CN114160852A

CN114160852A - Automatic pipe beveling equipment and beveling method thereof

Info

Publication number: CN114160852A
Application number: CN202111615773.7A
Authority: CN
Inventors: 杜鹏; 马忠垒
Original assignee: WEIFANG HUAGUANG DIGITAL EQUIPMENT CO Ltd
Current assignee: WEIFANG HUAGUANG DIGITAL EQUIPMENT CO Ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-03-11
Anticipated expiration: 2041-12-28
Also published as: CN114160852B

Abstract

The invention belongs to the technical field of pipe beveling machines, and discloses automatic pipe beveling equipment and a beveling method thereof, wherein the automatic pipe beveling equipment comprises a rack, two driving rollers are rotatably arranged above the rack, pipe beveling positions are arranged above the driving rollers, a lifting platform is arranged below the driving rollers on the rack, a first beveling device and a second beveling device which are symmetrically arranged are arranged on the lifting platform, the first beveling device is fixedly arranged on the lifting platform, a sliding platform is slidably arranged on the lifting platform, and the second beveling device is fixedly arranged on the sliding platform.

Description

Automatic pipe beveling equipment and beveling method thereof

Technical Field

The invention belongs to the technical field of pipe beveling machines, and particularly relates to automatic pipe beveling equipment and a beveling method thereof.

Background

The kinds and the number of the pipes are various, such as steel pipes, rigid plastic pipes, composite pipes, aluminum pipes, copper pipes, paper pipes and the like.

As is well known in the prior art, in the process of processing a pipe into a finished pipe product, beveling is required to be performed on two ends of the pipe, wherein beveling refers to a slope formed by processing and polishing two ends of the pipe, and a specific bevel angle can be selected according to different pipe wall thicknesses, and is 45 degrees, 30 degrees and the like.

In the prior art, a method of clamping, rotating and cutting a pipe is generally adopted to process a groove on the pipe, for example, patent No. CN201210241178.6 discloses a pipe end beveling machine for a plastic pipe, which comprises a pipe section autorotation driving device, which comprises a driving roller and a driven roller arranged in parallel, wherein the driving roller is connected with a driving motor, and a pipe section to be processed is placed between the driving roller and the driven roller; the pipe section pressing device comprises at least one pressing roller extending into the inner wall of the pipe section to be processed and a pressing roller driving piece for controlling the pressing roller to move, and the pressing roller presses or loosens the pipe section to be processed under the control of the pressing roller driving piece; the milling cutter device comprises milling cutters which are respectively arranged at the pipe ends at two sides of the pipe section to be processed, and the milling cutters are arranged at positions close to the positions among the driving roller, the driven roller and the compression roller; the milling cutter is fixedly arranged on the cutter holder.

Above-mentioned this type of beveling machine can carry out the groove to the both ends of tubular product, but this type of current beveling machine is when using, because the diameter size and the length of tubular product differ, make device function singleness after the cutting tool is fixed, can not satisfy the groove needs of various types of pipe fittings, and this type of current beveling machine whole degree of automation is low, be not convenient for carry out quick location to tubular product, thereby lead to the groove chamfer inefficiency, and the groove chamfer is uneven moreover, thereby influences the production quality of tubular product.

Moreover, the conventional beveling machine clamping device has a small stroke, is not suitable for beveling operation of pipes with various sizes, has a small application range and reduces the application effect.

Disclosure of Invention

The invention aims to solve the main technical problem of providing automatic pipe beveling equipment which has a simple structure, is convenient to use, can be used for beveling two ends of a pipe, has high automation degree, high processing speed and wide application range and can be suitable for beveling various types of pipes and a beveling method thereof.

In order to solve the technical problems, the invention provides the following technical scheme:

the utility model provides an automatic groove equipment of tubular product, includes the frame, and the top of frame is rotated and is installed two drive rollers, and the top of drive roller is provided with the tubular product groove position, and the lift platform is installed to the below that lies in the drive roller in the frame, is provided with first beveling device and the second beveling device that are the symmetry and lay on the lift platform, and first beveling device fixed mounting is on lift platform, and slidable mounting has sliding platform on the lift platform, and second beveling device fixed mounting is on sliding platform.

The following is a further optimization of the above technical solution of the present invention:

the lifting platform comprises a lifting platform which is movably arranged in the frame and is positioned below the driving roller, and a lifting driving assembly is respectively arranged below the lifting platform and close to four included angles of the lifting platform.

Further optimization: the integral structures of the first groove device and the second groove device are the same and comprise mounting seats, a first sliding plate is connected to the upper portion of each mounting seat in a sliding mode, a second sliding plate is connected to the upper portion of each first sliding plate in a sliding mode, a groove driving motor is installed above each second sliding plate, and at least one groove cutter is fixedly installed on a power output shaft of each groove driving motor.

Further optimization: the mounting seat is connected with the first sliding plate in a sliding mode through a first sliding assembly, and a first driving assembly for driving the first sliding plate to slide is mounted on the mounting seat; the first sliding plate is connected with the second sliding plate in a sliding mode through a second sliding assembly, and a second driving assembly used for driving the second sliding plate to slide is installed on the first sliding plate.

Further optimization: the first sliding plate is fixedly provided with support rods respectively at positions close to the two sides of the first sliding plate, the other ends of the two support rods are respectively arranged above the relative outer sides of the two driving rollers, and one side surface of each support rod close to the groove position of the pipe is rotatably provided with a jacking roller.

