CN111250818B - Intelligent and efficient coil pipe end cutting mechanism - Google Patents
Intelligent and efficient coil pipe end cutting mechanism Download PDFInfo
- Publication number
- CN111250818B CN111250818B CN202010292867.4A CN202010292867A CN111250818B CN 111250818 B CN111250818 B CN 111250818B CN 202010292867 A CN202010292867 A CN 202010292867A CN 111250818 B CN111250818 B CN 111250818B
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- Prior art keywords
- cutting
- acetylene
- pipe
- sleeve
- fixing
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Classifications
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- 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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
-
- 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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
-
- 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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
- B23K7/102—Auxiliary devices, e.g. for guiding or supporting the torch for controlling the spacial relationship between the workpieces and the gas torch
-
- 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
Abstract
The invention discloses an intelligent and efficient coil pipe end cutting mechanism which comprises a gas conveying sleeve, wherein an acetylene conveying device is arranged in the gas conveying sleeve, a controller is arranged outside the gas conveying sleeve, a rotary acetylene cutting device is arranged on the gas conveying sleeve, and a cutting fixing device is arranged on the gas conveying sleeve. The fixing sleeve is arranged on the fixing shaft and the gas conveying sleeve, and the device is fixed inside the pipe end of the coil pipe through the repulsive force of the electromagnet and the elastic force of the compression spring; through set up acetylene cutting nozzle on rotatory cutting dish to through the cooperation of L type mount with spring telescopic link, make acetylene cutting nozzle automatically regulated and the distance of coil pipe inner wall, simultaneously through the cooperation of drive gear, gear wheel, pinion and internal gear groove guide rail, make rotatory cutting dish and gas conveying sleeve pipe carry out slow rotation, thereby automatic with the cutting of coil pipe end, saved the cutting time of coil pipe end, the cutting terminal surface is neat simultaneously.
Description
Technical Field
The invention relates to the field of steel pipe cutting related equipment, in particular to an intelligent and efficient coil pipe end cutting mechanism.
Background
The coil pipe is a spiral pipeline formed by bending a pipe through a pipe bending machine, the pipe end of the formed coil pipe needs to be cut according to actual use due to long length, and the pipe end of the formed coil pipe is relatively random, so that the pipe end is relatively difficult to cut.
In patent CN201310247630.4, an intelligent and efficient pipe end cutting mechanism for a coil, because an upper pipe end cutting mechanism and a lower pipe end cutting mechanism are movably arranged on a machine head, two pipe ends of the coil can be cut simultaneously, thereby greatly improving the cutting efficiency; and is suitable for cutting the pipe ends of the coil pipes with various specifications.
But the coil pipe is bulky, and the cutting of above-mentioned patent to spiral coil pipe is comparatively difficult, and spiral coil pipe when butt joint with the collection case, need cut the pipe end and weld after leveling, and current spiral coil pipe is when the cutting, all cuts through the manual work basically, and manual cutting speed is slower, and wasted time.
Disclosure of Invention
The invention aims to solve the problems, and designs an intelligent and efficient coil pipe end cutting mechanism which has the functions of high cutting speed and smooth pipe end cutting, solves the problem that a large amount of time is wasted due to manual cutting during the cutting of the conventional spiral coil pipe end, and enables an acetylene nozzle to rotate at the pipe end of the coil pipe by fixing the acetylene nozzle inside the spiral coil pipe end, so that the pipe end of the coil pipe is cut quickly, the cutting time of the pipe end is saved, and the pipe end of the coil pipe is smooth and tidy, so that workers can weld the pipe end conveniently.
