CN114850582B - Device and diagnosis method for breaking burrs in high-frequency welded pipe - Google Patents
Device and diagnosis method for breaking burrs in high-frequency welded pipe Download PDFInfo
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- CN114850582B CN114850582B CN202210529436.4A CN202210529436A CN114850582B CN 114850582 B CN114850582 B CN 114850582B CN 202210529436 A CN202210529436 A CN 202210529436A CN 114850582 B CN114850582 B CN 114850582B
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000003745 diagnosis Methods 0.000 title abstract description 7
- 238000005520 cutting process Methods 0.000 claims abstract description 106
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 238000003466 welding Methods 0.000 claims abstract description 67
- 230000000007 visual effect Effects 0.000 claims abstract description 28
- 230000008569 process Effects 0.000 claims abstract description 6
- 230000009471 action Effects 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000002405 diagnostic procedure Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 7
- 238000007790 scraping Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 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
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000011800 void material Substances 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
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Abstract
The utility model provides a device and a diagnosis method for breaking burrs in a high-frequency welded pipe, which comprise a bracket, wherein a sliding moving frame is arranged on the bracket, a rotatable cutting mechanism is arranged on the moving frame, a 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 moving weldment is arranged on the bracket; the weldment forms burrs in the process of welding into a welded pipe, and the cutting mechanism is used for cutting the burrs. The pressure transmitter is provided with a visual display, the visual display is used for displaying the real-time change of the pressure, when the pressure transmitter exceeds a set threshold range, the threshold range is that the cutter does not meet burrs or the burrs are cut and not moved, and the buzzer alarms, so that the state of the burrs is visually monitored, and the normal or fault of the analysis equipment can be judged according to the actual pressure condition. The tool pressure and the scraping amount are automatically adjusted, the possibility of burr blockage is early warned, post personnel are reminded to check and adjust in time, and large faults are prevented from being generated. Has great popularization value.
Description
Technical Field
The utility model relates to the field of high-frequency steel pipe manufacturing, in particular to a device and a diagnosis method for breaking burrs in a high-frequency welded pipe.
Background
The high-frequency steel pipe is induction welded, does not need welding filler, does not have welding spatter, has the advantages of narrow welding heat affected zone, attractive welding formation, good welding mechanical property and the like, and is widely applied to the production of the steel pipe. The inner burrs of the high-frequency straight welded pipe are removed, which is not only a high-difficulty technology in the production of the high-frequency welded pipe, but also an important link in the production technology of the welded pipe. The prior art inner burr device is only a common hydraulic cylinder and mechanical scraper device which are installed at one time during profile adjustment, a cutter cannot be flexibly adjusted, the inner burr can be only scraped in production, frequent damage to the cutter or burr blocking is caused, the treatment is time-consuming and labor-consuming, normal or failure of analysis equipment cannot be judged according to actual conditions, when the equipment is damaged, the inner burr is required to be stopped, and the production operation rate of the steel pipe is reduced. Therefore, we propose a device for breaking burrs in a high-frequency welded pipe and a diagnosis method 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, 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. According to the utility model, the electric push rod, the motor, the first cylinder, the beating hammer, the second cylinder, the grinding wheel, the third cylinder and the scraping plate are arranged, so that the flexibility is good, the length of the device can be flexibly adjusted, and the cleaning requirements of welded pipes with different lengths are met. However, the device cannot judge whether the analysis equipment is normal or fault according to the actual condition, when the equipment is damaged, the production of the steel pipe is reduced due to the fact that the inner burrs need to be stopped, the operation rate of the steel pipe production is reduced, the defect exists in use, and improvement is needed.
Disclosure of Invention
The utility model provides a device and a method for diagnosing burrs in a high-frequency welded pipe, which solve the problems that a cutter of the interrupting device cannot be flexibly adjusted, the inner burrs can be only scraped in production, frequent damage to the cutter or blockage of the burrs is caused, the treatment wastes time and labor, normal or failure of analysis equipment cannot be judged according to actual conditions, and when the equipment is damaged, the inner burrs need to be stopped in production, so that the production operation rate of a steel pipe is reduced.
