CN110076386B

CN110076386B - Automatic cutting and chamfering integrated machine for inhaul cable sleeve

Info

Publication number: CN110076386B
Application number: CN201910403310.0A
Authority: CN
Inventors: 王正义; 喻洪江
Original assignee: Chongqing Xiangruijie Automation Equipment Co ltd
Current assignee: Chongqing Xiangruijie Automation Equipment Co ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-07-10
Anticipated expiration: 2039-05-15
Also published as: CN110076386A

Abstract

The invention belongs to the technical field of pipe fitting machining equipment, and particularly relates to an automatic cutting and chamfering integrated machine for a stay cable sleeve. The invention provides a pipe fitting chamfering device which is operated by driving a high-speed rotation chamfering grinding wheel to rotate around the outer wall of a pipe fitting by a low-speed rotation arm, a pipe fitting chamfering device which is operated by utilizing a high-speed rotation chamfering blade, an automatic cutting and chamfering all-in-one machine suitable for a flexible pipe fitting of a guy cable sleeve, and an automatic cutting and chamfering all-in-one machine for the pipe fitting which is continuously, efficiently and intelligently operated by utilizing the pipe fitting chamfering device.

Description

Automatic cutting and chamfering integrated machine for inhaul cable sleeve

Technical Field

The invention belongs to the technical field of pipe fitting processing equipment, and particularly relates to an automatic cutting and chamfering integrated machine for pipe fittings, such as flexible pipes like stay cable sleeves or rigid pipe fittings.

Background

In industrial production, secondary processing is often required to be carried out on the pipe fittings, such as cutting, chamfering internal angles, chamfering external angles, coiling, packaging and the like, wherein the precision, speed and efficiency of large-batch fixed-length cutting are still the problems of continuous improvement and public concern of technicians in the field; the operation of chamfering the inner angle and the outer angle is a technical problem which is long in transverse and long in pipe fitting processing. At present, a large number of production enterprises still carry out chamfering operation one by means of conventional machines such as lathes and conical cutters, the skill level of operators is often required to be relied on, the quality and the precision are difficult to guarantee, the speed is low, the efficiency is extremely poor, even original processing modes such as manual saws and files exist, the quality and the precision of products fluctuate greatly, and a great number of potential safety hazards exist for the operators.

In the prior art, some special machines can perform inner angle chamfering or outer angle chamfering or simultaneously perform inner and outer angle chamfering operations, such as chinese patents CN103480872B, CN104588686B, etc., but the operations of cutting, inner angle chamfering and outer angle chamfering cannot be continuously and automatically completed, and the adaptability of the length of the cut pipe, the diameter of the cut pipe and the chamfer slope is poor. In addition, mechanical equipment capable of performing efficient and automatic cutting and chamfering operations on the flexible pipe fitting is rarely found in the prior art.

Therefore, in the technical field of pipe processing, a pipe cutting and chamfering all-in-one machine which can continuously, efficiently and automatically cut off, chamfer an inner angle and a chamfer an outer angle and is suitable for a rigid pipe and a flexible pipe is urgently needed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the automatic pipe fitting cutting and chamfering all-in-one machine which can continuously, efficiently and automatically perform cutting, inner angle chamfering and outer angle chamfering operations and is suitable for both rigid pipes and flexible pipes.

In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:

the utility model provides a pipe fitting chamfer device, the second grip slipper that is used for fixed pipe fitting that sets up including bilateral symmetry, the second grip slipper outside is equipped with the second slide along pipe fitting axial translation under the cylinder drive, be equipped with centre of rotation and the coaxial revolution axle of pipe fitting and drive on the second slide the motor of revolution axle, the revolution axle is close to pipe fitting one end and hangs outside the second slide, the end of revolution axle overhang connects from the rocking arm admittedly, set up rotation axle and drive respectively from the rocking arm both ends the motor of rotation axle, the rotation axle is close to pipe fitting one end and is equipped with the chamfer emery wheel that can contact with the pipe fitting outer wall.

The utility model provides a pipe fitting inner angle device, includes the first grip slipper that is used for fixed pipe fitting that bilateral symmetry set up, the first grip slipper outside is equipped with the first slide along pipe fitting axial translation under the cylinder drive, be equipped with chamfer blade and drive on the first slide the motor of chamfer blade, chamfer blade centre of rotation and pipe fitting are coaxial and chamfer blade contactable pipe fitting inner wall.