The technical scheme of the invention is that the intelligent and efficient coil pipe end cutting mechanism comprises a gas conveying sleeve, wherein an acetylene conveying device is arranged in the gas conveying sleeve, a controller is arranged outside the gas conveying sleeve, a rotary acetylene cutting device is arranged on the gas conveying sleeve, and a cutting and fixing device is arranged on the gas conveying sleeve;
the rotary acetylene cutting device comprises a rotary cutting disc installed at one end of a gas conveying sleeve, an air inlet pipe seat installed on the rotary cutting disc, an acetylene inlet pipe installed on the air inlet pipe seat, an oxygen inlet pipe installed on one side of the acetylene inlet pipe, gas conveying hoses installed on two sides above the air inlet pipe seat, the gas conveying hoses, the acetylene inlet pipe and the oxygen inlet pipe are fixedly connected, an acetylene cutting nozzle is installed on the gas conveying hoses, L-shaped fixing frames are installed on two sides of the acetylene cutting nozzle, a spring telescopic rod is installed between the L-shaped fixing frames and the air inlet pipe seat, a sealing baffle is installed on one side of the center inside of the rotary cutting disc, a fixed shaft is arranged inside the rotary cutting disc, the fixed shaft is connected with the sealing baffle and the rotary cutting disc through a rotating bearing, and an inner gear groove guide rail is installed at the center inside of the rotary cutting disc, the speed reduction device comprises a fixed shaft, a speed reduction bearing seat, a speed reduction bearing, a speed reduction rotating shaft, a small gear, a large gear, a driving motor and a driving gear, wherein the speed reduction bearing seat is installed on the fixed shaft, the speed reduction bearing seat is provided with the speed reduction bearing, the speed reduction rotating shaft is installed in the speed reduction bearing, one end of the speed reduction rotating shaft is provided with the small gear, the small gear is meshed with an inner gear groove guide rail, the other end of the speed reduction rotating shaft is provided with the large gear, the fixed shaft is provided with the driving motor, the rotating end of the driving motor is provided with the driving gear, and the driving gear is meshed with the large gear;
the cutting and fixing device comprises square fixing seats installed at two ends of the outer surface of the fixing shaft, square fixing seats identical to the fixing shaft are arranged on the gas conveying sleeve, the square fixing seats are connected with the gas conveying sleeve through rotating bearings, fixing screw rods are installed on four side surfaces of the square fixing seats, fixing sleeves are arranged on four side surfaces of the square fixing seats, threaded grooves are formed in the lower ends of the fixing sleeves and are in threaded connection with the fixing screw rods, a first powerful electromagnet is installed at one end inside the fixing sleeve, a second powerful electromagnet is arranged at one side of the first powerful electromagnet and is in movable contact with the first powerful electromagnet, a compression spring is installed at one end of the second powerful electromagnet, a telescopic column is installed at one end of the compression spring and is movably connected with the fixing sleeves, an arc-shaped fixing plate is installed at one end of the telescopic column.
Acetylene conveyor includes gaseous delivery sleeve internally mounted has oxygen delivery pipe, oxygen delivery pipe advances a tub fixed connection with oxygen, install electromagnetism air regulating valve one on the oxygen delivery pipe, gaseous delivery sleeve inside is equipped with acetylene delivery pipe, acetylene delivery pipe advances a tub fixed connection with acetylene, install electromagnetism air regulating valve two on the acetylene delivery pipe.
The gas conveying sleeve is characterized in that a movable seat is installed at one end of the outer side surface of the gas conveying sleeve, a movable short rod is movably installed on the movable seat, and a nozzle positioning rod is movably installed on the movable short rod.
The oxygen conveying pipe is fixedly connected with an external oxygen tank through a hose, and the acetylene conveying pipe is fixedly connected with the external acetylene tank through a hose.
The plane of one end of each L-shaped fixing frame is separated from the plane of one end of each acetylene cutting nozzle by a fixed distance.
The L-shaped fixing frame is movably contacted with the inner wall of the pipe end of the coil pipe.
The first powerful electromagnet and the second powerful electromagnet have the same magnetism.
And anti-skid grains are arranged on the surface of the arc-shaped fixing plate, which is contacted with the inner wall of the pipe end of the coil pipe.
