CN114850582A - Device for breaking burrs in high-frequency welded pipe and diagnosis method - Google Patents
Device for breaking burrs in high-frequency welded pipe and diagnosis method Download PDFInfo
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- CN114850582A CN114850582A CN202210529436.4A CN202210529436A CN114850582A CN 114850582 A CN114850582 A CN 114850582A CN 202210529436 A CN202210529436 A CN 202210529436A CN 114850582 A CN114850582 A CN 114850582A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003745 diagnosis Methods 0.000 title abstract description 8
- 238000005520 cutting process Methods 0.000 claims abstract description 105
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 238000003466 welding Methods 0.000 claims abstract description 65
- 230000000007 visual effect Effects 0.000 claims abstract description 28
- 230000008569 process Effects 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 4
- 238000002405 diagnostic procedure Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000013480 data collection Methods 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 210000000056 organ Anatomy 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 16
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
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- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
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- 238000013508 migration Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/02—Machines or devices for scraping
- B23D79/021—Machines or devices for scraping for removing welding, brazing or soldering burrs, e.g. flash, on pipes or rods
- B23D79/023—Machines or devices for scraping for removing welding, brazing or soldering burrs, e.g. flash, on pipes or rods internally
Abstract
The invention provides a device for breaking burrs in a high-frequency welded pipe and a diagnosis method, wherein the device comprises a support, a sliding movable frame is arranged on the support, a cutting mechanism capable of rotating is arranged on the movable frame, a burr guide hole and a guide wheel are arranged on the cutting mechanism, an oil cylinder is arranged at one end of the cutting mechanism, a cutter is arranged at one end of the oil cylinder, and a movable welding piece is arranged on the support; the weldment forms burrs in the process of welding into the welded pipe, and the cutting mechanism is used for cutting the burrs. Through the real-time change of visual display demonstration pressure, when pressure transmitter surpassed the threshold value scope of setting for, the threshold value scope is that the cutter does not meet burr or burr cutting motionless, and bee calling organ reports to the police to make visual monitoring burr state, can be according to actual pressure situation, judge that analytical equipment is normal still the trouble. The automatic cutter pressure of adjustment, the volume of striking off, the emergence possibility that the early warning burr blockked up reminds post personnel in time to inspect the adjustment, prevents to make big trouble. Has great popularization value.
Description
Technical Field
The invention relates to the field of high-frequency steel pipe manufacturing, in particular to a device for breaking burrs in a high-frequency welded pipe and a diagnosis method.
Background
The high-frequency steel pipe is induction welding, does not need welding seam filler, has no welding spatter, has the advantages of narrow welding heat affected zone, attractive welding forming, good welding mechanical property and the like, and is widely applied to the production of the steel pipe. The inner burr removal of the high-frequency straight welded pipe is a high-difficulty technology in the production of the high-frequency welded pipe and an important link in the production technology of the welded pipe. The inner burr device in the prior art is only a common hydraulic cylinder and mechanical scraper device which is installed once when in shape adjustment, a cutter can not be flexibly adjusted, the inner burr can only be completely scraped during production, the cutter or burr blockage is frequently damaged, the treatment wastes time and labor, the normal or fault of analysis equipment can not be judged according to actual conditions, and when the equipment is damaged, the inner burr needs to be stopped to be treated, so that the production operation rate of steel pipes is reduced. Therefore, a device and a diagnosis method for breaking burrs in a high-frequency welded pipe are provided for solving the problems.
Chinese patent document CN215546020U describes a burr scraping device in high frequency straight welded pipe, including frame, motor cabinet and rotation axis, be provided with the battery in the frame, both sides are provided with the handle about the frame, the frame with the adjacent one side of handle is provided with operating panel, the operating panel below is provided with the mouth that charges, frame one side is provided with electric putter, electric putter one end is provided with the motor cabinet, be provided with the motor in the motor cabinet. The utility model discloses a set up electric putter, motor, cylinder one, strike hammer, cylinder two, dull polish wheel, cylinder three and scraper blade, the flexibility is good, and length that can nimble adjusting device satisfies the welded pipe clearance demand of different length. However, the device can not judge whether the analysis equipment is normal or failed according to the actual condition, when the equipment is damaged, the production is stopped to process inner burrs, the production operation rate of the steel pipe is reduced, the use is defective, and improvement is needed.
Disclosure of Invention
The invention provides an internal burr breaking device for a high-frequency welded pipe and a diagnosis method, which solve the problems that a cutter of the breaking device cannot be flexibly adjusted, the internal burr can only be completely scraped during production, the cutter is frequently damaged or the burr is blocked, the processing wastes time and labor, whether the equipment is normal or failed can not be judged and analyzed according to the actual condition, and the internal burr needs to be stopped to process when the equipment is damaged, so that the production operation rate of a steel pipe is reduced.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a device for breaking burrs in a high-frequency welded pipe and a diagnosis method thereof comprise a support, wherein a sliding movable frame is arranged on the support, a rotatable cutting mechanism is arranged on the movable frame, a burr guide hole and a guide wheel are arranged on the cutting mechanism, an oil cylinder is arranged at one end of the cutting mechanism, a cutter is arranged at one end of the oil cylinder, and a movable welding piece is arranged on the support;
the weldment forms burrs in the process of welding into the welded pipe, and the cutting mechanism is used for cutting the burrs.