An automatic cutting and chamfering integrated machine for a cable sleeve comprises an operation table, wherein a guide cutting device is arranged on the front side of the operation table and comprises a guide mechanism, a cutting mechanism and a traction mechanism, the guide mechanism, the cutting mechanism and the traction mechanism are arranged along the extension direction of the sleeve, and the traction mechanism comprises a traction guide rail parallel to the extension direction of the sleeve;

the guide cutting device is characterized in that support frames are arranged on the rear side and the left side and the right side of the operating platform respectively, cavities are formed between the upper plate and the lower plate of each support frame, a rotation type inverted inner angle device acting on the inner wall of the sleeve and a revolution type inverted outer angle device acting on the outer wall of the sleeve are arranged in each cavity, the inverted inner angle device and the inverted outer angle device on the left side and the right side are opposite respectively, the connecting line is parallel to the traction guide rail, and a clamping device for cutting off the sleeve to be conveyed among the traction mechanism, the inverted inner angle device and the inverted outer angle device is arranged on the top surface of each.

An automatic pipe cutting and chamfering integrated machine utilizing a pipe chamfering device comprises an operation table, wherein a guide cutting device is arranged on the front side of the operation table and comprises a guide mechanism, a cutting mechanism and a traction mechanism, the guide mechanism, the cutting mechanism and the traction mechanism are arranged along the extending direction of a pipe, and the traction mechanism comprises a traction guide rail parallel to the extending direction of the pipe;

the utility model discloses a pipe fitting, including direction cutting device, operation panel, interior angle device, line and traction guide rail, the direction cutting device rear, the operation panel left and right sides set up the support frame respectively, all be equipped with the cavity between the upper and lower board face of two support frames, be equipped with the rotation formula of acting on the pipe fitting inner wall in the cavity and fall the interior angle device, the revolution formula of acting on the pipe fitting outer wall and fall the exterior angle device, the position of the interior angle device of falling of the left and right sides, the exterior angle device of falling respectively relative and the line is parallel with the traction guide rail, the support frame top surface is equipped with the clamping device of.

Further, guiding mechanism is including encorbelmenting the guide bar of setting in the operation panel side, be equipped with a plurality of groups on the guide bar and supply the pipe fitting to pass and but height-adjusting's leading wheel, the height that is closest to the leading wheel output pipe fitting of shutdown mechanism equals with the height of shutdown mechanism input pipe fitting.

Furthermore, the cutting mechanism comprises a pipe holding assembly used for receiving, transmitting and fixing the pipe fitting conveyed from the guide mechanism, a sliding table which can be controlled to be far away from or close to the pipe holding assembly is arranged in the direction perpendicular to the output direction of the pipe holding assembly, and a cutting blade perpendicular to the pipe fitting and a motor for driving the cutting blade are arranged on the sliding table.

Furthermore, the traction mechanism further comprises a traction sliding block in sliding connection with the traction guide rail, and one end, close to the cutting mechanism, of the traction sliding block is provided with a traction claw which is driven by a cylinder and used for clamping and traction the pipe fitting to move along the traction guide rail.

Furthermore, the support frame at one end provided with the cutting mechanism is fixedly connected with the operating platform, and the support frame at the other end is connected with the operating platform in a sliding manner through a plurality of sliding rails parallel to the traction guide rail; the length adjustment mechanism of distance between slidable support frame bottom is equipped with adjustable two support frames, length adjustment mechanism is including the hand wheel that acts on ball, the last grating chi that is equipped with of ball.

Further, the inner angle chamfering device comprises a first clamping seat which is arranged in bilateral symmetry and used for fixing the pipe fitting, a first sliding seat which is driven by a cylinder to move axially along the pipe fitting is arranged on the outer side of the first clamping seat, a chamfering blade and a motor for driving the chamfering blade are arranged on the first sliding seat, and the rotation center of the chamfering blade is coaxial with the pipe fitting and the chamfering blade can contact the inner wall of the pipe fitting.