Further optimization: the sliding platform comprises a sliding seat which is slidably installed on the upper end face of the lifting platform, the second beveling device is fixedly installed on the sliding seat, and a sliding driving assembly which is used for driving the sliding seat to slide is installed on the lifting platform.

Further optimization: the upper fixed mounting of frame has the support frame, and the top that lies in the tubular product groove position on the support frame installs at least a set of closing device, and closing device includes the pinch roller of two parallel layouts, installs on the support frame to be used for driving the pinch roller to being close to or keeping away from the drive assembly that compresses tightly of tubular product groove position both sides removal.

Further optimization: a driving device for driving the two driving rollers to synchronously rotate is installed on the rack, and an unloading assembly for unloading the pipe with the groove finished on the pipe groove position is arranged on one side of the pipe groove position.

Further optimization: still include control system, control system includes PLC main control unit, and PLC main control unit's the two-way electricity of input and output is connected with the touch screen, and PLC main control unit's input electric connection has start button and scram button.

The invention also provides an automatic beveling method for the pipes, which is based on the automatic beveling equipment for the pipes and comprises the following steps:

s1, preparation and adjustment: adjusting the position of a beveling cutter according to the thickness of the pipe to be beveled and the beveling working condition, starting automatic beveling equipment for the pipe, and then adjusting the position between the beveling cutter and the pipe;

s2, tubing: placing a pipe to be beveled on the bevel position of the pipe;

s3, axial primary positioning: the sliding driving assembly drives the sliding seat to drive the second beveling device to move towards one side close to the first beveling device, and is used for preliminarily positioning the axial position of the pipe to be beveled;

s4, clamping and positioning: the first driving components of the first beveling device and the second beveling device work synchronously to drive the first sliding plate to drive the butting roller to butt joint with the two end parts of the pipe to be beveled;

s5, pressing: the pressing driving component outputs power to drive the pressing roller to move, and the pipe to be beveled is pressed on the bevel position of the pipe through the pressing roller;

s6, rotating the pipe: the driving device works to drive the two driving rollers to synchronously rotate and is used for driving the pipe to be beveled to rotate;

s7, groove: the bevel driving motor is used for driving the bevel cutter to rotate at a high speed, the second driving assembly drives the second sliding plate and drives the bevel cutter rotating at the high speed to move towards one side close to the pipe to be beveled, and the bevel cutter is used for beveling two ports of the pipe at the moment;

s8, resetting: after the groove is finished, the second sliding plate and the second groove device respectively move to one side far away from the groove position of the pipe;

s9, discharging: the discharging assembly works to discharge the bevel finished pipe on the bevel position of the pipe and enable the pipe to enter the next procedure.

By adopting the technical scheme, the automatic pipe beveling equipment is ingenious in concept and reasonable in structure, can be used for automatically beveling a pipe, is convenient to use, stable in overall operation and high in overall automation degree, and can be used for automatically finishing beveling operation, so that the labor intensity is greatly reduced, the production cost is reduced, and the economic benefit of an enterprise is further improved.

The pipe beveling machine is simple in integral structure and convenient to use, can be used for performing groove operation on pipes of various specifications, improves the application range, achieves multiple purposes, improves the application effect and reduces the application cost.

The invention is further illustrated with reference to the following figures and examples.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a front view of the overall structure in an embodiment of the present invention;

FIG. 3 is a side view of the general structure in an embodiment of the invention;

FIG. 4 is a schematic structural diagram of a pipe groove position in the embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a lifting platform according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a first beveling apparatus according to an embodiment of the present disclosure;

fig. 7 is a control block diagram of the control system in the embodiment of the present invention.

In the figure: 1-a frame; 2-a drive roller; 21-a bearing seat; 22-pipe groove position; 3-a drive device; 31-drive roller motor; 32-a transmission case; 4-lifting the platform; 41-a lifting platform; 42-a lifting rod; 43-a worm gear mechanism; 44-a mounting block; 5-a first beveling device; 501-a mounting seat; 502-a first sliding bar; 503-a second sliding plate; 504-groove driving motor; 505-groove cutter; 506-a first slide rail; 507-a first slider; 508-a drive cylinder; 509-a second slide rail; 510-a second slider; 511-a servo drive motor; 512-a connecting seat; 513-a support bar; 514-top connection roller; 6-a second beveling device; 7-a sliding platform; 71-a sliding seat; 72-a third slide rail; 73-a third slider; 74-a threaded rod; 75-a thread block; 76-a servo motor; 8-a pressing device; 81-a support frame; 82-a pressure roller; 83-a hold-down cylinder; 84-mounting a support; 85-a movable connecting seat; 86-a guide bar; 9-a discharge assembly; 91-a discharge bar; 92-a discharge cylinder; 10-PLC main controller; 101-a touch screen; 102-start button; 103-emergency stop button; 104-a first solenoid valve; 105-a second solenoid valve; 106-third solenoid valve; 107-alarm; 108-a lift limit sensor; 109-lifting origin sensor; 110-a first position sensor; 111-a second position sensor; 112-there is a tube detection sensor.

Detailed Description

Example (b): referring to fig. 1-7, an automatic beveling apparatus for pipes comprises a frame 1, two driving rollers 2 are rotatably mounted above the frame 1, the two driving rollers 2 are arranged in parallel and at intervals, a pipe beveling position 22 is arranged above the driving rollers 2, a lifting platform 4 is mounted below the driving rollers 2 on the frame 1, a first beveling device 5 and a second beveling device 6 which are symmetrically arranged are arranged on the lifting platform 4, the first beveling device 5 is fixedly mounted on the lifting platform 4, a sliding platform 7 is slidably mounted on the lifting platform 4, and the second beveling device 6 is fixedly mounted on the sliding platform 7.