In the preferred scheme, install the motor on the support, the output of motor is equipped with the lead screw, removes to put up and is equipped with the screw thread seat, lead screw and screw thread seat threaded connection are equipped with a plurality of spouts on the support, remove and put up bottom both ends and lean on the spout.
In the preferred scheme, a connecting plate is arranged at one end of the cutting mechanism, a hinge hole is formed in the connecting plate, a rotating shaft is arranged on the moving frame, and the rotating shaft abuts against the hinge hole.
In the preferred scheme, be equipped with the oil pump on the removal frame, the one end of oil pump is installed on removing the frame, and the other end and the connecting plate of oil pump are connected.
In the preferred scheme, a plurality of rollers are arranged on a bracket, a weldment abuts against the rollers and comprises a welding plate, a welding device is arranged on the bracket, and two electrodes are arranged on the welding device;
the welding plate becomes a welded pipe in the welding process, a welding seam appears on the welded pipe, the two electrodes are respectively positioned on two sides of the welding seam, and burrs are hung in the welded pipe at one end of the welding seam.
In a preferred scheme, the cutting mechanism comprises a cutting rod, the cutting rod is provided with a mounting groove and a puncture guide hole, mounting holes are formed in two ends of the mounting groove, and two ends of the guide wheel abut against the mounting holes of the mounting groove and are rotatably connected with the cutting mechanism;
the cutting mechanism is penetrated through by the puncture guide hole, the central axis of the puncture guide hole is arc-shaped, and one end of the puncture guide hole is inclined to the axis of the cutting mechanism.
In the preferred scheme, a guide groove is arranged between the guide thorn hole and the guide wheel, the guide groove is of an arc-shaped structure, and the guide groove is communicated with the guide thorn hole;
an operation table is arranged on one side of the support, a buzzer, a switching knob, a lifting button and a breaking button are arranged on the operation table, and the lifting button is connected with the oil pump.
In a preferred scheme, the cutting mechanism is provided with a hollow groove, the oil cylinder comprises a cylinder body, a sliding piston rod is arranged in the cylinder body, a cavity is formed between the piston rod and the cylinder body, a piston is arranged on the piston rod and abuts against the inner wall of the cylinder body, one end of the piston rod is provided with a cutter which abuts against the hollow groove, and two ends of the cylinder body are respectively provided with an oil inlet and an oil outlet;
the movable frame is provided with a pressure transmitter, the oil inlet and the oil outlet are communicated with the cavity, and the oil inlet and the oil outlet are connected with the pressure transmitter.
In the preferred scheme, a PC, a PLC, a visual display and a data acquisition module are arranged on one side of the bracket, and control software is arranged on the PC;
the pressure transmitter is connected with the data acquisition module, and the data acquisition module is connected with the PC;
the PC, the PLC, the oil pump, the electromagnetic valve and the oil cylinder are sequentially connected, and the PLC is respectively connected with the electromagnetic valve and the data acquisition module;
the PC is connected with the visual display.
A diagnostic method for a high-frequency welded pipe internal burr breaking device comprises the following steps: s1, prewelding preparation: driving the welding device to weld part of the welding plate into a welded pipe so as to form burrs on the welded pipe;
s2, preparing a coarse adjustment position of the cutting mechanism: the motor is driven to enable the cutting rod on the movable frame to move in the horizontal direction, so that the cutting rod extends into the welding pipe, the burr guide hole is positioned below the burr,
s3, adjusting the position of the cutting mechanism: pressing a lifting button, enabling an oil pump to work to enable one end of the cutting mechanism to descend so as to enable the other end of the cutting mechanism to ascend, driving the motor for multiple times again, and adjusting the horizontal position of the cutting mechanism so as to enable burrs to penetrate through the burr guide holes;
s4, setting interrupt data: the break button is arranged at a manual position, and the burr break time and the resistance threshold range are adjusted and set on the visual display;
s5, driving an oil pump and a welding device, and automatically interrupting and diagnosing the high-frequency welded pipe: starting an oil pump and a welding device, transmitting signals to a PLC, controlling an electromagnetic valve by the PLC, controlling the oil cylinder to stretch out and draw back by the electromagnetic valve, and stretching out and drawing back the oil cylinder at the set breaking time so as to break burrs of the cutter at the set breaking time;
the PC acquires the hydraulic pressure data of an oil inlet and an oil outlet in an oil cylinder action cycle in real time after acquiring the electromagnetic valve working signal sent by the PLC through the pressure transmitter and the data acquisition module, the visual display is used for displaying a pressure curve, and control software on the PC judges whether normal or fault is interrupted according to the characteristics of the acquired pressure curve;
when the pressure curve value displayed by the visual display exceeds the set threshold range, the buzzer automatically gives an alarm, when the pressure threshold range displayed by the visual display is in the set threshold range, the whole device normally works, and the oil cylinder is flexibly interrupted in the set interruption time.
