CN213703570U

CN213703570U - Automatic edge cutting equipment for large pipes

Info

Publication number: CN213703570U
Application number: CN202022069056.6U
Authority: CN
Inventors: 王志红
Original assignee: Taicang Xingyi Antiseptic Plastic Products Co ltd
Current assignee: Taicang Xingyi Antiseptic Plastic Products Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-16
Anticipated expiration: 2030-09-21

Abstract

An automatic edge cutting device for large pipes belongs to the technical field of preparation of thermoplastic plastic products with high specific strength, large size and complex exterior structure, and comprises a cutting machine table, pipes, a pipe rotating device, a pipe edge cutting device, a pipe cutting support device and two symmetrically arranged pipe pressing devices; the pipe edge cutting device comprises a first horizontal driving assembly, a first right-angle supporting plate, a first cutting driving motor, a circular saw blade and a group of reinforcing ribs, wherein the first cutting driving motor and the circular saw blade are arranged on the first right-angle supporting plate, and the first cutting driving motor can drive the circular saw blade to rotate. Edge automatic cutout equipment of large-scale tubular product, can be applicable to the cutting of the great tubular product of diameter, this device adopts the mode of segmentation cutting, divides circular cross-section's tubular product into a plurality of partitions, cuts respectively in proper order to finally accomplish holistic cutting, this equipment uses manpower sparingly labor resources, improves work efficiency, and fixed effectual.

Description

Automatic edge cutting equipment for large pipes

Technical Field

The utility model belongs to the technical field of high specific strength, large-scale, the complicated thermoplastic product preparation of exterior structure, specifically, relate to an edge automatic cutout equipment of large-scale tubular product.

Background

The PP pipe is a non-toxic, sanitary, high-temperature-resistant and recyclable pipe type, is mainly applied to an indoor cold and hot water supply system of a building and is also widely applicable to a heating system, belongs to a high-polymer pipe, and needs to be subjected to edge cutting in the production process, so that the PP pipe can meet the production and use requirements.

Most PP tubular product processing pipe cutting frock on the market at present is the direct vertical cutting of cutting machine, and traditional PP tubular product processing pipe cutting frock is cutting ordinary pipe fitting, but to the major diameter tubular product that is used for carrying high acidity or the liquid of high corrosivity, ordinary cutting machine or laser cutting machine are difficult to use at all, often appear in the cutting process can not guarantee same cross-section, incision unevenness scheduling problem, can not be fine for the operation facilitates and there is certain waste.

Therefore, the cutting edge cutting device suitable for the large-scale pipe is provided aiming at the problems, so that burrs at the edge can be removed, and the end face cutting quality is ensured.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing an edge automatic cutout equipment of large-scale tubular product has solved the cutting that the tubular product cutting device among the prior art is applicable to the less tubular product of diameter, and to large-scale tubular product, the unevenness appears in the terminal surface cutting easily, causes the problem that product quality can't guarantee.

The technical scheme is as follows: the utility model provides an edge automatic cutting equipment of large-scale tubular product, including cutting board, tubular product rotary device, tubular product edge cutting device, tubular product cutting strutting arrangement and two symmetrical tubular product closing devices that set up all set up on the cutting board to tubular product edge cutting device and tubular product cutting strutting arrangement set up on the upper table surface of cutting board, the tubular product sets up on tubular product rotary device, two symmetrical tubular product closing devices that set up are located the both sides of tubular product respectively, and two symmetrical tubular product closing devices that set up can compress tightly on the outer wall of tubular product, tubular product edge cutting device and tubular product cutting strutting arrangement are located the both sides of tubular product respectively; wherein, tubular product edge cutting device includes horizontal drive subassembly one, right angle backup pad one, cutting driving motor, circular saw blade and a set of strengthening rib, horizontal drive subassembly one sets up on the last mesa of cutting board, right angle backup pad is fixed to be set up on horizontal drive subassembly one, a set of strengthening rib setting is between the vertical face of right angle backup pad one and horizontal drive subassembly one, cutting driving motor and circular saw blade all set up on right angle backup pad one to cutting driving motor's pivot and circular saw blade are connected, cutting driving motor can drive circular saw blade rotatory.