By the design, the pipe to be beveled can be placed on the pipe beveling position 22, then the sliding platform 7 can drive the second beveling device 6 to move towards one side close to the first beveling device 5,

at this time, the second beveling device 6 can be used to drive the pipe to be beveled on the pipe beveling position 22 to move towards one side close to the first beveling device 5, and the axial position of the pipe to be beveled can be limited by the first beveling device 5 and the second beveling device 6.

Then two drive rollers 2 can be used to drive the tubular product of treating the groove and carry out axial rotation, can treat the both ends of groove tubular product through first beveling device 5 and second beveling device 6 this moment and carry out synchronous groove operation.

In this embodiment, the first beveling device 5 and the second beveling device 6 have the same overall structure, and the first beveling device 5 and the second beveling device 6 are symmetrically arranged.

The two ends of the driving roller 2 are respectively and rotatably mounted on bearing blocks 21, and the bearing blocks 21 are fixedly mounted on the frame 1.

The lifting platform 4 comprises a lifting platform 41 which is movably arranged in the frame 1 and is positioned below the driving roller 2, and a lifting driving assembly is respectively arranged below the lifting platform 41 and close to four included angles of the lifting platform.

The lifting driving assembly comprises a lifting rod 42, a worm gear mechanism 43 for driving the lifting rod 42 to lift is mounted on the lifting rod 42, the worm gear mechanism 43 is fixedly mounted on the machine frame 1, and the worm gear mechanism 43 is driven by a driving motor (not shown in the figure) to work.

In the present embodiment, the worm and gear mechanism 43 and the driving motor are both in the prior art, the driving motor operates to drive the worm and gear mechanism 43 to operate, the worm and gear mechanism 43 operates to drive the lifting rod 42 to perform lifting motion, and the lifting rod 42 drives the lifting platform 41 to perform lifting motion when performing lifting motion.

Outside this embodiment, the lift drive assembly can also adopt electric telescopic handle, and electric telescopic handle's installation end is installed in frame 1, and electric telescopic handle's flexible end and the lower terminal surface fixed connection of elevating platform 41.

By the design, the lifting driving assembly can drive the lifting platform 41 to move in a lifting mode, and when the lifting platform 41 moves in a lifting mode, the first beveling device 5 and the second beveling device 6 can be driven to move in a lifting mode, so that the positions between the first beveling device 5 and the second beveling device 6 and the pipes to be beveled are adjusted, and the lifting driving assembly is convenient to use.

The first beveling apparatus 5 includes an installation base 501, a first sliding plate 502 is slidably connected to an upper portion of the installation base 501, a second sliding plate 503 is slidably connected to an upper portion of the first sliding plate 502, and a beveling assembly is mounted to an upper portion of the second sliding plate 503.

The groove component comprises a groove driving motor 504 fixedly arranged above the second sliding plate 503, a power output shaft of the groove driving motor 504 is arranged between the two driving rollers 2, and a groove cutter 505 is fixedly arranged on the power output shaft of the groove driving motor 504.

The sliding direction of the first sliding plate 502 and the second sliding plate 503 is parallel to the axial direction of the drive roller 2.

The mounting base 501 is slidably connected to the first sliding plate 502 through a first sliding member, and a first driving member for driving the first sliding plate 502 to slide is mounted on the mounting base 501.

The first sliding assembly comprises two first sliding rails 506 arranged in parallel, the first sliding plate 502 is arranged in parallel with the axis of the driving roller 2 in space, and the first sliding rails 506 are fixedly mounted on the mounting base 501.

A first sliding block 507 is slidably connected above the first sliding rail 506, and the first sliding block 507 is fixedly connected with the lower end surface of the first sliding plate 502.

By such a design, the first sliding plate 502 can be slidably mounted on the mounting seat 501 through the sliding connection between the first sliding block 507 and the first sliding rail 506, which is convenient for assembly and installation.

The first driving assembly comprises a driving cylinder 508 arranged between the mounting base 501 and the first sliding plate 502, the driving cylinder 508 is fixedly mounted on the mounting base 501, and the telescopic end of the driving cylinder 508 is fixedly connected with the first sliding plate 502.

The driving cylinder 508 outputs power to drive the first sliding plate 502 to move, and the first slider 507 is engaged with the first sliding rail 506, so that the stability of the first sliding plate 502 during moving can be improved.

The first sliding plate 502 and the second sliding plate 503 are slidably connected by a second sliding member, and a second driving member for driving the second sliding plate 503 to slide is mounted on the first sliding plate 502.

The second sliding assembly comprises a second slide rail 509 fixedly mounted on the first sliding plate 502, the second slide rail 509 being spatially arranged parallel to the axis of the drive roller 2.

A second sliding block 510 is slidably connected above the second sliding rail 509, and the second sliding block 510 is fixedly connected with the second sliding plate 503.

By such a design, the second sliding plate 503 can be slidably mounted on the first sliding plate 502 through the sliding connection between the second sliding block 510 and the second sliding rail 509, which is convenient for assembly and installation.

The second driving assembly includes a servo driving motor 511 fixedly installed on the first sliding plate 502, and a power output end of the servo driving motor 511 is in transmission connection with the second sliding plate 503 through a transmission assembly.