Furthermore, the clamping device comprises a clamping guide rail which is positioned on the top surface of the support frame and is vertical to the traction guide rail, the clamping guide rail is connected with a clamping slide block driven by a motor in a sliding manner, the opposite side surfaces of the left clamping slide block and the right clamping slide block are provided with a hanging plate which vertically extends towards the operating platform, one side of the hanging plate, which is far away from the clamping slide block, is provided with a lifting mechanism of which the output end can vertically reciprocate, the output end of the lifting mechanism is fixedly connected with a clamping arm parallel to the clamping guide rail, the clamping arm is vertically provided with a plurality of clamping claws with downward openings, the clamping claws on the left clamping arm and the right clamping arm correspond to each other one by one, and each pair of clamping claws respectively correspond to the traction mechanism, the.

The invention has the following beneficial effects:

the automatic cutting and chamfering all-in-one machine is provided with the guide mechanism which can keep clamping the cut residual section, the pipe fitting is dragged to enter the interior of the operation part by the traction mechanism in a reciprocating manner and is continuously and automatically input, and the traction mechanism can assist the cutting mechanism to perform cutting operation according to the preset length with high precision and high efficiency under the guarantee of a servo system. After cutting off, the pipe fitting is automatic under clamping device transport from last station get into in subsequent interior angle station, the outer angle station of falling and even the packing box, and the rotation formula device of falling the interior angle accurately acts on the pipe fitting inner wall and utilizes the chamfer blade to carry out the interior angle operation of falling, and the rotation formula device of falling the outer angle relies on the rotation of revolution axle drive chamfer emery wheel round the pipe fitting outer wall, and the high-speed rotation of chamfer emery wheel under the effect of revolution axle simultaneously acts on the pipe fitting outer wall and carries out the outer angle operation. The whole machining process only needs to set parameters in advance, the end of the whole pipe fitting is inserted into the guide device, continuous, automatic, flexible and intelligent production can be carried out subsequently, the whole operation process is carried out in a closed cover body, potential safety hazards are avoided, human interference is avoided, the product quality is high, the precision is good, and the method has great popularization value and application prospect.

Drawings

FIG. 1 is a perspective view of the cutting and chamfering integrated machine of the present invention;

FIG. 2 is a perspective view of the console and workhead of the present invention;

FIG. 3 is a schematic top view of the layout of the operative components of the present invention;

FIG. 4 is a front view of the severing mechanism of the present invention;

FIG. 5 is a perspective view of the cutting mechanism of the present invention;

FIG. 6 is a perspective view of the draft mechanism of the present invention;

FIG. 7 is a perspective view of the support frame and clamping device and a portion of the chamfering device of the present invention;

FIG. 8 is a perspective view of the chamfering apparatus according to the present invention;

FIG. 9 is a front cut-away view of the chamfer device of the present invention;

fig. 10 is a top view of the chamfer device of the present invention.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 10.

As shown in figures 9 and 10, the pipe chamfering device comprises a second clamping seat 71 which is arranged in bilateral symmetry and used for fixing a pipe, a second sliding seat 72 which is driven by an air cylinder to move horizontally along the axial direction of the pipe is arranged on the outer side of the second clamping seat 71, a revolution shaft 73 with the rotation center coaxial with the pipe and a motor for driving the revolution shaft 73 are arranged on the second sliding seat 72, one end of the revolution shaft 73 close to the pipe is hung out of the second sliding seat 72, the hanging end of the revolution shaft 73 is fixedly connected with a self-rotating arm 74, two ends of the self-rotating arm 74 are respectively provided with a revolution shaft 75 and a motor for driving the revolution shaft 75, a chamfering grinding wheel 76 which can be contacted with the outer wall of the pipe is arranged at one end of the revolution shaft 75 close to the pipe, it can be understood that the revolution shaft 73 is connected with the output end of the motor for driving the revolution shaft 73 through a revolution synchronous belt 77, the motor is a low-speed motor, the chamfering grinding wheel 76 revolves around the outer wall of the pipe under the driving of the motor, meanwhile, the rotation shaft 75 is connected with the output end of the motor for driving the rotation shaft 75 to be connected with the motor, the chamfering grinding wheel, the straight-angle of the pipe feeding slide is adjusted by changing the inclination angle of the second sliding seat, the straight-feeding slide carriage, the straight-angle of the pipe feeding slide is controlled by the cylinder, and the chamfering grinding wheel feeding of the second sliding seat, the second sliding seat P.