The invention has the beneficial effects that: motor and lead screw to the messenger removes a horizontal migration, so that cutting mechanism can stretch into in the weldment, with the horizontal position of adjusting the guide thorn hole for the burr, drive the oil pump, so that cutting mechanism's one end sinks, cutting mechanism rotates around the pivot, and the guide thorn hole movement track on the cutting mechanism is curved shifts up, with the vertical height of adjusting the relative burr of guide thorn hole.
The motor and the oil pump are driven for many times, and the horizontal position of the moving frame is finely adjusted, so that the horizontal position of the burr guide hole is finely adjusted, the burr extends into the burr guide hole, the part of the burr is in the guide groove, and the burr is abutted against the guide wheel. When the horizontal position of the cutting mechanism is adjusted at one time, the horizontal position of the cutting mechanism is not required to be adjusted at the later stage, and burrs can be cut regularly only by periodically driving the oil cylinder, so that the structure is optimized, the cutting working time is shortened, and the effective production operation rate is improved. The axis in guide thorn hole is the arc, and the one end in guide thorn hole inclines with cutting mechanism's axis to make the burr of arc structure can stretch into guide thorn hole, avoid cutting mechanism when rotating, the one end of burr supports and leans on other positions in guide thorn hole and take place the burr and curl or the burr blocks up. The guide way is the arc structure, and guide way and leading wheel can reduce burr and cutting mechanism's friction, accomplish the guide effect simultaneously to make cutting mechanism one end shift up, the burr is located the guide thorn hole, avoids the burr to curl and causes the jam, handles to waste time and energy, causes the phenomenon that steel pipe production operation rate descends.
The oil cylinder is driven regularly, a piston rod of the oil cylinder stretches, and the cutter slides in the empty groove, so that the cutter cuts burrs regularly. Oil inlet and oil-out on the hydro-cylinder all are connected with pressure transmitter, show the real-time change of pressure through visual display, and when pressure transmitter exceeded the threshold value scope of setting for, the threshold value scope is that the cutter does not meet the burr or the burr cutting is motionless, and the cutter is the pressure range on the burr all the time. The buzzer alarms when the pressure exceeds the threshold range, so that the burr state can be visually monitored, and whether the analysis equipment is normal or fails can be judged according to the actual pressure condition. The automatic cutter pressure of adjustment, the volume of striking off, the emergence possibility that the early warning burr blockked up reminds post personnel in time to inspect the adjustment, prevents to make big trouble. Has great popularization value.
Drawings
The invention is further explained below with reference to the figures and examples;
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a top view of a weldment of the present invention;
FIG. 3 is a top view of the cutting mechanism of the present invention;
FIG. 4 is an isometric view of the cutting mechanism of the present invention;
FIG. 5 is a sectional view of a partial structure of the cutting mechanism of the present invention;
FIG. 6 is a schematic of the present invention;
in the figure: a bracket 1; a chute 101; a moving frame 2; a threaded seat 201; a welding device 3; an electrode 301; an operation table 4; a buzzer 401; a switching knob 402; a lift button 403; a break button 404; a screw rod 5; a weldment 6; a welded tube 601; a weld plate 602; a weld 603; a cutting mechanism 7; a cutting bar 701; a connection plate 702; a hinge aperture 7021; a guide groove 703; a puncture guide hole 704; a mounting groove 705; a cylinder 706; a piston rod 7061; an oil inlet 7062; an oil outlet 7063; a piston 7064; a cavity 7065; a cylinder 7066; a cutter 707; an empty slot 708; a guide wheel 8; a pressure transmitter 9; a motor 10; a roller 11; a burr 12; a rotating shaft 13; an oil pump 14; a solenoid valve 15; a data acquisition module 16; PC 17; control software 1701; a visual display 18; PLC 19.