The transmission assembly is prior art, and the transmission assembly includes the lead screw, and threaded connection has the movable block on the lead screw, and the one end and the servo drive motor 511 transmission of lead screw are connected, and the movable block fixed mounting is on second sliding plate 503.

With such a design, the servo driving motor 511 can drive the second sliding plate 503 to slide through the transmission assembly, and the second sliding plate 503 can be more stably moved by the cooperation of the second slider 510 and the second sliding rail 509.

A connecting seat 512 is fixedly installed above the second sliding plate 503, and the bevel driving motor 504 is fixedly installed on the connecting seat 512.

In this embodiment, there are two bevel knives 505, and the two bevel knives 505 are fixedly attached to the power output shaft of the bevel drive motor 504, respectively.

The two bevel knives 505 are arranged at intervals, and the interval distance of the two bevel knives 505 is matched with the wall thickness of the pipe to be beveled.

By the design, the inner surface and the outer surface of the pipe port can be synchronously beveled by the two beveling cutters 505, so that the working speed of beveling operation can be increased, and the using effect can be improved.

In addition to this embodiment, the groove cutter 505 may also be one, and one groove cutter 505 is used for single groove of the inner surface or the outer surface of the pipe end.

The first sliding plate 502 is fixedly provided with support bars 513 near two sides thereof, and the other ends of the two support bars 513 are respectively arranged above the opposite outer sides of the two driving rollers 2.

And a top-joint roller 514 is rotatably arranged on one side surface of the support rod 513 close to the pipe groove position 22 and close to the upper end of the support rod.

When the design is used, firstly, the cylinder 508 is driven to output power to drive the first sliding plate 502 to move towards the side close to the pipe groove position 22, and the first sliding plate 502 can drive the supporting rod 513 and the butting roller 514 to move towards the side close to the pipe groove position 22.

At this time, the butting roller 514 can butt against the end face of the pipe to be beveled placed on the pipe beveling position 22, so as to position the axial position of the pipe to be beveled.

Then the bevel driving motor 504 works, and the bevel driving motor 504 works to drive the bevel knife 505 to rotate at a high speed.

Then the servo driving motor 511 works, the servo driving motor 511 works to drive the second sliding plate 503 to move towards one side close to the pipe groove position 22, at the moment, the second sliding plate 503 drives the groove cutter 505 rotating at a high speed to contact with the pipe to be subjected to groove, and the groove cutter 505 rotating at a high speed is used for performing groove operation on two ports of the pipe to be subjected to groove operation, so that the use is convenient.

In this embodiment, the mounting block 44 is fixedly mounted on the lifting table 41 at a position close to the first beveling apparatus 5, and the mounting seat 501 of the first beveling apparatus 5 is fixedly mounted on the mounting block 44.

By the design, the first beveling device 5 can be conveniently installed through the installation block 44, and the upper end of the first beveling device 5 and the upper end of the second beveling device 6 can be located in the same plane.

The sliding platform 7 comprises a sliding seat 71 which is slidably mounted on the upper end surface of the lifting table 41, the sliding direction of the sliding seat 71 is parallel to the axis of the driving roller 2, and the second beveling device 6 is fixedly mounted on the sliding seat 71.

Two third sliding rails 72 which are arranged in parallel are fixedly arranged on the upper end surface of the lifting platform 41, and the third sliding rails 72 are arranged in parallel with the axis of the driving roller 2 in space.

A third slide block 73 is slidably mounted on the third slide rail 72, and the slide seat 71 is fixedly mounted on the third slide block 73.

By adopting the design, the sliding seat 71 can be slidably mounted on the lifting table 41 through the sliding connection between the third slider 73 and the third slide rail 72, and the assembly and the mounting are convenient.

A slide driving unit for driving the slide base 71 to slide is mounted on the lifting table 41.

The sliding driving assembly comprises a threaded rod 74 rotatably mounted on the lifting platform 41, and the threaded rod 74 is arranged between the two third sliding rails 72.

Both ends of the threaded rod 74 are rotatably mounted on bearing supports, respectively, which are fixedly mounted on the elevating platform 41.

The threaded rod 74 is threadedly connected with a threaded block 75, and the threaded block 75 is fixedly mounted on the sliding seat 71.

A servo motor 76 is fixedly arranged on the lifting platform 41, and the power output end of the servo motor 76 is in transmission connection with the threaded rod 74.

Design like this, servo motor 76 output power drive threaded rod 74 rotates, and threaded rod 74 rotates and drives screw block 75 and remove, and screw block 75 removes and drives sliding seat 71 and remove, and then realizes driving second beveling device 6 and remove to the both sides that are close to or keep away from first beveling device 5, facilitates the use, makes this automatic beveling equipment of tubular product can be applicable to and carries out the groove operation to the tubular product of multiple length.

The support frame 81 is fixedly installed on the frame 1, at least one group of pressing devices 8 are installed on the support frame 81 above the pipe groove position 22, and the pressing devices 8 are used for pressing the pipe to be subjected to groove onto the pipe groove position 22.

The pressing device 8 comprises two pressing rollers 82 which are arranged in parallel, the pressing rollers 82 and the driving roller 2 are arranged in parallel, and a pressing driving assembly for driving the pressing rollers 82 to move towards or away from two sides of the pipe groove position 22 is installed on the supporting frame 81.

The pressing driving assembly comprises a mounting support 84 fixedly mounted on the supporting frame 81, a pressing air cylinder 83 is fixedly mounted on the mounting support 84, and the telescopic end of the pressing air cylinder 83 penetrates through the mounting support 84 and extends to the lower side of the mounting support 84.