In order to solve the technical problems, the utility model adopts the following technical scheme: a device and a diagnosis method for breaking burrs in a high-frequency welded pipe comprise a bracket, wherein a sliding moving frame is arranged on the bracket, a rotatable cutting mechanism is arranged on the moving frame, a 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 moving weldment is arranged on the bracket;
the weldment forms burrs in the process of welding into a 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 and is equipped with the screw seat on the frame, lead screw and screw seat threaded connection are equipped with a plurality of spouts on the support, remove the frame bottom both ends and support and lean on the spout.
In the preferred scheme, cutting mechanism one end is equipped with the connecting plate, is equipped with the hinge hole on the connecting plate, is equipped with the pivot on the removal frame, and the pivot supports and leans on the hinge hole.
In the preferred scheme, the movable frame is provided with an oil pump, one end of the oil pump is arranged on the movable frame, and the other end of the oil pump is connected with the connecting plate.
In the preferred scheme, a plurality of rollers are arranged on a bracket, a welding piece is abutted 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 welded plate is changed into a welded pipe in the welding process, a welding seam appears on the welded pipe, two electrodes are respectively positioned at two sides of the welding seam, and burrs are hung in the welded pipe at one end of the welding seam.
In the preferred scheme, the cutting mechanism comprises a cutting rod, a mounting groove and a guide hole are formed in the cutting rod, mounting holes are formed in two ends of the mounting groove, and two ends of the guide wheel are abutted against the mounting holes of the mounting groove and are in rotary connection with the cutting mechanism;
the stabbing hole penetrates through the cutting mechanism, the central axis of the stabbing hole is arc-shaped, and one end of the stabbing hole is inclined with the axis of the cutting mechanism.
In the preferred scheme, a guide groove is arranged between the guide hole and the guide wheel, the guide groove is of an arc-shaped structure, and the guide groove is communicated with the guide hole;
one side of the bracket is provided with an operating platform, the operating platform is provided with a buzzer, a switching knob, a lifting button and a breaking button, and the lifting button is connected with an oil pump.
In the preferred scheme, a hollow groove is formed in the cutting mechanism, 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, the piston abuts against the inner wall of the cylinder body, a cutter is arranged at one end of the piston rod, the cutter abuts against the hollow groove, and an oil inlet and an oil outlet are respectively formed in two ends of the cylinder body;
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, one side of the bracket is provided with a PC, a PLC, a visual display and a data acquisition module, and the PC is provided with control software;
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 to a visual display.
A diagnosis method for a burr breaking device in a high-frequency welded pipe comprises the following steps: s1, pre-welding preparation: driving a welding device to weld a part of the welding plate into a welded pipe so as to form burrs on the welded pipe;
s2, rough adjustment position preparation of a 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 stretches into the welded pipe to enable the puncture hole to be positioned below the burr,
s3, adjusting the position of the cutting mechanism: pressing a lifting button, and operating an oil pump 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 a plurality of times again, and adjusting the horizontal position of the cutting mechanism so as to enable burrs to pass through the puncture hole;
s4, breaking data setting: the breaking button is arranged at a manual position, and the burr breaking time and the resistance threshold range are adjusted and set on the visual display;
s5, driving an oil pump and a welding device to automatically break and diagnose the high-frequency welded pipe: the oil pump and the welding device are started, signals are transmitted to the PLC, the PLC controls the electromagnetic valve, the electromagnetic valve controls the oil cylinder to stretch out and draw back, and the oil cylinder stretches out and draws back at the set breaking time, so that the cutter breaks burrs at the set breaking time;
the PC acquires hydraulic pressure data of an oil inlet and an oil outlet in an oil cylinder action period in real time after electromagnetic valve working signals sent by the PLC are acquired 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 the normal state or the fault state 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 alarms, and when the pressure threshold range displayed by the visual display is within the set threshold range, the whole device works normally, and the oil cylinder stretches and breaks in set breaking time.
The beneficial effects of the utility model are as follows: the motor and the screw rod are used for enabling the movable frame to horizontally move, enabling the cutting mechanism to extend into the weldment, adjusting the horizontal position of the guide hole relative to the burrs, driving the oil pump, enabling one end of the cutting mechanism to sink, enabling the cutting mechanism to rotate around the rotating shaft, enabling the movement track of the guide hole on the cutting mechanism to move upwards in an arc shape, and adjusting the vertical height of the guide hole relative to the burrs.