The intelligent and efficient coil pipe end cutting mechanism manufactured by the technical scheme of the invention comprises the following components:
according to the cutting mechanism, the fixed sleeve is arranged on the fixed shaft and the gas conveying sleeve, and the device is quickly fixed inside the pipe end of the coil pipe through the repulsive force of the first powerful electromagnet and the second powerful electromagnet and the elastic force of the compression spring, so that the fixing is quickly completed;
according to the cutting mechanism, the acetylene cutting nozzle is arranged on the rotary cutting disc, and the distance between the acetylene cutting nozzle and the inner wall of the pipe end of the coil pipe is automatically adjusted through the matching of the L-shaped fixing frame and the spring telescopic rod, so that the cutting of the pipe end of the coil pipe is facilitated, and meanwhile, the rotary cutting disc and the gas conveying sleeve pipe are slowly rotated through the matching of the driving gear, the large gear, the small gear and the inner gear groove guide rail, so that the pipe end of the coil pipe is automatically cut through the acetylene cutting nozzle, the cutting time of the pipe end of the coil pipe is saved, the cutting end face is flat and neat, and the welding of the coil pipe is facilitated;
this cutting mechanism through the setting of sliding seat, activity quarter butt and nozzle locating lever, can make the staff can be quick fix a position acetylene cutting nozzle in the inside position of coil pipe end to make things convenient for the staff to adjust acetylene cutting nozzle.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent and efficient coil pipe end cutting mechanism according to the present invention;
FIG. 2 is a schematic view of a rotary acetylene cutting apparatus according to the present invention;
FIG. 3 is a schematic view of a cutting fixture according to the present invention;
FIG. 4 is a schematic view of the locking collar of the present invention;
in the figure, 1, a gas delivery cannula; 2. a controller; 3. rotating the cutting disc; 4. an air inlet pipe seat; 5. an acetylene inlet pipe; 6. an oxygen inlet pipe; 7. a gas hose; 8. an acetylene cutting nozzle; 9. an L-shaped fixing frame; 10. a spring telescopic rod; 11. sealing the baffle; 12. a fixed shaft; 13. a rotating bearing; 14. an inner gear groove guide rail; 15. a deceleration bearing seat; 16. a reduction bearing; 17. a decelerating rotating shaft; 18. a pinion gear; 19. a bull gear; 20. a drive motor; 21. a drive gear; 22. a square fixing seat; 23. a rotating bearing; 24. fixing the screw rod; 25. fixing the sleeve; 26. a threaded groove; 27. a strong electromagnet I; 28. a strong electromagnet II; 29. a compression spring; 30. a telescopic column; 31. an arc-shaped fixing plate; 32. an oxygen delivery pipe; 33. a first electromagnetic air regulating valve; 34. an acetylene delivery pipe; 35. a second electromagnetic air regulating valve; 36. a movable seat; 37. a movable short rod; 38. and a nozzle positioning rod.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-4, in this embodiment:
in the device, the device is connected with an external power supply for supplying power, the external power supply is electrically connected with the controller 2, the driving motor 20, the first powerful electromagnet 27, the second powerful electromagnet 28, the first electromagnetic air regulating valve 33 and the electromagnetic air regulating valve 35 for supplying power, the model of the controller 2 is an FX3SA-20MT-CM PLC, and a control signal output end of the controller 2 is electrically connected with the driving motor 20, the first powerful electromagnet 27, the second powerful electromagnet 28, the first electromagnetic air regulating valve 33 and the electromagnetic air regulating valve 35 through relays respectively, so that the operation of the whole device is controlled.
The invention is characterized in that the structure design of the rotary acetylene cutting device is combined with an attached drawing 1 and an attached drawing 2, the rotary acetylene cutting device comprises a rotary cutting disk 3 arranged at one end of a gas conveying sleeve 1, an air inlet pipe seat 4 arranged on the rotary cutting disk 3, an acetylene inlet pipe 5 arranged on the air inlet pipe seat 4, an oxygen inlet pipe 6 arranged at one side of the acetylene inlet pipe 5, gas conveying hoses 7 arranged at two sides above the air inlet pipe seat 4, the gas conveying hoses 7 fixedly connected with the acetylene inlet pipe 5 and the oxygen inlet pipe 6, acetylene cutting nozzles 8 arranged on the gas conveying hoses 7, L-shaped fixing frames 9 arranged at two sides of the acetylene cutting nozzles 8, a spring telescopic rod 10 arranged between the L-shaped fixing frames 9 and the air inlet pipe seat 4, a sealing baffle plate 11 arranged at one side of the center inside the rotary cutting disk 3, a fixing shaft 12 arranged inside the rotary cutting disk 3, the fixing shaft 12 connected with the sealing baffle plate 11 and the rotary cutting disk 3 through a rotary bearing 13, an inner gear groove guide rail 14 is installed at the center of the interior of the rotary cutting disc 3, a speed reduction bearing seat 15 is installed on the fixed shaft 12, a speed reduction bearing 16 is installed on the speed reduction bearing seat 15, a speed reduction rotating shaft 17 is installed in the speed reduction bearing 16, a small gear 18 is installed at one end of the speed reduction rotating shaft 17, the small gear 18 is meshed with the inner gear groove guide rail 14, a large gear 19 is installed at the other end of the speed reduction rotating shaft 17, a driving motor 20 is installed on the fixed shaft 12, a driving gear 21 is installed at the rotating end of the driving motor 20, and the driving gear 21 is meshed with the large gear 19;