Furthermore, the automatic edge cutting device for the large-scale pipe comprises a horizontal driving assembly II, a screw rod supporting seat I, a screw rod supporting seat II, a group of locking nuts I, a hand wheel I, a slide block I, a connecting plate I, a cutting supporting plate I and a screw rod I, wherein the screw rod supporting seat I and the screw rod supporting seat II are fixedly arranged on the horizontal driving assembly II, the screw rod supporting seat I is positioned at one end, close to the pipe, of the horizontal driving assembly II, the screw rod supporting seat II is positioned at one end, far away from the pipe, of the horizontal driving assembly II, one end of the screw rod I is arranged on the screw rod supporting seat I through a bearing, the other end of the screw rod I penetrates through the screw rod supporting seat II, the screw rod I is locked on the screw rod supporting seat II through the group of locking nuts I, the hand wheel I is connected with one end, far away from, one end of the first connecting plate is fixedly connected with the first sliding block, the first cutting supporting plate and the first connecting plate are fixedly connected with the end portion far away from the first sliding block, the first cutting supporting plate is arranged in the vertical direction, and the first cutting supporting plate can be attached to the outer wall of the pipe.

Furthermore, the first horizontal driving assembly and the second horizontal driving assembly both comprise a horizontal driving motor, a second lead screw, two symmetrically arranged second lead screw supporting seats, at least one second sliding block and a first horizontal supporting plate, the horizontal driving motor and the two symmetrically arranged second lead screw supporting seats are fixedly arranged on the cutting machine platform, the second lead screw is arranged on the two symmetrically arranged second lead screw supporting seats, the horizontal driving motor is connected with the second lead screw, the horizontal driving motor can drive the second lead screw to rotate, the at least one second sliding block is sleeved on the second lead screw, the first horizontal supporting plate is fixedly connected with the second sliding block, the first right-angle supporting plate is fixedly arranged on the first horizontal supporting plate of the first horizontal driving assembly, and the group of reinforcing ribs are arranged between the first right-angle supporting plate and the first horizontal supporting plate of the first horizontal driving assembly, and the first screw rod supporting seat and the second screw rod supporting seat are both fixedly arranged on the first horizontal supporting plate of the second horizontal driving assembly.

Furthermore, the automatic edge cutting equipment for the large pipes is characterized in that the cutting machine table is provided with two guide posts I, the two guide posts I and the screw rod II are arranged in parallel, the two guide posts I are respectively positioned on two sides of the screw rod II, the slide block II is fixedly connected with a guide slide plate I, two ends of the guide slide plate I are respectively in sliding connection with the two guide posts I, and the horizontal support plate I is fixedly connected with the guide slide plate I.

Furthermore, according to the automatic edge cutting equipment for the large-sized pipe, the first cutting support plate is an arc-shaped plate, and the upper end part of the first cutting support plate is opposite to the circular saw blade.

Further, according to the automatic edge cutting equipment for the large pipes, the circular through hole is formed in the upper table top of the cutting machine table, and the pipes penetrate through the circular through hole.

Further, the marginal automatic cutout equipment of foretell large-scale tubular product, tubular product rotary device includes supporting seat, gear motor, rotatory action wheel, slewing bearing and revolving stage, the fixed setting of supporting seat is on the cutting machine platform, gear motor sets up on the supporting seat, rotatory action wheel is connected with gear motor's pivot, rotatory action wheel and slewing bearing's external tooth meshing, revolving stage and slewing bearing are connected, tubular product sets up on the revolving stage.

Furthermore, the automatic edge cutting equipment for the large-scale pipes comprises a horizontal support plate II, a screw rod III, a hand wheel II, a screw rod support seat III, a screw rod support seat IV, a slide block III, a pressing plate and a group of locking nuts II, wherein the horizontal support plate II is fixedly connected with a cutting machine platform, the screw rod support seat III and the screw rod support seat IV are both fixedly arranged on the upper end surface of the horizontal support plate II, the screw rod support seat III is positioned on one side of the screw rod support seat IV close to the pipes, the screw rod support seat IV is fixedly connected with the upper platform surface of the cutting machine platform, one end of the screw rod III is arranged on the screw rod support seat III through a bearing, the other end of the screw rod III penetrates through the screw rod support seat IV, the end part of the screw rod III far away from the pipes is connected with the hand wheel II, the third sliding block is in threaded connection with the third screw rod, the pressing plate is fixedly connected with the upper end of the third sliding block, and the pressing plate can be pressed on the outer wall of the pipe.