And driving the motor and the oil pump for multiple times to finely adjust the horizontal position of the movable frame so as to finely adjust the horizontal position of the guide hole, so that the burrs extend into the guide hole, and the burrs are partially arranged in the guide groove so as to be 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 in the later period, and the burrs can be cut regularly only by driving the oil cylinder regularly, so that the structure is optimized, the working time of cutting is shortened, and the effective production operation rate is improved. The axis of leading the puncture hole is the arc, and the one end of leading the puncture hole is inclined with cutting mechanism's axis to make the burr of arc structure can stretch into in the puncture hole, avoid cutting mechanism when rotating, the one end of burr supports and leans on other positions of leading the puncture hole and takes place burr crimping or burr jam. The guide way is arc structure, and the friction of burr and cutting mechanism can be reduced to guide way and leading wheel, accomplishes the guide effect simultaneously to make cutting mechanism one end shift up, the burr is arranged in leading the puncture, avoids the burr to curl and causes the jam, and it is wasted time and energy to handle, causes the phenomenon that steel pipe production operation rate descends.
And the oil cylinder is driven regularly, a piston rod of the oil cylinder stretches out and draws back, and the cutter slides in the empty groove, so that the cutter cuts burrs regularly. The oil inlet and the oil outlet on the oil cylinder are connected with the pressure transmitter, the real-time change of the pressure is displayed through the visual display, and when the pressure transmitter exceeds a set threshold range, the threshold range is a pressure range that the cutter does not meet burrs or is cut and fixed until the cutter is propped against the burrs. The buzzer alarms when the threshold value is exceeded, 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 tool pressure and the scraping amount are automatically adjusted, the possibility of burr blockage is early warned, post personnel are reminded to check and adjust in time, and large faults are prevented from being generated. Has great popularization value.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a front view of the overall structure of the present utility model;
FIG. 2 is a top view of the weldment of the present utility model;
FIG. 3 is a top view of the cutting mechanism of the present utility model;
FIG. 4 is an isometric view of the cutting mechanism of the present utility model;
FIG. 5 is a cross-sectional view of a partial construction of the cutting mechanism of the present utility model;
FIG. 6 is a schematic diagram of the present utility model;
in the figure: a bracket 1; a chute 101; a moving rack 2; a screw 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; welded pipe 601; a solder plate 602; a weld 603; a cutting mechanism 7; a cutting bar 701; a connection plate 702; a hinge hole 7021; a guide groove 703; a puncture 704; mounting grooves 705; an oil 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; a void 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; a PC17; control software 1701; a visual display 18; and a PLC19.
Detailed Description
Example 1:
1-6, a device and a diagnostic method for breaking burrs in a high-frequency welded pipe comprise a bracket 1, wherein a sliding moving frame 2 is arranged on the bracket 1, a rotatable cutting mechanism 7 is arranged on the moving frame 2, a 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 bracket 1;
the weldment 6 forms burrs 12 during welding into a welded pipe 601, and the cutting mechanism 7 is used for cutting the burrs 12. With this structure, the motor 10 is driven to move the moving frame 2 horizontally, so that the cutting mechanism 7 can extend into the weldment 6 to adjust the horizontal position of the 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 track of the guide hole 704 on the cutting mechanism 7 moves upwards in an arc shape to adjust the vertical height of the guide hole 704 relative to the burr 12.
The motor 10 and the oil pump 14 are driven a plurality of times to finely adjust the horizontal position of the movable frame 2 so that the horizontal position of the guide hole 704 is finely adjusted to allow the burr 12 to extend into the 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 is not required to be adjusted in the later period, and the burrs 12 can be cut regularly only by driving the oil cylinder 706 regularly, so that the structure is optimized, the working time of cutting is shortened, and the effective production operation rate is improved. The central axis of the guide hole 704 is arc-shaped, and one end of the guide hole 704 is inclined with the axis of the cutting mechanism 7, so that burrs 12 of an arc-shaped structure can extend into the guide hole 704, and the phenomenon that the burrs 12 are curled or blocked due to the fact that one end of the burrs 12 abuts against other parts of the guide hole 704 when the cutting mechanism 7 rotates is avoided. Guide slot 703 is arc structure, and guide slot 703 and leading wheel 8 can reduce the friction of burr 12 and cutting mechanism 7, accomplish the guide effect simultaneously to make cutting mechanism 7 one end shift up, burr 12 is arranged in leading the puncture 704, avoid burr 12 to curl and cause the jam, and the processing is wasted time and energy, causes the phenomenon that steel pipe production operating rate descends.