the invention is characterized in that the cutting and fixing device is structurally designed, and by combining with an attached drawing 1, an attached drawing 3 and an attached drawing 4, the cutting and fixing device comprises a fixed shaft 12, square fixing seats 22 are arranged at two ends of the outer side surface of the fixed shaft 12, the gas conveying sleeve 1 is provided with the square fixing seats 22 identical to the fixed shaft 12, the square fixing seats 22 are connected with the gas conveying sleeve 1 through a rotating bearing 23, fixing screws 24 are arranged on four side surfaces of the square fixing seats 22, fixing sleeves 25 are arranged on four side surfaces of the square fixing seats 22, the lower end of each fixing sleeve 25 is provided with a threaded groove 26, the threaded grooves 26 are in threaded connection with the fixing screws 24, one end inside each fixing sleeve 25 is provided with a powerful electromagnet I27, one side of each powerful electromagnet I27 is provided with a powerful electromagnet II 28, the powerful electromagnet II 28 is in movable contact with the powerful electromagnet I27, and one end of each powerful electromagnet II 28 is provided with a compression spring 29, one end of the compression spring 29 is provided with a telescopic column 30, the telescopic column 30 is movably connected with the fixed sleeve 25, and one end of the telescopic column 30 is provided with an arc-shaped fixed plate 31;
in the device, the acetylene conveying device conveys oxygen and acetylene gas through an oxygen conveying pipe 32 and an acetylene conveying pipe 34, and regulates the gas conveying speed through a first electromagnetic gas regulating valve 33 and a second electromagnetic gas regulating valve 35.
The working principle of the device is as follows: when the coil pipe end needs to be cut, a worker controls the electromagnetic regulating valve 35 to be opened, acetylene gas enters one of the gas conveying hoses 7 through the acetylene conveying pipe 34 and the acetylene inlet pipe 5, is input into the acetylene cutting nozzle 8 through the gas conveying hose 7 and is sprayed out through the acetylene cutting nozzle 8, the acetylene cutting nozzle 8 is ignited through the ignition device, the device is manually inserted into the coil pipe end, the L-shaped fixing frame 9 is manually pressed down, the arc-shaped fixing plate 31 is pressed at the same time, the telescopic column 30 is contracted into the fixing sleeve 25, and therefore the device smoothly enters the coil pipe end;
at the moment, the worker manually folds the movable short rod 37 and turns the nozzle positioning rod 38 to the outer side surface of the pipe end of the coil pipe, the worker visually observes the end surface position and the cutting position of the nozzle positioning rod 38 to adjust, so that the end surface of the nozzle positioning rod 38 is moved to the cutting position, and at the moment, the acetylene cutting nozzle 8 is moved to the cutting position;
at the moment, the first powerful electromagnet 27 and the second powerful electromagnet 28 are controlled to be electrified, repulsive force is generated after the first powerful electromagnet 27 and the second powerful electromagnet 28 are electrified, the second powerful electromagnet 28 is pushed to start moving, the second powerful electromagnet 28 pushes the compression spring 29 to start moving, meanwhile, the second powerful electromagnet 28 compresses the compression spring 29, the elastic force of the compression spring 29 is increased, the telescopic column 30 is pushed to start extending through the elastic force of the compression spring 29, so that the arc-shaped fixing plate 31 is in contact with the inner wall of the end of the coil pipe, and the fixing shaft 12 and the gas conveying sleeve 1 are fixed into the end of the coil pipe through the elastic force of the compression spring 29;
after the device is fixed, due to the action of the L-shaped fixing frame 9, the acetylene cutting nozzle 8 is positioned at a cutting distance from the inner wall of the end of the coil pipe, the electromagnetic gas regulating valve I33 is controlled to be opened, at the moment, oxygen enters the oxygen inlet pipe 6 through the oxygen conveying pipe 32 and then enters the acetylene cutting nozzle 8 through the other gas conveying hose 7, and flame sprayed by the acetylene cutting nozzle 8 is changed into cutting flame;
when cutting flame sprayed by the acetylene cutting nozzle 8 cuts for a certain time, the pipe wall of the coil pipe penetrates through the pipe wall, at the moment, the driving motor 20 is controlled to start working, the driving motor 20 rotates to drive the driving gear to rotate, the driving gear 20 drives the large gear 19 to rotate through meshing with the large gear 19, the large gear 19 drives the decelerating rotating shaft 17 to rotate, so that the small gear 18 starts to rotate, the small gear 18 starts to rotate through meshing with the inner gear groove guide rail 14, the rotary cutting disc 3 and the gas conveying sleeve 1 start to rotate, and the acetylene cutting nozzle 8 starts to slowly rotate at a constant speed;