Furthermore, according to the automatic edge cutting equipment for the large pipes, the rubber pad is arranged on the end face, far away from the third sliding block, of the pressing plate.

Further, according to the automatic edge cutting device for the large pipes, the pressing plate is an arc-shaped plate.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: edge automatic cutout equipment of large-scale tubular product:

1. the cutting device is suitable for cutting pipes with larger diameters, the pipes with circular sections are divided into a plurality of equal parts in a segmented cutting mode, and the pipes are sequentially and respectively cut, so that the integral cutting is finally completed;

2. the large-scale pipe can be fixed through the two symmetrically arranged pipe pressing devices, so that the stability is kept when the pipe is cut;

3. meanwhile, by arranging the pipe edge cutting device, a certain supporting force can be provided for the opposite surfaces which are cut when the pipe is cut, so that the upper end of the large pipe is prevented from being bent obliquely;

4. the pipe rotating device arranged in addition can drive the pipe to rotate at an appointed angle discontinuously, so that the segmented cutting is completed;

to sum up, through single alright realization of this equipment to the cutting work of large-scale tubular product, the labor resources of using manpower sparingly improve work efficiency to fixed effectual guarantees the tubular product centre gripping levelness, makes the gradient of cutting terminal surface reach the requirement, does benefit to and uses widely.

Drawings

Fig. 1 is a front view of an automatic edge cutting device for large pipes according to the present invention;

fig. 2 is a schematic structural view of the pipe edge cutting device and the pipe cutting support device according to the present invention;

FIG. 3 is a top view of the automatic edge cutting device for large pipes according to the present invention;

fig. 4 is a schematic structural diagram of a first horizontal driving assembly or a second horizontal driving assembly according to the present invention;

fig. 5 is a schematic structural diagram of a first horizontal driving assembly or a second horizontal driving assembly according to the present invention;

fig. 6 is the structure diagram of the pipe rotating device and the pipe pressing device of the present invention.

In the figure: the cutting machine comprises a cutting machine table 1, a guide post I11, a circular through hole 12, a pipe 2, a pipe rotating device 3, a supporting seat 31, a speed reducing motor 32, a rotating driving wheel 33, a slewing bearing 34, a rotating table 35, a pipe edge cutting device 4, a horizontal driving assembly I40, a horizontal driving motor 401, a screw rod II 402, a screw rod II supporting seat 403, at least one sliding block II 404, a horizontal supporting plate I405, a guide sliding plate I406, a right-angle supporting plate I41, a cutting driving motor 42, a circular saw blade 43, a reinforcing rib 44, a pipe cutting supporting device 5, a horizontal driving assembly II 50, a screw rod supporting seat I51, a screw rod supporting seat II 52, a locking nut I53, a hand wheel I54, a sliding block I55, a connecting plate I56, a cutting supporting plate I57, a screw rod I58, a pipe pressing device 6, a horizontal supporting plate II 61, a screw rod III, A third sliding block 66, a pressing plate 67, a second locking nut 68 and a rubber pad 69.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