As shown in FIG. 8, the pipe fitting inner angle chamfering device comprises first clamping seats 61 which are arranged in bilateral symmetry and used for fixing pipe fittings, first sliding seats 62 which are driven by cylinders to translate along the axial direction of the pipe fittings are arranged on the outer sides of the first clamping seats 61, chamfering blades 63 and motors for driving the chamfering blades 63 are arranged on the first sliding seats 62, the rotation centers of the chamfering blades 63 are coaxial with the pipe fittings, and the chamfering blades 63 can contact the inner walls of the pipe fittings.

As shown in fig. 1 to 3, an automatic cutting and chamfering integrated machine for a cable sleeve comprises an operation table 1, wherein a guide cutting device is arranged on the front side of the operation table 1, the guide cutting device comprises a guide mechanism 2, a cutting mechanism 3 and a traction mechanism 4, the guide mechanism 2, the cutting mechanism 3 and the traction mechanism 4 are arranged along the extension direction of the sleeve, and the traction mechanism 4 comprises a traction guide rail 41 parallel to the extension direction of the sleeve; the utility model discloses a cutting device, including direction cutting device, operation panel 1, support frame 5, cavity, internal angle device 6, the revolute formula of acting on the sleeve pipe outer wall of falling, the interior angle device 7 that falls of rotation formula that acts on the sleeve pipe inner wall, the revolution formula that acts on the sleeve pipe outer wall are all equipped with the cavity between the upper and lower face of two support frames 5, be equipped with in the cavity, the position of the interior angle device 6 of falling, the exterior angle device 7 of falling of the left and right sides is relative respectively and the line is parallel with

traction guide

41, 5 top surfaces of support frame are equipped with the clamping device 8 that will cut off the back sleeve pipe and carry between drive mechanism 4, interior angle device. The automatic cutting and chamfering integrated machine for the stay cable sleeve is specially designed for the flexible pipe fitting, and continuous, intelligent and automatic production and processing of the flexible pipe fitting are realized; the cutting mechanism 3 and the traction mechanism 4 are cooperatively matched to cut the sleeve to a fixed length, the cut sleeve reaches the position of a chamfering operation part under the transportation of the clamping device 8, the sequence of the inner chamfering device 6 and the outer chamfering device 7 can be adjusted according to actual requirements, a finished product is transported to a finished product box 14 by the clamping device 8 after the chamfering process is completed, subsequent operation is carried out after collection, and the finished product can also be transported to a conveyor belt and transported to the next station.

As shown in fig. 1 to 3, an automatic pipe cutting and chamfering integrated machine using a pipe chamfering device includes an operation table 1, a guide cutting device is arranged on the front side of the operation table 1, the guide cutting device includes a guide mechanism 2, a cutting mechanism 3 and a traction mechanism 4, the guide mechanism 2, the cutting mechanism 3 and the traction mechanism 4 are arranged along the pipe extending direction, and the traction mechanism 4 includes a traction guide rail 41 parallel to the pipe extending direction; the utility model discloses a pipe fitting, including direction cutting device, operation panel 1, support frame 5, cavity, internal angle device 6, the revolute formula of falling that acts on the pipe fitting inner wall, the external angle device 7 of falling of revolution formula that acts on the pipe fitting outer wall are equipped with in the cavity and act on the rotation formula of pipe fitting inner wall between the upper and lower face of support frame 5, the position of the internal angle device 6, the external angle device 7 of falling of the left and right sides is relative respectively and the line is parallel with

traction guide

41, 5 top surfaces of support frame are equipped with the clamping device 8 that will cut off the back pipe fitting and carry between drive mechanism 4, internal angle device 6, the external angle device 7 of falling. It can be understood that the pipe fitting automatic cutting chamfer all-in-one among this technical scheme includes that the rotation arm of low-speed pivoted drives the chamfer emery wheel of high-speed rotation and rotates the pipe fitting chamfer device that carries out the operation around the pipe fitting outer wall to not only can process to flexible pipe fitting, be suitable for equally cutting off, the chamfer operation of rigid pipe fitting, in order. Guarantee the production safety in the course of working, the protection network 11 that covers the processing part has been set up on the operation panel 1, connect control panel 12 through the overhanging arm on the protection network 11, can set up processing parameter through control panel, carry out intelligent management, protection network 11 top surface is provided with the useless ware 13 of collection of waste gas and the small granule of solid that produces in the course of working, operation panel 1 is behind one's back, be equipped with the finished product case 14 that holds the processing back pipe fitting product that clamping device 8 transported comes behind the chamfer device, correspond the position of finished product case 14, protection network 11 is equipped with the opening, the product output of being convenient for.