the end of the coil pipe is gradually cut through the slow uniform rotation of the acetylene cutting nozzle 8, after the acetylene cutting nozzle 8 rotates for a circle, the end of the coil pipe is cut, and the cut end of the coil pipe is fixed through the arc-shaped fixing plate 31 on the gas conveying sleeve 1;
after cutting is finished, the first powerful electromagnet 27 and the second powerful electromagnet 28 are controlled to be powered off, the first electromagnetic air regulating valve 33 and the second electromagnetic air regulating valve 35 are controlled to be closed, at the moment, the acetylene cutting nozzle 8 stops spraying flame, a worker manually takes out the device from the interior of the end of the coil pipe, and after the device is taken out, the cut end of the coil pipe is taken down from the device.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (4)
1. An intelligent and efficient coil pipe end cutting mechanism comprises a gas conveying sleeve (1), wherein an acetylene conveying device is arranged in the gas conveying sleeve (1), and a controller (2) is arranged outside the gas conveying sleeve (1), and is characterized in that a rotary acetylene cutting device is arranged on the gas conveying sleeve (1), and a cutting fixing device is arranged on the gas conveying sleeve (1);
the rotary acetylene cutting device comprises a rotary cutting disc (3) installed at one end of a gas conveying sleeve (1), an air inlet pipe seat (4) is installed on the rotary cutting disc (3), an acetylene inlet pipe seat (5) is installed on the air inlet pipe seat (4), an oxygen inlet pipe (6) is installed at one side of the acetylene inlet pipe (5), gas transmission hoses (7) are installed at two sides above the air inlet pipe seat (4), the gas transmission hoses (7) are fixedly connected with the acetylene inlet pipe (5) and the oxygen inlet pipe (6), acetylene cutting nozzles (8) are installed on the gas transmission hoses (7), L-shaped fixing frames (9) are installed at two sides of the acetylene cutting nozzles (8), spring telescopic rods (10) are installed between the L-shaped fixing frames (9) and the air inlet pipe seat (4), and a sealing baffle plate (11) is installed at one side of the inner center of the rotary cutting disc (3), the inside fixed axle (12) that is equipped with of rotatory cutting dish (3), connect through rolling bearing (13) between fixed axle (12) and seal baffle (11) and the rotatory cutting dish (3), gear groove guide rail (14) in rotatory cutting dish (3) inside center department installs, install speed reduction bearing frame (15) on fixed axle (12), install speed reduction bearing (16) on speed reduction bearing frame (15), install speed reduction pivot (17) in speed reduction bearing (16), pinion (18) are installed to speed reduction pivot (17) one end, pinion (18) and gear groove guide rail (14) interlock mutually, gear wheel (19) are installed to the speed reduction pivot (17) other end, install driving motor (20) on fixed axle (12), drive gear (21) are installed to the rotation end of driving motor (20), the driving gear (21) is meshed with the large gear (19);
the cutting fixing device comprises square fixing seats (22) installed at two ends of the outer side surface of the fixing shaft (12), a square fixing seat (22) identical to the fixing shaft (12) is arranged on the gas conveying sleeve (1), the square fixing seat (22) is connected with the gas conveying sleeve (1) through a rotary bearing (23), fixing screw rods (24) are installed on four side surfaces of the square fixing seat (22), fixing sleeve pipes (25) are arranged on four side surfaces of the square fixing seat (22), a threaded groove (26) is formed in the lower end of each fixing sleeve pipe (25), the threaded groove (26) is in threaded connection with each fixing screw rod (24), a first powerful electromagnet (27) is installed at one end inside each fixing sleeve pipe (25), a second powerful electromagnet (28) is arranged on one side of the first powerful electromagnet (27), and the second powerful electromagnet (28) is in movable contact with the first powerful electromagnet (27), one end of the powerful electromagnet II (28) is provided with a compression spring (29), one end of the compression spring (29) is provided with a telescopic column (30), the telescopic column (30) is movably connected with the fixed sleeve (25), and one end of the telescopic column (30) is provided with an arc-shaped fixed plate (31);
the acetylene conveying device comprises an oxygen conveying pipe (32) arranged inside a gas conveying sleeve (1), the oxygen conveying pipe (32) is fixedly connected with an oxygen inlet pipe (6), an electromagnetic gas regulating valve I (33) is arranged on the oxygen conveying pipe (32), an acetylene conveying pipe (34) is arranged inside the gas conveying sleeve (1), the acetylene conveying pipe (34) is fixedly connected with an acetylene inlet pipe (5), and an electromagnetic gas regulating valve II (35) is arranged on the acetylene conveying pipe (34);
a movable seat (36) is installed at one end of the outer side surface of the gas conveying sleeve (1), a movable short rod (37) is movably installed on the movable seat (36), and a nozzle positioning rod (38) is movably installed on the movable short rod (37);
the L-shaped fixing frame (9) is movably contacted with the inner wall of the pipe end of the coil pipe, and the magnetism of the first powerful electromagnet (27) is the same as that of the second powerful electromagnet (28).