Detailed Description
Example 1:
as shown in fig. 1-6, a device for breaking burrs in a high-frequency welded pipe and a diagnosis method thereof comprise a support 1, wherein a sliding movable frame 2 is arranged on the support 1, a rotatable cutting mechanism 7 is arranged on the movable frame 2, a burr guide hole 704 and a guide wheel 8 are arranged on the cutting mechanism 7, an oil cylinder 706 is arranged at one end of the cutting mechanism 7, a cutter 707 is arranged at one end of the oil cylinder 706, and a movable welding piece 6 is arranged on the support 1;
the weldment 6 forms a burr 12 during welding into the welded tube 601, and the cutting mechanism 7 is used to cut the burr 12. With this structure, the motor 10 is driven to horizontally move the movable frame 2 so that the cutting mechanism 7 can extend into the weldment 6 to adjust the horizontal position of the burr guide hole 704 relative to the burr 12, the oil pump 14 is driven to sink one end of the cutting mechanism 7, the cutting mechanism 7 rotates around the rotating shaft 13, and the movement locus of the burr guide hole 704 on the cutting mechanism 7 is arc-shaped to move upwards to adjust the vertical height of the burr guide hole 704 relative to the burr 12.
The motor 10 and the oil pump 14 are driven several times to finely adjust the horizontal position of the moving frame 2 so that the horizontal position of the burr guide hole 704 is finely adjusted to allow the burr 12 to be inserted into the burr guide hole 704 so that the burr 12 is partially in the guide groove 703 to allow the burr 12 to abut against the guide wheel 8. When the horizontal position of the cutting mechanism 7 is adjusted at one time, the horizontal position of the cutting mechanism 7 does not need to be adjusted at the later stage, and the burr 12 can be cut regularly only by periodically driving the oil cylinder 706, so that the structure is optimized, the cutting working time is shortened, and the effective production operation rate is improved. The central axis of the puncture guide hole 704 is arc-shaped, and one end of the puncture guide hole 704 is inclined to the axis of the cutting mechanism 7, so that the burr 12 of the arc-shaped structure can extend into the puncture guide hole 704, and the phenomenon that when the cutting mechanism 7 rotates, one end of the burr 12 abuts against other parts of the puncture guide hole 704 to cause the burr 12 to curl or block is avoided. Guide way 703 is the arc structure, and guide way 703 and leading wheel 8 can reduce burr 12 and cutting mechanism 7's friction, accomplish the guide effect simultaneously to make cutting mechanism 7 one end shift up, burr 12 is arranged in guide thorn hole 704, avoids burr 12 to curl and cause the jam, handles the phenomenon that wastes time and energy, causes the steel pipe production operation rate to descend.
The oil cylinder 706 is driven periodically, the piston rod 7061 of the oil cylinder 706 extends and retracts, and the cutter 707 slides in the empty groove 708, so that the cutter 707 cuts the burr 12 periodically. An oil inlet 7062 and an oil outlet 7063 on the oil cylinder 706 are both connected with the pressure transmitter 9, real-time pressure change is displayed through the visual display 18, when the pressure transmitter 9 exceeds a set threshold range, the threshold range is a pressure range that the cutter 707 does not encounter the burr 12 and cuts the burr 12, and the cutter 707 always pushes against the burr 12. The buzzer 401 alarms when the pressure exceeds the threshold range, so that the burr state can be visually monitored, and whether the analysis equipment is normal or fails can be judged according to the actual pressure condition. The automatic cutter pressure of adjustment, the volume of striking off, the emergence possibility that the early warning burr blockked up reminds post personnel in time to inspect the adjustment, prevents to make big trouble.
In the preferred scheme, install motor 10 on the support 1, the output of motor 10 is equipped with lead screw 5, removes to be equipped with screw base 201 on the frame 2, lead screw 5 and screw base 201 threaded connection are equipped with a plurality of spouts 101 on the support 1, remove 2 bottom both ends of frame and lean on spout 101. With this structure, the motor 10 is driven to rotate the lead screw 5 to horizontally move the moving frame 2, so that the cutting mechanism 7 on the moving frame 2 is horizontally moved to enable the cutting mechanism 7 to be inserted into the weldment 6 to adjust the horizontal position of the burr hole 704 with respect to the burr 12.
In the preferred scheme, one end of the cutting mechanism 7 is provided with a connecting plate 702, the connecting plate 702 is provided with a hinge hole 7021, the moving frame 2 is provided with a rotating shaft 13, and the rotating shaft 13 abuts against the hinge hole 7021. With this structure, the oil pump 14 is driven to sink one end of the cutting mechanism 7 and rotate relative to the rotating shaft 13, and the other end of the cutting mechanism 7 moves upward, so that the motion trajectory of the burr guide hole 704 on the cutting mechanism 7 moves upward in an arc shape, thereby adjusting the vertical height of the burr guide hole 704 relative to the burr 12.
In a preferred scheme, an oil pump 14 is arranged on the moving frame 2, one end of the oil pump 14 is mounted on the moving frame 2, and the other end of the oil pump 14 is connected with the connecting plate 702. With this structure, the oil pump 14 is installed at the bottom of the top plate of the moving frame 2 so that the oil pump 14 is driven and one end of the cutting mechanism 7 sinks.