The automatic edge cutting equipment for large pipes shown in fig. 1-3 comprises a cutting machine table 1, a pipe 2, a pipe rotating device 3, a pipe edge cutting device 4, a pipe cutting support device 5 and two symmetrically arranged pipe pressing devices 6, the pipe rotating device 3, the pipe edge cutting device 4, the pipe cutting supporting device 5 and the two symmetrically arranged pipe pressing devices 6 are all arranged on the cutting machine table 1, and the pipe edge cutting device 4 and the pipe cutting support device 5 are arranged on the upper table surface of the cutting machine table 1, the pipe 2 is arranged on the pipe rotating device 3, the two symmetrically arranged pipe pressing devices 6 are respectively positioned at the two sides of the pipe 2, the two symmetrically arranged pipe pressing devices 6 can be pressed on the outer wall of the pipe 2, and the pipe edge cutting device 4 and the pipe cutting support device 5 are respectively positioned on two sides of the pipe 2; the pipe edge cutting device 4 comprises a first horizontal driving assembly 40, a first right-angle supporting plate 41, a first cutting driving motor 42, a circular saw blade 43 and a set of reinforcing ribs 44, wherein the first horizontal driving assembly 40 is arranged on the upper table top of the cutting machine table 1, the first right-angle supporting plate 41 is fixedly arranged on the first horizontal driving assembly 40, the set of reinforcing ribs 44 is arranged between the vertical surface of the first right-angle supporting plate 41 and the first horizontal driving assembly 40, the cutting driving motor 42 and the circular saw blade 43 are both arranged on the first right-angle supporting plate 41, the rotating shaft of the cutting driving motor 42 is connected with the circular saw blade 43, and the cutting driving motor 42 can drive the circular saw blade 43 to rotate.

Placing a pipe 2 on a pipe rotating device 3, driving a circular saw blade 43 to rotate at a high speed by a cutting driving motor 42, driving the circular saw blade 43 to move towards the pipe 2 by a first horizontal driving assembly 40, cutting the pipe 2 partially, driving the circular saw blade 43 to return by the first horizontal driving assembly 40, driving the pipe 2 to rotate by a certain angle by the pipe rotating device 3, driving the circular saw blade 43 to move towards the pipe 2 by the first horizontal driving assembly 40, cutting, and repeating the processes continuously to cut the upper end edge of the pipe 2.

In addition, the pipe cutting and supporting device 5 comprises a second horizontal driving assembly 50, a first lead screw supporting seat 51, a second lead screw supporting seat 52, a first group of locking nuts 53, a first hand wheel 54, a first slider 55, a first connecting plate 56, a first cutting supporting plate 57 and a first lead screw 58, wherein the first lead screw supporting seat 51 and the second lead screw supporting seat 52 are fixedly arranged on the second horizontal driving assembly 50, the first lead screw supporting seat 51 is positioned at one end, close to the pipe 2, of the second horizontal driving assembly 50, the second lead screw supporting seat 52 is positioned at one end, far away from the pipe 2, of the second horizontal driving assembly 50, one end of the first lead screw 58 is arranged on the first lead screw supporting seat 51 through a bearing, the other end of the first lead screw 58 penetrates through the second lead screw supporting seat 52, the first lead screw 58 is locked on the second lead screw supporting seat 52 through a first group of locking nuts 53, and, the first sliding block 55 is in threaded connection with the first screw rod 58, one end of the first connecting plate 56 is fixedly connected with the first sliding block 55, the first cutting supporting plate 57 and the first connecting plate 56 are fixedly connected with the end portion, far away from the first sliding block 55, of the first connecting plate 56, the first cutting supporting plate 57 is arranged in the vertical direction, and the first cutting supporting plate 57 can be attached to the outer wall of the pipe 2. The first cutting support plate 57 is an arc-shaped plate, and the upper end part of the first cutting support plate 57 is opposite to the circular saw blade 43.

The first horizontal driving assembly 50 drives the first cutting supporting plate 57 to move towards the direction of the pipe 2, the first hand wheel 54 rotates the first screw rod 58, the first sliding block 55 moves along the horizontal direction, the first cutting supporting plate 57 is driven to be close to the direction of the pipe 2, the first cutting supporting plate 57 is attached to the outer wall of the pipe 2, and therefore when the pipe 2 is cut, the first cutting supporting plate 57 can provide certain supporting force for thrust generated when the circular saw blade 43 is cut, the second pipe is prevented from inclining, and the cutting effect is influenced.

