharge orifice 6 is prior washes away totally by the oil stain on inner-walls of duct, chip etc., therefore will not produce skidding when blade 4 is in cutting or block phenomenon of waiting indefinitely, and then reduce the live load of blade 4, improve stock-removing efficiency；Part after blade 4 cutting can produce new substantial amounts of chip, the scrub-brush 3 being positioned at central shaft 1 front section then can be cleared up, and discharge by the other end of steel pipe with cleaning liquid, and then reach quickly to dispose the inner burr producing because of welding, improve the purpose of the overall performance of welded still pipe；
Wherein, the height away from central shaft 1 outer wall for the top of described blade 4 is more than the height away from central shaft 1 outer wall for described back-up ring 5 outer circle wall, between inner-walls of duct and back-up ring 5, i.e. leave the channel of chip removal of one end annular space, when blade 4 cuts, its chip producing then is displaced outwardly along channel of chip removal, effectively prevent chip and stop is produced to blade 4 operating, improve the stock-removing efficiency of blade 4.
The inwall of described discharge orifice 6 is fixed with spiral salient 8, and the internal diameter of described spiral salient 8 successively decreases along the radial direction of central shaft 1.nullThe burr chip that blade 4 cutting produces can be above discharge orifice 6 when being displaced outwardly，Sharply increase once amount of debris，The less chip of portion size can enter in water injection path 7 along the inwall of discharge orifice 6，Thus the efficiency that impact is when the first stage slightly washes，The present invention is fixed with spiral salient 8 on the inwall of discharge orifice 6，When cleaning fluid is outwards sprayed by discharge orifice 6 by water injection path 7，Spiral salient 8 can make to clear up in rotary moving，And then produce the bigger injection stream of kinetic energy，Strengthen the pre-cleaning to inner-walls of duct，The width of simultaneously described spiral salient 8 successively decreases along the radial direction of central shaft 1，I.e. form the current by pass of the big trapezoidal shape of the little water inlet end in water side，While ensureing that enough power is flowed in injection，Effectively prevent undersized chip to enter in discharge orifice 6，Improve the efficiency of inner-walls of duct cleaning further.
As preferably, while using the back-up ring 5 of elastomeric material can quickly clear up the oil stain on pipeline inner burr or the chip etc. of attachment, prevent remaining pipes inwall from bigger friction occurring, it is to avoid to cause inner-walls of duct impaired during cleaning.
Above content is to combine the further description that the present invention is made by concrete preferred embodiment, it is impossible to assert that the detailed description of the invention of the present invention is confined to these explanations.For general technical staff of the technical field of the invention, other embodiments of drawing under without departing from technical scheme, should be included in protection scope of the present invention.
Claims (4)
1. tubing string inner burr scraper, it is characterized in that: include interconnective central shaft (1) and connector (2), leading portion at described central shaft (1) is fixed with scrub-brush (3), the stage casing annular spread of central shaft (1) has multiple blade (4), the latter end of described central shaft (1) is arranged at intervals with multiple back-up ring (5), and the height that the top of described blade (4) is away from central shaft (1) outer wall is more than the height away from central shaft (1) outer wall for described back-up ring (5) outer circle wall, the inner hollow of described central shaft (1) and connector (2) and composition water injection path (7) that is interconnected, it is further opened with multiple discharge orifice (6) connecting with water injection path (7) between two adjacent back-up rings (5).
2. tubing string inner burr scraper according to claim 1, it is characterised in that: it on the inwall of described discharge orifice (6), is fixed with spiral salient (8), and the internal diameter of described spiral salient (8) successively decreases along the radial direction of central shaft (1).
3. tubing string inner burr scraper according to claim 1, it is characterised in that: on the outer wall of described connector (2), offer external screw thread.
4. tubing string inner burr scraper according to claim 1, it is characterised in that: the material of described back-up ring (5) is elastic caoutchouc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133490.7A CN106141322A (en) | 2015-03-26 | 2015-03-26 | Tubing string inner burr scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510133490.7A CN106141322A (en) | 2015-03-26 | 2015-03-26 | Tubing string inner burr scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106141322A true CN106141322A (en) | 2016-11-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510133490.7A Pending CN106141322A (en) | 2015-03-26 | 2015-03-26 | Tubing string inner burr scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106141322A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513861A (en) * | 2016-12-09 | 2017-03-22 | 罗数基础（天津）机器人技术有限公司 | Tool bit, tool and device for secondary machining of arc-shaped chamfer |
| CN107900770A (en) * | 2017-12-20 | 2018-04-13 | 重庆市乐珐机电有限责任公司 | Flange hole bits blower |
| CN108746100A (en) * | 2018-06-22 | 2018-11-06 | 四川金易管业有限公司 | One kind is except gluing mechanism in pipeline |
| CN110524033A (en) * | 2019-07-25 | 2019-12-03 | 汇大机械制造（湖州）有限公司 | A kind of cutter for industrial machining |
-
2015
- 2015-03-26 CN CN201510133490.7A patent/CN106141322A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106513861A (en) * | 2016-12-09 | 2017-03-22 | 罗数基础（天津）机器人技术有限公司 | Tool bit, tool and device for secondary machining of arc-shaped chamfer |
| CN107900770A (en) * | 2017-12-20 | 2018-04-13 | 重庆市乐珐机电有限责任公司 | Flange hole bits blower |
| CN107900770B (en) * | 2017-12-20 | 2019-03-15 | 重庆市乐珐机电有限责任公司 | Flange hole bits blower |
| CN108746100A (en) * | 2018-06-22 | 2018-11-06 | 四川金易管业有限公司 | One kind is except gluing mechanism in pipeline |
| CN108746100B (en) * | 2018-06-22 | 2023-09-15 | 四川金易管业有限公司 | Pipeline inner glue removing mechanism |
| CN110524033A (en) * | 2019-07-25 | 2019-12-03 | 汇大机械制造（湖州）有限公司 | A kind of cutter for industrial machining |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161123 |