In a preferred scheme, a plurality of rollers 11 are arranged on a bracket 1, a weldment 6 abuts against the rollers 11, the weldment 6 comprises a welding plate 602, a welding device 3 is arranged on the bracket 1, and two electrodes 301 are arranged on the welding device 3;
the welding plate 602 is changed into a welding pipe 601 in the welding process, a welding seam 603 appears on the welding pipe 601, the two electrodes 301 are respectively positioned at two sides of the welding seam 603, and the burr 12 is hung in the welding pipe 601 at one end of the welding seam 603. With the structure, when the welding device 3 works, the two electrodes 301 are respectively welded at the top and the bottom of the welding seam 603, the rollers 11 are driven to rotate, the weldment 6 moves on the rollers 11, the welding plate 602 is welded into the welded pipe 601, the welding seam 603 is arranged on the welded pipe 601, and the welding seam 603 appears on the welding seam 603.
In a preferred scheme, the cutting mechanism comprises a cutting rod 701, a mounting groove 705 and a puncture guide hole 704 are formed in the cutting rod 701, mounting holes are formed in two ends of the mounting groove 705, and two ends of the guide wheel 8 abut against the mounting holes of the mounting groove 705 and are rotatably connected with the cutting mechanism 7;
the puncture guide hole 704 penetrates through the cutting mechanism 7, the central axis of the puncture guide hole 704 is arc-shaped, and one end of the puncture guide hole 704 is inclined to the axis of the cutting mechanism 7. From this structure, leading wheel 8 rotates with cutting mechanism 7 to be connected, so that burr 12 is in the forming process, burr 12 can support and lean on and slide on leading wheel 8, so that burr 12 and leading wheel 8 are the rotational friction, avoid burr 12 to take place great friction with guide thorn hole 704 in the motion process, cause the phenomenon that cutting mechanism 7 damaged, while burr 12 is when the slight skew takes place in the forming process, leading wheel 8 can withstand burr 12, so that burr 12 moves in guide thorn hole 704. The central axis of the burr guide hole 704 is arc-shaped, and one end of the burr guide hole 704 is inclined with the axis of the cutting mechanism 7, so that the burr 12 of the arc-shaped structure can extend into the burr guide hole 704, and the phenomenon that when the cutting mechanism 7 rotates, one end of the burr 12 abuts against other parts of the burr guide hole 704 to cause the burr 12 to curl or block is avoided.
In a preferred scheme, a guide groove 703 is arranged between the puncture guide hole 704 and the guide wheel 8, the guide groove 703 is of an arc structure, and the guide groove 703 is communicated with the puncture guide hole 704;
an operation table 4 is arranged on one side of the bracket 1, a buzzer 401, a switching knob 402, a lifting button 403 and a breaking button 404 are arranged on the operation table 4, and the lifting button 403 is connected with the oil pump 14. With the structure, the guide groove 703 is of an arc-shaped structure, and the guide groove 703 is communicated with the burr guide hole 704, so that when the burr 12 abuts against the guide wheel 8 to slide, the burr 12 can slide in the guide groove 703, thereby avoiding sliding friction between the burr 12 and the cutting mechanism 7 and avoiding damage to the cutting mechanism 7. Meanwhile, a certain space is reserved for weak deviation of the burrs 12 in the production process, and the phenomenon that the burrs 12 are curled in the burr guide holes 704 to cause blockage when being deviated is avoided.
In a preferable scheme, the cutting mechanism 7 is provided with a hollow groove 708, the oil cylinder 706 comprises a cylinder body 7067, a sliding piston rod 7061 is arranged inside the cylinder body 7067, a cavity 7065 is formed between the piston rod 7061 and the cylinder body 7067, a piston 7064 is arranged on the piston rod 7061, the piston 7064 abuts against the inner wall of the cylinder body 7067, one end of the piston rod 7061 is provided with a cutter 707, the cutter 707 abuts against the hollow groove 708, and two ends of the cylinder 7066 are respectively provided with an oil inlet 7062 and an oil outlet 7063;
the movable frame 2 is provided with a pressure transmitter 9, the oil inlet 7062 and the oil outlet 7063 are both communicated with the cavity 7065, and the oil inlet 7062 and the oil outlet 7063 are both connected with the pressure transmitter 9. With this structure, the cylinder 706 is driven, the piston rod 7061 of the cylinder 706 extends and contracts, and the cutter 707 slides in the hollow 708, so that the cutter 707 cuts the burr 12 periodically. An oil inlet 7062 and an oil outlet 7063 on the oil cylinder 706 are both connected with the pressure transmitter 9, and real-time pressure change is displayed through the visual display 18.