As shown in fig. 1, further, the guide mechanism 2 includes a guide rod 21 cantilevered to the side of the operation table, the guide rod 21 is provided with a plurality of sets of guide wheels 22 capable of allowing the pipe to pass through and adjusting the height, and the height of the pipe output by the guide wheel 22 closest to the cutting mechanism 3 is equal to the height of the pipe input by the cutting mechanism 3. It will be appreciated that the equality is within a tolerance range, as long as the height of the pipe output guide mechanism 2 is substantially equal to the height of the pipe input cutting mechanism 3, so as to ensure that the pipe input cutting mechanism 3 is smooth and stable, and to prevent the pipe from damaging the parts of the cutting mechanism 3.

As shown in fig. 4 to 5, further, the cutting mechanism 3 includes a tube holding assembly 31 for receiving, transporting and fixing the tube conveyed from the guiding mechanism 2, a sliding table 32 controlled to be far away from or close to the tube holding assembly 31 is provided in a direction perpendicular to an output direction of the tube holding assembly 31, a cutting sheet 33 perpendicular to the tube and a motor for driving the cutting sheet 33 are provided on the sliding table 32, it is understood that the tube holding assembly 31 is composed of a plurality of clamping ports driven by cylinders perpendicular to the tube, the tube conveyed from the guiding mechanism 2 can be received and fixed, the sheet 33 to be cut is cut, the sliding table 32 is mounted on a linear guide rail perpendicular to the output direction of the tube holding assembly 31, the sliding table 32 is controlled to be close to or far away from the tube by a stepping motor, a feeding error caused by abrasion of the cutting sheet 33 is automatically compensated by a stepping system controlled by P L C, so as to ensure that the tube can be completely cut within a shortest feeding time in each cutting, a three-phase asynchronous motor drives the cutting sheet 33 to rotate at a high speed to cut the tube held by the tube held assembly 31, a right side in fig. an arrow of the guiding mechanism 2, and a left-side arrow of the tube holding mechanism 31 is an arrow in the arrow.

As shown in fig. 6, further, the traction mechanism 4 further comprises a traction slider 42 slidably connected to the traction guide rail 41, and a traction claw 43 driven by an air cylinder and used for clamping and drawing the pipe fitting to move along the traction guide rail 41 is arranged at one end of the traction slider 42 close to the cutting mechanism 3. it can be understood that a gear box used for transmission is arranged in the traction slider 42, the gear teeth are meshed with a rack on the side wall of the traction guide rail 41, the gear box is driven by a servo motor, and the servo motor rotates under the control of P L C so as to control the traction slider 42 to approach or separate from the cutting mechanism 3, so that the traction and cutting length of the pipe fitting can be accurately controlled, and the control accuracy is determined by the servo system.

As shown in fig. 7, further, the support frame 5 at one end of the cutting mechanism 3 is fixedly connected with the operation table 1, the support frame 5 at the other end is slidably connected with the operation table 1 through a plurality of slide rails 51 parallel to the traction guide rail 41, the bottom of the slidable support frame 5 is provided with a length adjusting mechanism 9 capable of adjusting the distance between the two support frames 5, the length adjusting mechanism 9 comprises a hand wheel 91 acting on a ball screw, and the ball screw is provided with a grating ruler, it can be understood that the ball screw can be driven to rotate by rotating the hand wheel 91, so as to adjust the distance between the movable support frame 5 erected on the slide rails 51 and the support frame 5 at the other end, and meet the smooth operation of chamfering, carrying and the like, because the ball screw is provided with the grating ruler, the position of the movable support frame 5 can be changed to transmit a control signal to P L C, thereby realizing that when the traction device 4 pulls a pipe, the cutting operation of the pipe fitting can be performed according to the position corresponding to the set movement and the set length, and the cutting operation of the pipe fitting of the support frame 4 can be provided with a plurality of column structures arranged between the lower plate 54 fixedly connected with the inner corner plates 52, and the lower plate 3 and the cavity formed by the inverted angle clamping device 52 arranged between the.