The telescopic end of the pressing cylinder 83 is fixedly connected with a movable connecting base 85, and two ends of the pressing roller 82 are respectively rotatably installed on the movable connecting base 85.

Two guide rods 86 which are arranged at intervals are fixedly arranged above the movable connecting seat 85, and the guide rods 86 are vertically arranged.

The upper end of the guide rod 86 extends through the mounting bracket 84 and above the mounting bracket 84, and the guide rod 86 is slidably connected with the mounting bracket 84.

With such a design, the sliding connection between the guide rod 86 and the mounting bracket 84 can be used to guide the vertical movement of the movable connection seat 85, thereby improving the stability of the movable connection seat 85 during movement.

The compressing cylinder 83 outputs power to enable the telescopic end of the compressing cylinder to perform telescopic motion, so that the movable connecting seat 85 and the compressing roller 82 are driven to move towards two sides close to or far away from the pipe groove position 22, and the use is convenient.

When the pressing cylinder 83 drives the pressing roller 82 to move towards one side close to the pipe groove position 22, the pressing roller 82 can contact with the outer surface of the pipe to be beveled, and then the pipe to be beveled is pressed on the pipe groove position 22.

On the contrary, when the pressing cylinder 83 drives the pressing roller 82 to move towards the side away from the pipe groove position 22, the pressing roller 82 is separated from the pipe to be groove.

The frame 1 is provided with a driving device 3 for driving the two driving rollers 2 to synchronously rotate.

The driving device 3 comprises a driving roller motor 31 and a transmission case 32 which are fixedly arranged on the frame 1, and the power output end of the driving roller motor 31 is in transmission connection with the power input end of the transmission case 32.

Two power output ends are arranged on the transmission case 32, and the two power output ends of the transmission case 32 are respectively in transmission connection with the corresponding driving rollers 2.

In the present embodiment, the transmission case 32 is a conventional one, and a chain wheel transmission, a gear set transmission, etc. can be adopted in the transmission case 32.

And one side of the pipe groove position 22 is provided with an unloading assembly 9 for unloading the pipe with the groove finished on the pipe groove position 22.

The discharging component 9 comprises a discharging rod 91 arranged on one side above the pipe groove position 22, and the discharging rod 91 and the driving roller 2 are arranged in parallel.

The frame 1 is close to the positions of the two ends of the discharging rod 91 and is respectively and fixedly provided with a discharging cylinder 92, the discharging cylinders 92 are obliquely arranged, and the telescopic ends of the two discharging cylinders 92 are respectively connected with the two corresponding ends of the discharging rod 91.

The telescopic end of the discharging cylinder 92 can be made to perform telescopic motion by outputting power by the discharging cylinder 92, and the telescopic end of the discharging cylinder 92 can be made to perform telescopic motion to drive the discharging rod 91 to move towards two sides close to or far away from the pipe groove position 22.

When the discharging cylinder 92 drives the discharging rod 91 to move towards one side close to the pipe groove position 22, the discharging rod 91 can be abutted against the pipe groove position 22 to complete the pipe, so that the pipe with the groove completed is discharged from the pipe groove position 22, and the pipe enters the next process.

This automatic groove equipment of tubular product is carried out automated control by control system, and control system includes PLC main control unit 10, and the input of PLC main control unit 10 and the two-way electricity of output are connected with touch-control screen 101.

The touch screen 101 can display various parameters during working in real time and is used for inputting and modifying various parameters to the PLC main controller 10.

In the present embodiment, the PLC master controller 10 and the touch screen 101 are both available in the prior art and commercially available.

The input end of the PLC main controller 10 is electrically connected with a start button 102 and an emergency stop button 103.

The starting button 102 is used for controlling the whole starting of the automatic beveling equipment for the pipe, and the emergency stop button 103 is used for controlling the whole emergency stop of the automatic beveling equipment for the pipe.

The input end of the PLC main controller 10 is electrically connected with a lifting limit sensor 108 and a lifting origin sensor 109.

The lifting limit sensor 108 is installed on the frame 1 near the upper limit position of the lifting table 41.

The lift origin sensor 109 is mounted on the frame 1 near the origin position of the lift table 41.

The lift limit sensor 108 and the lift origin sensor 109 are used to control the lift and lower movement distance of the lift table 41.

After the lifting platform 41 performs the lifting motion and contacts with the lifting limit sensor 108, the lifting limit sensor 108 sends a detection signal to be transmitted to the PLC main controller 10, and at this time, the PLC main controller 10 controls the driving motor to stop rotating according to the detection signal, and further controls the lifting platform 41 to stop the lifting motion, which indicates that the lifting platform 41 has moved to the lifting limit position.

After the lifting platform 41 performs a descending motion and contacts with the lifting origin sensor 109, the lifting origin sensor 109 sends a detection signal to the PLC main controller 10, and at this time, the PLC main controller 10 controls the driving motor to stop rotating according to the detection signal, and further controls the lifting platform 41 to stop the descending motion, which indicates that the lifting platform 41 has moved to the descending limit position, and the descending limit position is also the origin of the lifting platform 41.

The input end of the PLC main controller 10 is electrically connected to a first position sensor 110.

The first position sensor 110 is mounted on the first slide plate 502 near the limit position when the second slide plate 503 is moved away from the tube groove 22.