Example two

Based on the structure of the embodiment, each of the first horizontal driving assembly 40 and the second horizontal driving assembly 50 shown in fig. 4 and 5 includes a horizontal driving motor 401, a second lead screw 402, two symmetrically arranged second lead screw supporting seats 403, at least one second slider 404 and a first horizontal supporting plate 405, the horizontal driving motor 401 and the two symmetrically arranged second lead screw supporting seats 403 are both fixedly arranged on the cutting machine table 1, the second lead screw 402 is arranged on the two symmetrically arranged second lead screw supporting seats 403, the horizontal driving motor 401 is connected with the second lead screw 402, the horizontal driving motor 401 can drive the second lead screw 402 to rotate, the at least one second slider 404 is sleeved on the second lead screw 402, the first horizontal supporting plate 405 and the second slider 404 are fixedly connected, the first right-angle supporting plate 41 is fixedly arranged on the first horizontal supporting plate 405 of the first horizontal driving assembly 40, and the set of reinforcing ribs 44 is arranged on the first right-angle supporting plate 41 and the first horizontal supporting plate 405 of the first horizontal driving assembly 40 And the first screw rod supporting seat 51 and the second screw rod supporting seat 52 are both fixedly arranged on the first horizontal supporting plate 405 of the second horizontal driving assembly 50. The cutting machine table 1 is provided with two guide posts I11, the two guide posts I11 and the screw rod II 402 are arranged in parallel, the two guide posts I11 are respectively located on two sides of the screw rod II 402, the slide block II 404 is fixedly connected with a guide sliding plate I406, two ends of the guide sliding plate I406 are respectively in sliding connection with the two guide posts I11, and the horizontal support plate I405 is fixedly connected with the guide sliding plate I406.

EXAMPLE III

Based on the structure of the first embodiment or the second embodiment, the tube rotating device 3 shown in fig. 6 includes a supporting base 31, a speed reducing motor 32, a rotating driving wheel 33, a rotary support 34 and a rotating base 35, the supporting base 31 is fixedly disposed on the cutting machine platform 1, the speed reducing motor 32 is disposed on the supporting base 31, the rotating driving wheel 33 is connected with a rotating shaft of the speed reducing motor 32, the rotating driving wheel 33 is engaged with external teeth of the rotary support 34, the rotating base 35 is connected with the rotary support 34, and the tube 2 is disposed on the rotating base 35. A circular through hole 12 is formed in the upper table top of the cutting machine table 1, and the pipe 2 penetrates through the circular through hole 12. The gear motor 32 drives the rotary driving wheel 33 to rotate, and the rotary driving wheel 33 drives the slewing bearing 34 and the rotary table 35 to rotate, so that the pipe 2 placed on the rotary table 35 rotates, and the pipe edge cutting device 4 can conveniently cut the pipe 2.

In order to keep the stability of the pipe 2 during cutting, a pipe pressing device 6 is arranged on the cutting machine table 1. The pipe pressing device 6 comprises a second horizontal support plate 61, a third screw rod 62, a second hand wheel 63, a third screw rod support seat 64, a fourth screw rod support seat 65, a third slide block 66, a pressing plate 67 and a second group of locking nuts 68, the second horizontal support plate 61 is fixedly connected with the cutting machine table 1, the third screw rod support seat 64 and the fourth screw rod support seat 65 are both fixedly arranged on the upper end surface of the second horizontal support plate 61, the third screw rod support seat 64 is positioned on one side, close to the pipe 2, of the fourth screw rod support seat 65, the fourth screw rod support seat 65 is fixedly connected with the upper table surface of the cutting machine table 1, one end of the third screw rod 62 is arranged on the third screw rod support seat 64 through a bearing, the other end of the third screw rod 62 penetrates through the fourth screw rod support seat 65, the end part, far away from the pipe 2, of the third screw rod 62 is connected with the, the third sliding block 66 is in threaded connection with the third screw rod 62, the pressing plate 67 is fixedly connected with the upper end of the third sliding block 66, and the pressing plate 67 can be pressed on the outer wall of the pipe 2. And a rubber pad 69 is arranged on the end surface of the pressing plate 67 far away from the third sliding block 66. The pressing plate 67 is an arc-shaped plate.