The cylinder 706 is periodically driven, the piston rod 7061 of the cylinder 706 expands and contracts, and the cutter 707 slides in the empty slot 708, so that the cutter 707 periodically cuts the burr 12. The oil inlet 7062 and the oil outlet 7063 on the oil cylinder 706 are connected with the pressure transmitter 9, the real-time change of the pressure is displayed through the visual display 18, and when the pressure transmitter 9 exceeds a set threshold range, the threshold range is a pressure range from no cutting of the burr 12 to no cutting of the burr 12 when the cutter 707 is in contact with the burr 12, and the cutter 707 is propped up to the burr 12. The buzzer 401 alarms beyond 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 tool pressure and the scraping amount are automatically adjusted, the possibility of burr blockage is early warned, post personnel are reminded to check and adjust in time, and large faults are prevented from being generated.
In the preferred scheme, install motor 10 on the support 1, the output of motor 10 is equipped with lead screw 5, is equipped with screw seat 201 on the removal frame 2, and lead screw 5 and screw seat 201 threaded connection are equipped with a plurality of spouts 101 on the support 1, and the both ends of removal frame 2 bottom are supported and are leaned on spout 101. With this structure, the motor 10 is driven to rotate the screw 5 to horizontally move the movable frame 2 to horizontally move the cutting mechanism 7 on the movable frame 2 so that the cutting mechanism 7 can be inserted into the weldment 6 to adjust the horizontal position of the puncture 704 with respect to the burr 12.
In a 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 movable frame 2 is provided with a rotating shaft 13, and the rotating shaft 13 is abutted against the hinge hole 7021. With this structure, the oil pump 14 is driven to sink one end of the cutting mechanism 7, rotate relative to the rotating shaft 13, and move up the other end of the cutting mechanism 7, so that the movement track of the puncture guide 704 on the cutting mechanism 7 moves up in an arc shape, and the vertical height of the puncture guide 704 relative to the burr 12 is adjusted.
In a preferred embodiment, the movable frame 2 is provided with an oil pump 14, one end of the oil pump 14 is mounted on the movable 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 mounted on the bottom of the top plate of the movable frame 2 so that one end of the cutting mechanism 7 is sunk by driving the oil pump 14.
In a preferred scheme, a plurality of rollers 11 are arranged on a bracket 1, a welding piece 6 is abutted against the rollers 11, the welding piece 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 becomes a welding pipe 601 in the welding process, a welding seam 603 appears on the welding pipe 601, two electrodes 301 are respectively positioned at two sides of the welding seam 603, and burrs 12 are hung inside the welding pipe 601 at one end of the welding seam 603. With this structure, when the welding device 3 works, the two electrodes 301 are welded on the top and bottom of the welding seam 603 respectively, the plurality of rollers 11 are driven to rotate, the weldment 6 moves on the plurality of rollers 11, the welding plate 602 is welded into a welding pipe 601, the welding seam 603 is arranged on the welding pipe 601, and the welding seam 603 is arranged on the welding seam 603.
In a preferred scheme, the cutting mechanism comprises a cutting rod 701, wherein a mounting groove 705 and a 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 a guide wheel 8 are abutted against the mounting holes of the mounting groove 705 and are in rotary connection with the cutting mechanism 7;
the puncture 704 penetrates through the cutting mechanism 7, the central axis of the puncture 704 is arc-shaped, and one end of the puncture 704 is inclined with the axis of the cutting mechanism 7. From this structure, leading wheel 8 and cutting mechanism 7 rotate to make burr 12 in the formation in-process, burr 12 can support and lean on and slide on leading wheel 8, so that burr 12 and leading wheel 8 are rotation friction, avoid burr 12 in the motion in-process and lead the phenomenon that stab hole 704 takes place great friction, cause cutting mechanism 7 to damage, when burr 12 takes place slight skew in the formation simultaneously, leading wheel 8 can support burr 12, so that burr 12 moves in stab hole 704. The central axis of the guide hole 704 is arc-shaped, and one end of the guide hole 704 is inclined with the axis of the cutting mechanism 7, so that burrs 12 of an arc-shaped structure can extend into the guide hole 704, and the phenomenon that the burrs 12 are curled or blocked due to the fact that one end of the burrs 12 abuts against other parts of the guide hole 704 when the cutting mechanism 7 rotates is avoided.