In the preferred scheme, a PC17, a PLC19, a visual display 18 and a data acquisition module 16 are arranged on one side of the bracket 1, and control software 1701 is arranged on the PC 17;
the pressure transmitter 9 is connected with the data acquisition module 16, and the data acquisition module 16 is connected with the PC 17;
the PC17, the PLC19, the oil pump 14, the electromagnetic valve 15 and the oil cylinder 706 are sequentially connected, and the PLC19 is respectively connected with the electromagnetic valve 15 and the data acquisition module 16;
the PC17 is connected to the visual display 18. By the structure, the oil inlet 7062 and the oil outlet 7063 on the oil cylinder 706 are both connected with the pressure transmitter 9, real-time pressure change is displayed through the visual display 18, when the pressure transmitter 9 exceeds a set threshold range, the threshold range is that the cutter 707 does not encounter the burr 12 until the burr 12 is cut, and the cutter 707 always pushes up the pressure range on the burr 12. The buzzer 401 alarms when the pressure exceeds the threshold range, so that the burr state can be visually monitored, and whether the analysis equipment is normal or fails can be judged according to the actual pressure condition. The automatic cutter pressure of adjustment, the volume of striking off, the emergence possibility that the early warning burr blockked up reminds post personnel in time to inspect the adjustment, prevents to make big trouble.
Example 2:
a diagnostic method for a high frequency welded pipe internal burr breaking device comprises the following steps: prewelding preparation: driving the welding device 3 to weld part of the welding plate 602 into the welded pipe 601 so as to form the burr 12 on the welded pipe 601; preparation of coarse adjustment position of cutting mechanism: the motor 10 is driven to move the cutting rod 701 on the moving frame 2 in the horizontal direction, so that the cutting rod 701 extends into the welding pipe 601, the burr guide hole 704 is positioned below the burr 12, and the position of the cutting mechanism is adjusted: pressing the lifting button 403, operating the oil pump 14 to lower one end of the cutting mechanism 7 to raise the other end of the cutting mechanism 7, driving the motor 10 again for multiple times, and adjusting the horizontal position of the cutting mechanism 7 to enable the burr 12 to pass through the burr guide hole 704; and (3) interrupting data setting: the break button 404 is set in a manual position, and the visual display 18 is adjusted to set the burr break time and the resistance threshold range; the oil pump 14 and the welding device 3 are driven to automatically break and diagnose the high-frequency welded pipe: starting the oil pump 14 and the welding device 3, transmitting signals to the PLC19, controlling the electromagnetic valve 15 by the PLC19, controlling the oil cylinder 706 to stretch and contract by the electromagnetic valve 15, and stretching and contracting the oil cylinder 706 at the set breaking time so that the cutter 707 breaks the burr 12 at the set breaking time;
the PC17 acquires the hydraulic pressure data of the oil inlet 7062 and the oil outlet 7063 in the action cycle of the oil cylinder 706 in real time after acquiring the working signal of the electromagnetic valve 15 sent by the PLC19 through the pressure transmitter 9 and the data acquisition module 16, the visual display 18 is used for displaying a pressure curve, and the control software 1701 on the PC17 judges whether the normal or the fault is interrupted according to the characteristics of the acquired pressure curve;
when the pressure curve value displayed by the visual display 18 exceeds the set threshold range, the buzzer 401 gives an alarm automatically, when the pressure threshold range displayed by the visual display 18 is within the set threshold range, the whole device works normally, and the oil cylinder 706 is broken in a stretching mode within the set breaking time.
Example 3:
further explaining by combining with the embodiment 1 and the embodiment 2, as shown in fig. 1 to 6, manual monitoring is firstly performed when the model is changed, the switching knob 402 is set to a manual position on the operation panel, the oil pump 14 is started, the lifting button 403 is pressed, a signal is transmitted to the PLC19, the PLC19 sends an instruction to control the electromagnetic valve 15, the oil cylinder 706 pushes the cutter 707 to a specified position, the interruption button 404 is pressed, and the PLC19 sends an instruction to the electromagnetic valve 15 to hear the sound of the operation of the cutter 707 driven by the oil cylinder 706; the switching knob 402 is set to an automatic position, the burr breaking time is set to 2S on the interface of the control software 1701 displayed on the function visual display 18, the breaking button 404 is pressed, the PLC19 sends an instruction to the electromagnetic valve 15, the oil pump 14 drives the cutter 707 to continuously act once every 2S, and the adjustment is judged to be finished. When in formal production, the switching knob 402 is set to an automatic position on an operation table, burr breaking time such as 2s is set on a control software 1701 interface displayed by a functional visual display 18, when an internal burr breaking device works, a PLC19 sends an action instruction to an electromagnetic valve 15 to execute the action of an oil cylinder 706 to break burrs, a computer host PC17 acquires an electromagnetic valve working signal sent by a PLC19 through a pressure transmitter 9 and a data acquisition module 16, then obtains hydraulic pressure data at an inlet and an outlet of the hydraulic cylinder in an action period of the oil cylinder 706 in real time, control software 1701 installed in the computer host PC17 judges whether the burrs are broken normally or faulted according to the characteristics of an acquired pressure curve, displays a pressure value through the functional visual display 18 under normal conditions, can be compared with preset pressure, automatically judges and adjusts the depth of the burrs when the burrs are scraped, and if the excessive pressure and the burrs are blocked, resistance is increased, the alarm starts to give an alarm, and post staff are reminded to adjust and find out fault reasons
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. The utility model provides a be used for high frequency welded tube inner burr to break device which characterized by: the welding device comprises a support (1), wherein a sliding moving frame (2) is arranged on the support (1), a cutting mechanism (7) capable of rotating is arranged on the moving frame (2), a puncture guide hole (704) and a guide wheel (8) are arranged on the cutting mechanism (7), an oil cylinder (706) is arranged at one end of the cutting mechanism (7), a cutter (707) is arranged at one end of the oil cylinder (706), and a moving welding part (6) is arranged on the support (1);
the weldment (6) forms burrs (12) in the process of welding the welded pipe (601), and the cutting mechanism (7) is used for cutting the burrs (12).
2. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: install motor (10) on support (1), the output of motor (10) is equipped with lead screw (5), is equipped with screw thread seat (201) on removing frame (2), lead screw (5) and screw thread seat (201) threaded connection are equipped with a plurality of spouts (101) on support (1), remove frame (2) bottom both ends and lean on spout (101).
3. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: one end of the cutting mechanism (7) is provided with a connecting plate (702), the connecting plate (702) is provided with a hinge hole (7021), the moving frame (2) is provided with a rotating shaft (13), and the rotating shaft (13) abuts against the hinge hole (7021).
4. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: an oil pump (14) is arranged on the movable frame (2), one end of the oil pump (14) is installed on the movable frame (2), and the other end of the oil pump (14) is connected with the connecting plate (702).
5. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: the welding device comprises a bracket (1), a plurality of rollers (11) are arranged on the bracket (1), a weldment (6) abuts against the rollers (11), the weldment (6) comprises a welding plate (602), a welding device (3) is arranged on the bracket (1), and two electrodes (301) are arranged on the welding device (3);
the welding plate (602) is changed into a welded pipe (601) in the welding process, a welding seam (603) appears on the welded pipe (601), the two electrodes (301) are respectively positioned at two sides of the welding seam (603), and the burr (12) is hung in the welded pipe (601) at one end of the welding seam (603).
6. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: the cutting mechanism comprises a cutting rod (701), a mounting groove (705) and a puncture guide hole (704) are formed in the cutting rod (701), mounting holes are formed in two ends of the mounting groove (705), and two ends of the guide wheel (8) abut against the mounting holes of the mounting groove (705) and are rotatably connected with the cutting mechanism (7);
the puncture guide hole (704) penetrates through the cutting mechanism (7), the central axis of the puncture guide hole (704) is arc-shaped, and one end of the puncture guide hole (704) is inclined to the axis of the cutting mechanism (7).
7. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: a guide groove (703) is arranged between the puncture guide hole (704) and the guide wheel (8), the guide groove (703) is of an arc structure, and the guide groove (703) is communicated with the puncture guide hole (704);
an operating table (4) is arranged on one side of the support (1), a buzzer (401), a switching knob (402), a lifting button (403) and a breaking button (404) are arranged on the operating table (4), and the lifting button (403) is connected with the oil pump (14).
8. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: the cutting mechanism (7) is provided with a hollow groove (708), the oil cylinder (706) comprises a cylinder body (7067), a sliding piston rod (7061) is arranged inside the cylinder body (7067), a cavity (7065) is formed between the piston rod (7061) and the cylinder body (7067), a piston (7064) is arranged on the piston rod (7061), the piston (7064) abuts against the inner wall of the cylinder body (7067), one end of the piston rod (7061) is provided with a cutter (707), the cutter (707) abuts against the hollow groove (708), and two ends of the cylinder body (7066) are respectively provided with an oil inlet (7062) and an oil outlet (7063);
a pressure transmitter (9) is arranged on the movable frame (2), the oil inlet (7062) and the oil outlet (7063) are communicated with the cavity (7065), and the oil inlet (7062) and the oil outlet (7063) are connected with the pressure transmitter (9).
9. The internal burr breaking device for the high-frequency welded pipe according to claim 1, wherein: a PC (17), a PLC (19), a visual display (18) and a data acquisition module (16) are arranged on one side of the support (1), and control software (1701) is arranged on the PC (17);
the pressure transmitter (9) is connected with the data acquisition module (16), and the data acquisition module (16) is connected with the PC (17);
the PC (17), the PLC (19), the oil pump (14), the electromagnetic valve (15) and the oil cylinder (706) are sequentially connected, and the PLC (19) is respectively connected with the electromagnetic valve (15) and the data acquisition module (16);
the PC (17) is connected with a visual display (18).