2. The intelligent and efficient coil pipe end cutting mechanism according to claim 1, wherein the oxygen delivery pipe (32) is fixedly connected with an external oxygen tank through a hose, and the acetylene delivery pipe (34) is fixedly connected with an external acetylene tank through a hose.
3. An intelligent and efficient coil pipe end cutting mechanism according to claim 1, wherein the plane of one end of each of the two L-shaped fixing frames (9) is separated from the plane of one end of the acetylene cutting nozzle (8) by a fixed distance.
4. The intelligent and efficient coil pipe end cutting mechanism is characterized in that the surface of the arc-shaped fixing plate (31) contacting with the inner wall of the coil pipe end is provided with anti-skid grains.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292867.4A CN111250818B (en) | 2020-04-15 | 2020-04-15 | Intelligent and efficient coil pipe end cutting mechanism |
| JP2020162557A JP7015974B2 (en) | 2020-04-15 | 2020-09-28 | Coil tube end cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010292867.4A CN111250818B (en) | 2020-04-15 | 2020-04-15 | Intelligent and efficient coil pipe end cutting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111250818A CN111250818A (en) | 2020-06-09 |
| CN111250818B true CN111250818B (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010292867.4A Active CN111250818B (en) | 2020-04-15 | 2020-04-15 | Intelligent and efficient coil pipe end cutting mechanism |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7015974B2 (en) |
| CN (1) | CN111250818B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505565B (en) * | 2022-04-19 | 2022-06-28 | 徐州贝尔电气有限公司 | Cutting equipment for pipes |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101491848A (en) * | 2009-02-20 | 2009-07-29 | 宁波建工股份有限公司 | Cutting device and method |
| DE102007042526B4 (en) * | 2006-12-18 | 2010-09-16 | Gehrer, Udo, Dipl.-Ing. | Method for compensating for unwanted longitudinal movements of a pipe to be machined |
| CN202411618U (en) * | 2011-10-28 | 2012-09-05 | 武汉一冶钢结构有限责任公司 | Rotating device for groove cutting of large-diameter steel tube |
| CN103302351A (en) * | 2013-06-20 | 2013-09-18 | 张家港市明华机械制造有限公司 | Pipe end cutting mechanism for coil pipes |
| CN106041248A (en) * | 2016-06-30 | 2016-10-26 | 张学衡 | Oxyhydrogen cutting robot inside steel pipe |
| CN106041249A (en) * | 2016-06-30 | 2016-10-26 | 张学衡 | Oxyacetylene flame cutting robot of interior of steel pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4236839B2 (en) | 2001-12-12 | 2009-03-11 | 東北鉄骨橋梁株式会社 | Diaphragm inner groove processing apparatus and method |
-
2020
- 2020-04-15 CN CN202010292867.4A patent/CN111250818B/en active Active
- 2020-09-28 JP JP2020162557A patent/JP7015974B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007042526B4 (en) * | 2006-12-18 | 2010-09-16 | Gehrer, Udo, Dipl.-Ing. | Method for compensating for unwanted longitudinal movements of a pipe to be machined |
| CN101491848A (en) * | 2009-02-20 | 2009-07-29 | 宁波建工股份有限公司 | Cutting device and method |
| CN202411618U (en) * | 2011-10-28 | 2012-09-05 | 武汉一冶钢结构有限责任公司 | Rotating device for groove cutting of large-diameter steel tube |
| CN103302351A (en) * | 2013-06-20 | 2013-09-18 | 张家港市明华机械制造有限公司 | Pipe end cutting mechanism for coil pipes |
| CN106041248A (en) * | 2016-06-30 | 2016-10-26 | 张学衡 | Oxyhydrogen cutting robot inside steel pipe |
| CN106041249A (en) * | 2016-06-30 | 2016-10-26 | 张学衡 | Oxyacetylene flame cutting robot of interior of steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7015974B2 (en) | 2022-02-04 |
| CN111250818A (en) | 2020-06-09 |
| JP2021169120A (en) | 2021-10-28 |
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