As shown in fig. 8, further, the inner angle chamfering device 6 includes first clamping seats 61 arranged bilaterally symmetrically for fixing the pipe, a first slide seat 62 driven by an air cylinder to move horizontally along the axial direction of the pipe is arranged outside the first clamping seat 61, a chamfering blade 63 and a motor for driving the chamfering blade 63 are arranged on the first slide seat 62, the rotation center of the chamfering blade 63 is coaxial with the pipe, and the chamfering blade 63 can contact the inner wall of the pipe.

As shown in fig. 7, further, the clamping device 8 includes a clamping guide rail 81 located on the top surface of the support frame 5 and perpendicular to the traction guide rail 41, the clamping guide rail 81 is slidably connected to a clamping slider 82 driven by a motor, a hanging plate 83 vertically extending toward the operation table 1 is disposed on the opposite side surfaces of the left and right clamping sliders 82, a lifting mechanism 84 having an output end capable of vertically reciprocating is disposed on one side of the hanging plate 83 away from the clamping slider 82, a clamping arm 85 parallel to the clamping guide rail 81 is fixedly connected to the output end of the lifting mechanism 84, a plurality of clamping claws 86 having downward openings are vertically disposed on the clamping arm 85, the clamping claws 86 on the left and right clamping arms 85 are in one-to-one correspondence, and each pair of the clamping claws 86 respectively corresponds to the traction mechanism 4, the left and right opposite two inverted inner angle devices 6, and the left and right opposite inverted outer angle. It can be understood that the clamping slide block 82 is driven by a stepping motor through a synchronous belt and slides along the clamping guide rail 81, the clamping claws 86 correspondingly clamp the pipe fittings at the cutting mechanism 3, the inner corner chamfering device 6 and the outer corner chamfering device 7, and the clamping slide block 82 moves one span towards the corresponding position of the next process, so that the pipe fittings are conveyed, and the automatic and continuous operation and production of the pipe fittings are realized.

It should be noted that the workflow of the present invention is: the end of a pipe to be processed is manually inserted into a pipe holding component 31 of a cutting mechanism through a guide mechanism 2, the required length is set through a length adjusting mechanism 9, a machine is started after relevant parameters are set through a control panel 12, a traction mechanism 4 acts, a traction claw 43 clamps the pipe to the set length, a cutting mechanism 3 acts to cut the pipe to a fixed length, a clamping device 8 carries the cut pipe to an inner corner chamfering device 6 and an outer corner chamfering device 7 to complete chamfering operation of inner corners and outer corners in sequence, and a finished product is placed into a finished product box 14 outside a protective screen 11 through the clamping device 8 after chamfering is completed.

It can be understood that the present invention is provided with a central controller, the inner core of the central controller can be a single chip microcomputer or P L C, and the central controller is electrically connected with the control panel 12, each servo motor, stepping cylinder, etc. these are conventional techniques or conventional options in the technical field, which are well known by those skilled in the art, and are not the improvement focus of the technical solution, and the description is omitted here for brevity.

It will be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention, and do not indicate or imply that the components or mechanisms so referred to must be in a particular orientation, constructed and operated in a particular orientation, and thus are not to be considered as limiting the invention.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, and simplifications are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a pipe fitting automatic cutout chamfer all-in-one of pipe fitting chamfer device, includes operation panel (1), its characterized in that: a guide cutting device is arranged on the front side of the operating platform (1), the guide cutting device comprises a guide mechanism (2), a cutting mechanism (3) and a traction mechanism (4) which are arranged along the extending direction of the pipe fitting, and the traction mechanism (4) comprises a traction guide rail (41) which is parallel to the extending direction of the pipe fitting;

the rear part of the guide cutting device and the left side and the right side of the operating platform (1) are respectively provided with a support frame (5), a cavity is arranged between the upper plate surface and the lower plate surface of each support frame (5), a self-rotating type inverted inner angle device (6) acting on the inner wall of a pipe fitting and a co-rotating type inverted outer angle device (7) acting on the outer wall of the pipe fitting are arranged in the cavity, the positions of the inverted inner angle device (6) and the inverted outer angle device (7) on the left side and the right side are respectively opposite, the connecting line is parallel to a traction guide rail (41), and the top surface of each support frame (5) is provided with a clamping device (8) for conveying the cut-off pipe fitting among a traction mechanism (4), the inverted;