The first position sensor 110 is used for detecting the moving position of the second sliding plate 503, when the second sliding plate 503 moves to the side away from the tube groove 22 and contacts with the first position sensor 110, the first position sensor 110 sends a detection signal to the PLC main controller 10, at this time, the PLC main controller 10 controls the servo driving motor 511 to stop rotating according to the detection signal, and further controls the second sliding plate 503 to stop moving, at this time, it indicates that the second sliding plate 503 moves to the farthest limit position, and the farthest limit position is also the origin of the second sliding plate 503.

The input end of the PLC main controller 10 is electrically connected to a second position sensor 111.

The extreme position of the second beveling device 6 when moved away from the first beveling device 5 represents the origin of the second beveling device 6.

The second position sensor 111 is mounted on the lift table 41 near the origin position of the second beveling device 6.

After the second position sensor 111 moves to the side away from the first beveling device 5 and contacts with the second position sensor 111, the second position sensor 111 sends a detection signal and transmits the detection signal to the PLC main controller 10, and at this time, the PLC main controller 10 controls the servo motor 76 to stop rotating according to the detection signal, thereby controlling the second position sensor 111 to stop moving.

The second position sensor 111 is shown to move to the origin position at this time.

The input end of the PLC main controller 10 is electrically connected with a tube detection sensor 112.

The tube detection sensor 112 is mounted on the frame 1 and located below the tube groove position 22.

The tube detecting sensor 112 is used for detecting whether a tube is present above the tube groove 22.

The control end of the driving motor is electrically connected with the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the driving motor to rotate forwards and backwards or stop rotating, the driving motor drives the lifting rod 42 to move up and down through the worm gear mechanism 43, and then the lifting platform 41 is driven to move up and down, so that the position between the beveling knife 505 and the pipe to be beveled is adjusted.

The control end of the groove driving motor 504 is electrically connected with the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the operation or stop of the bevel driving motor 504, and the operation of the bevel driving motor 504 is used to drive the bevel knife 505 to rotate at a high speed.

The control end of the servo drive motor 511 is electrically connected with the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the servo driving motor 511 to rotate forwards and backwards or stop rotating, and the servo driving motor 511 works to drive the second sliding plate 503 to drive the beveling knife 505 to feed or retreat.

The control end of the servo motor 76 is electrically connected with the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the servo motor 76 to rotate forwards and backwards or stop rotating, the servo motor 76 works to drive the sliding seat 71 to move, and the sliding seat 71 moves to drive the second beveling device 6 to move towards or away from two sides of the first beveling device 5.

A control line of the driving cylinder 508 is connected to a first solenoid valve 104 for controlling the driving cylinder 508 to perform telescopic operation.

The control end of the first electromagnetic valve 104 is electrically connected to the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the first solenoid valve 104 to operate, and the operation of the first solenoid valve 104 can be used to control the driving cylinder 508 to perform telescopic operation.

A control line of the pressing cylinder 83 is connected with a second electromagnetic valve 105 for controlling the pressing cylinder 83 to perform telescopic operation.

The control end of the second electromagnetic valve 105 is electrically connected with the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the second electromagnetic valve 105 to work, and the second electromagnetic valve 105 can be used for controlling the compressing cylinder 83 to stretch and contract.

A third electromagnetic valve 106 for controlling the extension and contraction of the discharging cylinder 92 is connected to the control pipeline of the discharging cylinder 92.

The control end of the third electromagnetic valve 106 is electrically connected to the output end of the PLC main controller 10.

The PLC main controller 10 outputs a control signal to control the third electromagnetic valve 106 to operate, and the operation of the third electromagnetic valve 106 can be used to control the discharging cylinder 92 to perform telescopic operation.

The output end electric connection of PLC main control unit 10 has alarm 107, and alarm 107 is used for sending alarm signal and then reminds operating personnel.

Therefore, the automatic pipe beveling equipment can be used for performing automatic beveling operation on a pipe, is convenient to use, stable in overall operation and high in overall automation degree, and can be used for automatically completing the beveling operation, so that the labor intensity is greatly reduced, the production cost is reduced, and the economic benefit of an enterprise is further improved.

s1, preparation and adjustment: the position of groove sword 505 is adjusted according to the thickness of waiting to groove tubular product and groove operating mode, starts the automatic groove equipment of tubular product, then adjusts the position between groove sword 505 and the tubular product, starts the lift drive assembly through PLC main control unit 10, and lift drive assembly drive elevating platform 41 drives groove sword 505 and goes on the lift removal in order to adjust the position between groove sword 505 tubular product.

In step S1, the groove condition is divided into: 1) performing groove operation on the inner surface and the outer surface of the pipe end opening; 2) performing groove preparation operation on the outer surface of the pipe end opening; 3) and performing groove preparation operation on the inner surface of the pipe end opening.

When the working condition of the groove is as follows: 1) when the inner surface and the outer surface of the pipe end are subjected to groove operation, an inner surface groove cutter and an outer surface groove cutter are selected, the two groove cutters are respectively assembled on a power output shaft of the groove driving motor 504, and then the distance between the two groove cutters is adjusted according to the thickness of the pipe.

When the working condition of the groove is as follows: 2) and when the beveling operation is performed on the outer surface of the pipe end opening, selecting an outer surface beveling cutter, and assembling the outer surface beveling cutter on a power output shaft of the bevel driving motor 504.

When the working condition of the groove is as follows: 3) and when the inner surface of the pipe end is subjected to groove operation, selecting an inner surface groove cutter, and assembling the inner surface groove cutter on a power output shaft of the groove driving motor 504.