In a preferred scheme, a guide groove 703 is arranged between the guide hole 704 and the guide wheel 8, the guide groove 703 is of an arc-shaped structure, and the guide groove 703 is communicated with the guide hole 704;
an operation console 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 console 4, and the lifting button 403 is connected with an oil pump 14. From this structure, guide slot 703 is arc structure, and guide slot 703 and guide hole 704 intercommunication to when making burr 12 support and lean on leading wheel 8 slip, burr 12 can slide in guide slot 703, avoid burr 12 and cutting mechanism 7 to take place sliding friction, avoid cutting mechanism 7 to damage. Meanwhile, a certain space is reserved for weak deflection of the burrs 12 in the production process, and the phenomenon of blockage caused by curling in the puncture 704 when the burrs 12 deflect is avoided.
In the preferred scheme, a hollow groove 708 is formed in the cutting mechanism 7, the oil cylinder 706 comprises a cylinder 7067, a sliding piston rod 7061 is arranged in the cylinder 7067, a cavity 7065 is formed between the piston rod 7061 and the cylinder 7067, a piston 7064 is arranged on the piston rod 7061, the piston 7064 abuts against the inner wall of the cylinder 7067, a cutter 707 is arranged at one end of the piston rod 7061, the cutter 707 abuts against the hollow groove 708, and an oil inlet 7062 and an oil outlet 7063 are respectively formed in two ends of the cylinder 7066;
the movable frame 2 is provided with a pressure transmitter 9, an oil inlet 7062 and an oil outlet 7063 are communicated with a cavity 7065, and the oil inlet 7062 and the oil outlet 7063 are connected with the pressure transmitter 9. With this configuration, the cylinder 706 is driven, the piston rod 7061 of the cylinder 706 expands and contracts, and the cutter 707 slides in the empty groove 708, so that the cutter 707 periodically cuts the burr 12. The oil inlet 7062 and the oil outlet 7063 on the oil cylinder 706 are connected with the pressure transmitter 9, and the real-time change of the pressure is displayed through the visual display 18.
In the preferred scheme, one side of the bracket 1 is provided with a PC17, a PLC19, a visual display 18 and a data acquisition module 16, and the PC17 is provided with control software 1701;
the pressure transmitter 9 is connected with the data acquisition module 16, and the data acquisition module 16 is connected with the PC17;
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 a visual display 18. With this structure, the oil inlet 7062 and the oil outlet 7063 on the oil cylinder 706 are connected to the pressure transmitter 9, and the real-time change of the pressure is displayed by the visual display 18, and when the pressure transmitter 9 exceeds a set threshold range, the threshold range is a pressure range from the situation that the cutter 707 does not meet the burr 12 to the situation that the burr 12 is cut, and the cutter 707 is pushed up to the burr 12. The buzzer 401 alarms beyond 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 tool pressure and the scraping amount are automatically adjusted, the possibility of burr blockage is early warned, post personnel are reminded to check and adjust in time, and large faults are prevented from being generated.