the chamfering device (7) comprises a second clamping seat (71) which is arranged in a bilateral symmetry mode and used for fixing a pipe fitting, a second sliding seat (72) which is driven by a cylinder to move axially along the pipe fitting is arranged on the outer side of the second clamping seat (71), a revolution shaft (73) and a drive which are coaxial with the pipe fitting are arranged on the second sliding seat (72), the revolution shaft (73) is close to one end of the pipe fitting and extends out of the second sliding seat (72), the overhanging end of the revolution shaft (73) is fixedly connected with a self-rotating arm (74), two ends of the self-rotating arm (74) are respectively provided with a self-rotating shaft (75) and a drive motor of the self-rotating shaft (75), and the self-rotating shaft (75) is close to one end of the pipe fitting and is provided with a chamfering grinding wheel (76) which can be in contact with the outer.

2. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: guiding mechanism (2) are including encorbelmenting guide bar (21) of setting in the operation panel side, be equipped with a plurality of groups on guide bar (21) and supply pipe fitting to pass and but height-adjusting's leading wheel (22), be closest to the height of leading wheel (22) output pipe fitting of shutdown mechanism (3) equals with the height of shutdown mechanism (3) input pipe fitting.

3. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: the cutting mechanism (3) comprises a pipe holding assembly (31) used for receiving, transmitting and fixing the pipe fittings conveyed from the guide mechanism (2), a sliding table (32) which can be controlled to be far away from or close to the pipe holding assembly (31) is arranged in the direction perpendicular to the output direction of the pipe holding assembly (31), and a cutting blade (33) perpendicular to the pipe fittings and a motor driving the cutting blade (33) are arranged on the sliding table (32).

4. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: the traction mechanism (4) further comprises a traction sliding block (42) in sliding connection with the traction guide rail (41), and one end, close to the cutting mechanism (3), of the traction sliding block (42) is provided with a traction claw (43) which is driven by an air cylinder and used for clamping and drawing the pipe fitting to move along the traction guide rail (41).

5. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: the support frame (5) positioned at one end provided with the cutting mechanism (3) is fixedly connected with the operating platform (1), and the support frame (5) at the other end is in sliding connection with the operating platform (1) through a plurality of sliding rails (51) parallel to the traction guide rail (41); slidable support frame (5) bottom is equipped with length adjustment mechanism (9) of distance between two adjustable support frames (5), length adjustment mechanism (9) are equipped with the grating chi including hand wheel (91) that acts on ball, ball.

6. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: the inner angle chamfering device (6) comprises a first clamping seat (61) which is arranged symmetrically left and right and used for fixing a pipe fitting, a first sliding seat (62) which is driven by a cylinder to translate axially along the pipe fitting is arranged on the outer side of the first clamping seat (61), a chamfering blade (63) and a driving motor are arranged on the first sliding seat (62), the chamfering blade (63) is arranged at the center of rotation of the chamfering blade (63) and coaxial with the pipe fitting, and the chamfering blade (63) can contact the inner wall of the pipe fitting.

7. The pipe fitting automatic cutting and chamfering all-in-one machine as claimed in claim 1, wherein: clamping device (8) including being located support frame (5) top surface, with traction guide (41) vertically centre gripping guide rail (81), sliding connection is by motor drive's centre gripping slider (82) on centre gripping guide rail (81), be equipped with vertical link plate (83) that extend to operation panel (1) on the side that two centre gripping sliders (82) are relative about, link plate (83) are kept away from centre gripping slider (82) one side and are equipped with hoist mechanism (84) that the output can vertical reciprocating motion, rigid coupling and parallel centre gripping arm (85) of centre gripping guide rail (81) on hoist mechanism (84) output, vertically on centre gripping arm (85) set up a plurality of openings decurrent centre gripping claws (86), centre gripping claw (86) on two centre gripping arms (85) about, respectively centre gripping claw (86) respectively with traction mechanism (4), about two relative fall interior angle device (6), The two inverted external angle devices (7) which are opposite left and right correspond to each other.