In step S1, when adjusting the position between the bevel knife 505 and the pipe, the lifting distance parameter of the lifting table 41 may be set through the touch screen 101, the touch screen 101 sends the set lifting distance parameter to the PLC main controller 10, at this time, the PLC main controller 10 may start the driving motor, the driving motor works to drive the lifting rod 42 to perform lifting motion through the worm and gear mechanism 43, and then the lifting table 41 is driven to perform lifting motion, so as to adjust the position between the bevel knife 505 and the pipe to be beveled.

S2, tubing: the pipe to be beveled is placed on the pipe bevel location 22.

S3, axial primary positioning: the PLC main controller 10 sends a control signal to control the servo motor 76 of the sliding driving assembly to rotate in the forward direction, at the moment, the servo motor 76 drives the sliding seat 71 to drive the second beveling device 6 to move towards one side close to the first beveling device 5, and at the moment, the second beveling device 6 can be used for jacking a pipe to be beveled and driving the pipe to be beveled to move towards one side close to the first beveling device 5.

At the moment, the axial position of the pipe to be beveled is preliminarily positioned through the first beveling device 5 and the second beveling device 6.

S4, clamping and positioning: the PLC main controller 10 sends a control signal to control the first driving assembly of the first beveling device 5 and the second beveling device 6 to work synchronously, at the moment, the telescopic end of the driving cylinder 508 of the first driving assembly stretches out and drives the first sliding plate 502 to move towards one side close to the pipe bevel position 22, the first sliding plate 502 can drive the supporting rod 513 and the butting roller 514 to move towards one side close to the pipe bevel position 22, at the moment, the butting rollers 514 on the first beveling device 5 and the second beveling device 6 are respectively butted with two end parts of a pipe to be beveled, and then the pipe to be beveled is clamped, and the axial position of the pipe to be beveled is positioned.

In step S4, the specific control process is: the PLC main controller 10 sends a control signal to control the first electromagnetic valve 104 to operate, the first electromagnetic valve 104 operates to control the driving cylinder 508 to extend, and when the driving cylinder 508 extends, the first sliding plate 502 can be driven to move to a side close to the tube groove 22.

S5, pressing: PLC main controller 10 sends control signal control and compresses tightly drive assembly work, compresses tightly drive assembly's compressing tightly cylinder 83 output power and makes its flexible end stretch out work, and then drives swing joint seat 85 and pinch roller 82 and remove to the one side that is close to pipe groove position 22, and pinch roller 82 contacts with the surface of treating groove tubular product, and then the realization will be treated groove tubular product and compress tightly on pipe groove position 22.

In step S5, the specific control process is: the PLC main controller 10 sends out a control signal to control the second electromagnetic valve 105 to work, the second electromagnetic valve 105 works to control the pressing cylinder 83 to extend, and when the pressing cylinder 83 extends, the movable connecting seat 85 and the pressing roller 82 can be driven to move towards one side close to the pipe groove position 22.

S6, rotating the pipe: PLC main controller 10 sends control signal control drive arrangement 3 work, and drive roller motor 31 output power of drive arrangement 3 passes through transmission case 32 drive two drive rollers 2 synchronous rotation, and drive roller 2 rotates this moment and is used for driving and treats the groove tubular product and rotate.

In step S6, the specific control process is: the PLC main controller 10 sends out a control signal to control the driving roller motor 31 to work, and the working output power of the driving roller motor 31 drives the two driving rollers 2 to synchronously rotate through the transmission case 32.

S7, groove: the PLC main controller 10 sends out a control signal to control the operation of the bevel driving motor 504 to drive the bevel cutter 505 to rotate at a high speed, then the PLC main controller 10 sends out a control signal to control the operation of the second driving component, the servo driving motor 511 of the second driving component outputs power to drive the second sliding plate 503 to move towards one side close to the bevel position 22 of the pipe, at the moment, the second sliding plate 503 drives the bevel cutter 505 rotating at a high speed to move towards one side close to the pipe to be beveled, and the bevel cutter 505 rotating at a high speed is used for performing bevel operation on two ports of the pipe to be beveled.

In step S7, the specific control process is: the PLC main controller 10 sends out a control signal to control the operation of the servo driving motor 511, and the servo driving motor 511 outputs power to drive the second sliding plate 503 to move towards one side close to the pipe groove position 22.

S8, resetting: after the groove is finished, the PLC main controller 10 sends a control signal to control the second driving assembly to work, and the servo driving motor 511 of the second driving assembly outputs power to drive the second sliding plate 503 to move to a side away from the groove position 22 of the tube; the PLC main controller 10 sends a control signal to control the servo motor 76 of the sliding driving assembly to rotate in the reverse direction, and at this time, the servo motor 76 drives the sliding seat 71 to drive the second beveling device 6 to move to the side far away from the first beveling device 5.

S9, discharging: the PLC main controller 10 sends a control signal to control the work of the discharging cylinder 92, when the discharging cylinder 92 outputs power to drive the discharging rod 91 to move towards one side close to the pipe groove position 22, the discharging rod 91 can be abutted against the pipe groove position 22 to complete the pipe, the groove can be completed on the pipe groove position 22, the pipe can be discharged from the groove, and the pipe can enter the next process.

By adopting the technical scheme, the automatic beveling operation can be performed on the pipe, the use is convenient, the integral operation is stable, the integral automation degree is high, the beveling operation can be automatically completed, the labor intensity is greatly reduced, the production cost is reduced, and the economic benefit of an enterprise is further improved.