Example 2:
a diagnostic method for a burr breaking device in a high frequency welded pipe, comprising the steps of: pre-welding preparation: driving the welding device 3 to weld a part of the welding plate 602 into a welded pipe 601 so that burrs 12 are formed on the welded pipe 601; rough adjustment 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 is extended into the welded pipe 601, the puncture 704 is positioned below the burr 12, and the cutting mechanism is adjusted in position: pressing the lifting button 403, the oil pump 14 works to enable one end of the cutting mechanism 7 to descend, enable the other end of the cutting mechanism 7 to ascend, drive the motor 10 again for a plurality of times, and adjust the horizontal position of the cutting mechanism 7 to enable the burrs 12 to penetrate through the puncture hole 704; interrupt data setting: the interrupt button 404 is set in a manual position and the spur interrupt time and resistance threshold range are adjusted on the visual display 18; the oil pump 14 and the welding device 3 are driven to automatically break and diagnose the high-frequency welded pipe: the oil pump 14 and the welding device 3 are started, signals are transmitted to the PLC19, the PLC19 controls the electromagnetic valve 15, the electromagnetic valve 15 controls the oil cylinder 706 to stretch and retract, and the oil cylinder 706 stretches and contracts at the set breaking time, so that the cutter 707 breaks burrs 12 at the set breaking time;
the PC17 acquires hydraulic pressure data of an oil inlet 7062 and an oil outlet 7063 in an action period of an oil cylinder 706 in real time after acquiring working signals of an electromagnetic valve 15 sent by a PLC19 through the pressure transmitter 9 and a data acquisition module 16, and a visual display 18 is used for displaying a pressure curve, and control software 1701 on the PC17 judges whether the interruption is normal or fault 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 automatically alarms, and 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 stretches and breaks in the set breaking time.
Example 3:
as further described with reference to embodiments 1 and 2, as shown in fig. 1-6, when the channel is changed, the manual monitoring is performed first, the switching knob 402 is set at the manual position on the operation platform, the oil pump 14 is started, the lifting button 403 is pressed, a signal is transmitted to the PLC19, the PLC19 sends a command to control the electromagnetic valve 15, the oil cylinder 706 pushes the cutter 707 to the designated position, the breaking button 404 is pressed, and the PLC19 sends a command to the electromagnetic valve 15 to hear the action sound of the cutter 707 driven by the oil cylinder 706; and then the switching knob 402 is set to an automatic position, burr breaking time such as 2S is set on the interface of control software 1701 displayed by the function visual display 18, the breaking button 404 is pressed, a command is sent to the electromagnetic valve 15 through the PLC19, and the oil pump 14 drives the cutter 707 to continuously act once every 2S, so that the adjustment is judged. When in formal production, the switching knob 402 is set to an automatic position on an operation desk, burr breaking time such as 2s is set on the interface of control software 1701 displayed by the function visual display 18, when the internal burr breaking device works, the PLC19 sends an action instruction to the electromagnetic valve 15 to execute the action of the oil cylinder 706 to break burrs, the PC17 acquires hydraulic pressure data at the inlet and outlet of the hydraulic cylinder in the action period of the oil cylinder 706 in real time after acquiring electromagnetic valve working signals sent by the PLC19 through the pressure transmitter 9 and the data acquisition module 16, the control software 1701 installed in the PC17 judges whether the burrs are broken normally or fail according to the characteristics of the acquired pressure curve, and the pressure value is displayed by the function visual display 18 under normal conditions, compared with preset pressure, the pressure value can be automatically judged and adjusted when the cutter scrapes burrs, if the ultra-low pressure and burrs are blocked too much or too little, the resistance is increased, the alarm is started to remind staff to adjust and find the failure reasons
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (6)
1. A be used for burr to break device in high frequency welded tube, characterized by: the device comprises a support (1), wherein a sliding moving frame (2) is arranged on the support (1), a rotatable cutting mechanism (7) is arranged on the moving frame (2), a puncture 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 burrs (12) in the process of welding into a welded pipe (601), and the cutting mechanism (7) is used for cutting the burrs (12);
a motor (10) is arranged on the support (1), a screw rod (5) is arranged at the output end of the motor (10), a thread seat (201) is arranged on the movable frame (2), the screw rod (5) is in threaded connection with the thread seat (201), a plurality of sliding grooves (101) are arranged on the support (1), and two ends of the bottom of the movable frame (2) are abutted against the sliding grooves (101);
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 movable frame (2) is provided with a rotating shaft (13), and the rotating shaft (13) is abutted against the hinge hole (7021);
the cutting mechanism comprises a cutting rod (701), a mounting groove (705) and a puncture hole (704) are formed in the cutting rod (701), mounting holes are formed in the two ends of the mounting groove (705), and the two ends of the guide wheel (8) are abutted against the mounting holes of the mounting groove (705) and are in rotary connection with the cutting mechanism (7);
the guide hole (704) penetrates through the cutting mechanism (7), the central axis of the guide hole (704) is arc-shaped, and one end of the guide hole (704) is inclined with the axis of the cutting mechanism (7);
a guide groove (703) is arranged between the guide hole (704) and the guide wheel (8), the guide groove (703) is of an arc-shaped structure, and the guide groove (703) is communicated with the 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 an oil pump (14).