10. A diagnostic method for a high frequency welded pipe internal burr breaking device according to any one of claims 1 to 9, which comprises: s1, prewelding preparation: driving a welding device (3) to weld part of the welding plate (602) into a welded pipe (601) so as to form burrs (12) on the welded pipe (601);
s2, preparing a coarse adjustment position of the cutting mechanism: the motor (10) is driven to move the cutting rod (701) on the moving frame (2) in the horizontal direction, so that the cutting rod (701) extends into the welding pipe (601), the burr guide hole (704) is positioned below the burr (12),
s3, adjusting the position of the cutting mechanism: pressing a lifting button (403), enabling an oil pump (14) to work to enable one end of the cutting mechanism (7) to descend so as to enable the other end of the cutting mechanism (7) to ascend, driving the motor (10) for multiple times again, and adjusting the horizontal position of the cutting mechanism (7) so as to enable the burrs (12) to penetrate through the burr guide holes (704);
s4, setting interrupt data: the break button (404) is arranged at a manual position, and the visual display (18) is used for adjusting and setting the burr break time and the resistance threshold range;
s5, driving an oil pump (14) and a welding device (3), and automatically breaking and diagnosing the high-frequency welded pipe: starting the oil pump (14) and the welding device (3), transmitting signals to the PLC (19), controlling the electromagnetic valve (15) by the PLC (19), controlling the oil cylinder (706) to stretch by the electromagnetic valve (15), and stretching the oil cylinder (706) at the set breaking time so that the cutter (707) breaks burrs (12) at the set breaking time;
after a PC (17) collects working signals of an electromagnetic valve (15) sent by a PLC (19) through a pressure transmitter (9) and a data collection module (16), hydraulic pressure data of an oil inlet (7062) and an oil outlet (7063) in an action cycle of an oil cylinder (706) are obtained in real time, a visual display (18) is used for displaying a pressure curve, and control software (1701) on the PC (17) judges whether normal or fault is interrupted according to the characteristics of the obtained pressure curve;
when the pressure curve value displayed by the visual display (18) exceeds the set threshold range, the buzzer (401) automatically gives an alarm, when the pressure threshold range displayed by the visual display (18) is within the set threshold range, the whole device normally works, and the oil cylinder (706) is telescopically interrupted in the set interruption time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210529436.4A CN114850582B (en) | 2022-05-16 | 2022-05-16 | Device and diagnosis method for breaking burrs in high-frequency welded pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210529436.4A CN114850582B (en) | 2022-05-16 | 2022-05-16 | Device and diagnosis method for breaking burrs in high-frequency welded pipe |
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| CN114850582A true CN114850582A (en) | 2022-08-05 |
| CN114850582B CN114850582B (en) | 2023-12-05 |
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| GB1235164A (en) * | 1968-08-13 | 1971-06-09 | Sp Pt Kb Gl Upravlenia Puti I | Transportable welding machine for butt welding of railway rails under field conditions |
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| CN101386093A (en) * | 2008-10-13 | 2009-03-18 | 中海石油金洲管道有限公司 | Combination type inner-burr cleaning and weld guiding device |
| CN201516542U (en) * | 2009-03-23 | 2010-06-30 | 田宗义 | Hydraulic reinforced retracting type straight slit welded pipe internal burr chip-breaking scavenging machine |
| CN201926897U (en) * | 2011-02-22 | 2011-08-10 | 重庆大学 | Monitoring system for running parameters of numerical control machine |
| US20190030631A1 (en) * | 2017-07-31 | 2019-01-31 | CITIC Dicastal CO, LTD. | High-precision wheel cap section burr removing device |
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2022
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1235164A (en) * | 1968-08-13 | 1971-06-09 | Sp Pt Kb Gl Upravlenia Puti I | Transportable welding machine for butt welding of railway rails under field conditions |
| KR20050048569A (en) * | 2005-05-02 | 2005-05-24 | 유원산업(주) | Automatic control device of oil filter system |
| CN101081461A (en) * | 2006-05-30 | 2007-12-05 | 天津钢管集团有限公司 | Technological process of incising pipes and chamfering by using intersecting cutter |
| CN101386093A (en) * | 2008-10-13 | 2009-03-18 | 中海石油金洲管道有限公司 | Combination type inner-burr cleaning and weld guiding device |
| CN201516542U (en) * | 2009-03-23 | 2010-06-30 | 田宗义 | Hydraulic reinforced retracting type straight slit welded pipe internal burr chip-breaking scavenging machine |
| CN201926897U (en) * | 2011-02-22 | 2011-08-10 | 重庆大学 | Monitoring system for running parameters of numerical control machine |
| US20190030631A1 (en) * | 2017-07-31 | 2019-01-31 | CITIC Dicastal CO, LTD. | High-precision wheel cap section burr removing device |
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|---|---|
| CN114850582B (en) | 2023-12-05 |
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