It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.

Claims

1. The utility model provides an automatic groove equipment of tubular product, includes frame (1), and two drive rollers (2) are installed in the top rotation of frame (1), and the top of drive roller (2) is provided with tubular product groove position (22), its characterized in that: lifting platform (4) is installed to the below that lies in drive roller (2) on frame (1), is provided with on lifting platform (4) and is first beveling device (5) and second beveling device (6) that the symmetry was laid, and first beveling device (5) fixed mounting is on lifting platform (4), and slidable mounting has sliding platform (7) on lifting platform (4), and second beveling device (6) fixed mounting is on sliding platform (7).

2. The automatic beveling apparatus of claim 1 wherein: the lifting platform (4) comprises a lifting platform (41) which is movably arranged in the rack (1) and is positioned below the driving roller (2), and lifting driving components are respectively arranged below the lifting platform (41) and close to four included angles of the lifting platform.

3. The automatic beveling apparatus of claim 2 wherein: the integral structure of the first groove device (5) and the integral structure of the second groove device (6) are the same and comprise an installation seat (501), a first sliding plate (502) is connected above the installation seat (501) in a sliding mode, a second sliding plate (503) is connected above the first sliding plate (502) in a sliding mode, a groove driving motor (504) is installed above the second sliding plate (503), and at least one groove cutter (505) is fixedly installed on a power output shaft of the groove driving motor (504).

4. The automatic beveling apparatus of claim 3 wherein: the mounting base (501) is connected with the first sliding plate (502) in a sliding mode through a first sliding assembly, and a first driving assembly used for driving the first sliding plate (502) to slide is mounted on the mounting base (501); the first sliding plate (502) and the second sliding plate (503) are connected in a sliding mode through a second sliding assembly, and a second driving assembly used for driving the second sliding plate (503) to slide is installed on the first sliding plate (502).

5. The automatic beveling apparatus of claim 4 wherein: the supporting rods (513) are fixedly mounted on the first sliding plate (502) and close to the positions of the two sides of the first sliding plate respectively, the other ends of the two supporting rods (513) are arranged above the outer sides of the two driving rollers (2) respectively, and the top-connected rollers (514) are rotatably mounted on one side face, close to the pipe groove position (22), of the supporting rods (513).

6. The automatic beveling apparatus of claim 5 wherein: the sliding platform (7) comprises a sliding seat (71) which is slidably mounted on the upper end face of the lifting platform (41), the second beveling device (6) is fixedly mounted on the sliding seat (71), and a sliding driving assembly for driving the sliding seat (71) to slide is mounted on the lifting platform (41).

7. The automatic beveling apparatus of claim 6 wherein: the upper fixed mounting of frame (1) has support frame (81), and the top that lies in tubular product groove position (22) on support frame (81) is installed at least a set of closing device (8), and closing device (8) include two parallel compression roller (82) of laying, install on support frame (81) to be used for driving compression roller (82) to being close to or keeping away from the drive assembly that compresses tightly of tubular product groove position (22) both sides removal.

8. The automatic beveling apparatus of claim 7 wherein: a driving device (3) for driving the two driving rollers (2) to synchronously rotate is installed on the rack (1), and an unloading assembly (9) for unloading the pipe with the groove finished on the pipe groove position (22) is arranged on one side of the pipe groove position (22).

9. The automatic beveling apparatus of claim 8 wherein: still include control system, control system includes PLC main control unit (10), and the input and the two-way electricity of output of PLC main control unit (10) are connected with touch-control screen (101), and the input electric connection of PLC main control unit (10) has start button (102) and scram button (103).

10. An automatic pipe beveling method based on the automatic pipe beveling apparatus according to any one of claims 1 to 9, characterized in that: the groove preparation method comprises the following steps:

s1, preparation and adjustment: adjusting the position of a bevel cutter (505) according to the thickness of the pipe to be beveled and the bevel working condition, starting automatic beveling equipment for the pipe, and then adjusting the position between the bevel cutter (505) and the pipe;

s2, tubing: placing a pipe to be beveled on a pipe bevel position (22);

s3, axial primary positioning: the sliding driving assembly drives the sliding seat (71) to drive the second beveling device (6) to move towards one side close to the first beveling device (5) and is used for preliminarily positioning the axial position of the pipe to be beveled;

s4, clamping and positioning: the first driving components of the first beveling device (5) and the second beveling device (6) work synchronously to drive the first sliding plate (502) to drive the butting rollers (514) to butt with the two ends of the pipe to be beveled;

s5, pressing: the compaction driving component outputs power to drive the compaction roller (82) to move, and the pipe to be beveled is compacted on the pipe bevel position (22) through the compaction roller (82);

s6, rotating the pipe: the driving device (3) works to drive the two driving rollers (2) to synchronously rotate and is used for driving the pipe to be beveled to rotate;

s7, groove: the groove driving motor (504) works to drive the groove cutter (505) to rotate at a high speed, the second driving component drives the second sliding plate (503) and drives the groove cutter (505) rotating at a high speed to move towards one side close to the pipe to be groove, and the groove cutter (505) is used for performing groove operation on two ports of the pipe at the moment;

s8, resetting: after the groove is finished, the second sliding plate (503) and the second groove device (6) respectively move to one side far away from the groove position (22) of the pipe;

s9, discharging: the discharging assembly (9) works to discharge the bevel-finished pipe on the pipe bevel position (22) and enable the pipe to enter the next working procedure.