2. The device for breaking burrs in a high-frequency welded pipe according to claim 1, characterized in that: the movable frame (2) is provided with an oil pump (14), one end of the oil pump (14) is arranged on the movable frame (2), and the other end of the oil pump (14) is connected with the connecting plate (702).
3. The device for breaking burrs in a high-frequency welded pipe according to claim 1, characterized in that: a plurality of rollers (11) are arranged on the bracket (1), the weldment (6) is abutted 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) becomes a welding pipe (601) in the welding process, a welding line (603) appears on the welding pipe (601), two electrodes (301) are respectively positioned at two sides of the welding line (603), and burrs (12) are hung inside the welding pipe (601) at one end of the welding line (603).
4. The device for breaking burrs in a high-frequency welded pipe according to claim 1, characterized in that: 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 in 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);
the movable frame (2) is provided with a pressure transmitter (9), an oil inlet (7062) and an 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).
5. The device for breaking burrs in a high-frequency welded pipe according to claim 1, characterized in that: one side of the bracket (1) is provided with a PC (17), a PLC (19), a visual display (18) and a data acquisition module (16), and the PC (17) is provided with control software (1701);
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 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).
6. The diagnostic method for the burr breaking device in the high-frequency welded pipe according to any one of claims 1 to 5, comprising the following steps: s1, pre-welding preparation: driving the welding device (3) to weld a part of the welding plate (602) into a welded pipe (601) so as to form burrs (12) on the welded pipe (601);
s2, rough adjustment position preparation of a 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) stretches into the welded pipe (601) and the stabbing hole (704) is positioned below the burr (12),
s3, adjusting the position of the cutting mechanism: pressing a lifting button (403), operating an oil pump (14) to enable one end of the cutting mechanism (7) to descend, enabling the other end of the cutting mechanism (7) to ascend, driving the motor (10) for a plurality of times again, and adjusting the horizontal position of the cutting mechanism (7) to enable burrs (12) to penetrate through the guide hole (704);
s4, breaking data setting: the breaking button (404) is arranged at a manual position, and the burr breaking time and the resistance threshold range are adjusted and set on the visual display (18);
s5, driving an oil pump (14) and a welding device (3), and automatically breaking and diagnosing the high-frequency welded pipe: starting an oil pump (14) and a welding device (3), transmitting signals to a PLC (19), controlling an electromagnetic valve (15) by the PLC (19), controlling an oil cylinder (706) to stretch and retract by the electromagnetic valve (15), and enabling a cutter (707) to break burrs (12) at the set breaking time by the oil cylinder (706);
the PC (17) acquires hydraulic pressure data of an oil inlet (7062) and an oil outlet (7063) in an action period of the oil cylinder (706) in real time after working signals of an electromagnetic valve (15) sent by the PLC (19) are acquired through the pressure transmitter (9) and the data acquisition module (16), the visual display (18) is used for displaying a pressure curve, and control software (1701) on the PC (17) judges whether the interruption is normal or failure 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) automatically alarms, 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) stretches and breaks in set breaking 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 CN114850582A (en) | 2022-08-05 |
| CN114850582B true CN114850582B (en) | 2023-12-05 |
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| CN201926897U (en) * | 2011-02-22 | 2011-08-10 | 重庆大学 | Monitoring system for running parameters of numerical control machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107283000B (en) * | 2017-07-31 | 2024-01-19 | 中信戴卡股份有限公司 | High-precision device for removing burrs at wheel cap opening |
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| 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 |
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| CN201926897U (en) * | 2011-02-22 | 2011-08-10 | 重庆大学 | Monitoring system for running parameters of numerical control machine |
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| CN114850582A (en) | 2022-08-05 |
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