Rotating the third screw rod 62 through the second hand wheel 63, thereby enabling the third slide block 66 to horizontally move along the third screw rod 62, after the pressing plate 67 is pressed on the outer wall of the pipe 2, locking the third screw rod 62 through the second group of locking nuts 68, thus ensuring the stability of the pipe 2 when the upper end edge of the pipe 2 is cut, loosening the second group of locking nuts 68 when the pipe rotating device 3 needs to drive the pipe to rotate, adjusting the position of the pressing plate 67 on one side, finishing the rotation of the pipe rotating device 3, and fixing the pipe 2 through the pipe pressing device 6 again.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an edge automatic cutout equipment of large-scale tubular product which characterized in that: comprises a cutting machine table (1), a pipe (2), a pipe rotating device (3), a pipe edge cutting device (4), a pipe cutting supporting device (5) and two symmetrically arranged pipe pressing devices (6), wherein the pipe rotating device (3), the pipe edge cutting device (4), the pipe cutting supporting device (5) and the two symmetrically arranged pipe pressing devices (6) are all arranged on the cutting machine table (1), the pipe edge cutting device (4) and the pipe cutting supporting device (5) are arranged on the upper table surface of the cutting machine table (1), the pipe (2) is arranged on the pipe rotating device (3), the two symmetrically arranged pipe pressing devices (6) are respectively positioned at two sides of the pipe (2), and the two symmetrically arranged pipe pressing devices (6) can be pressed on the outer wall of the pipe (2), the pipe edge cutting device (4) and the pipe cutting supporting device (5) are respectively positioned at two sides of the pipe (2);

the pipe edge cutting device (4) comprises a first horizontal driving assembly (40), a first right-angle supporting plate (41), a cutting driving motor (42), a circular saw blade (43) and a set of reinforcing ribs (44), wherein the first horizontal driving assembly (40) is arranged on the upper table top of the cutting machine table (1), the first right-angle supporting plate (41) is fixedly arranged on the first horizontal driving assembly (40), the set of reinforcing ribs (44) is arranged between the vertical surface of the first right-angle supporting plate (41) and the first horizontal driving assembly (40), the cutting driving motor (42) and the circular saw blade (43) are both arranged on the first right-angle supporting plate (41), a rotating shaft of the cutting driving motor (42) is connected with the circular saw blade (43), and the cutting driving motor (42) can drive the circular saw blade (43) to rotate.

2. The automatic edge cutting equipment for large pipes according to claim 1, wherein: the pipe cutting and supporting device (5) comprises a second horizontal driving assembly (50), a first lead screw supporting seat (51), a second lead screw supporting seat (52), a first set of locking nuts (53), a first hand wheel (54), a first slider (55), a first connecting plate (56), a first cutting supporting plate (57) and a first lead screw (58), wherein the first lead screw supporting seat (51) and the second lead screw supporting seat (52) are fixedly arranged on the second horizontal driving assembly (50), the first lead screw supporting seat (51) is located at one end, close to the pipe (2), of the second horizontal driving assembly (50), the second lead screw supporting seat (52) is located at one end, far away from the pipe (2), of the second horizontal driving assembly (50), one end of the first lead screw (58) is arranged on the first lead screw supporting seat (51) through a bearing, the other end of the first lead screw (58) penetrates through the second lead screw supporting seat (52), and the first lead screw (58) is locked on the second lead screw supporting seat (52) through The first hand wheel (54) is connected with one end, far away from the pipe (2), of the first screw rod (58), the first sliding block (55) is in threaded connection with the first screw rod (58), one end of the first connecting plate (56) is fixedly connected with the first sliding block (55), the first cutting supporting plate (57) and the first connecting plate (56) are fixedly connected with the end, far away from the first sliding block (55), of the first cutting supporting plate (57), the first cutting supporting plate (57) is arranged in the vertical direction, and the first cutting supporting plate (57) can be attached to the outer wall of the pipe (2).

3. The automatic edge cutting equipment for large pipes according to claim 2, wherein: the horizontal driving assembly I (40) and the horizontal driving assembly II (50) respectively comprise a horizontal driving motor (401), a screw rod II (402), two screw rod II supporting seats (403) which are symmetrically arranged, at least one sliding block II (404) and a horizontal supporting plate I (405), the horizontal driving motor (401) and the two screw rod II supporting seats (403) which are symmetrically arranged are fixedly arranged on the cutting machine table (1), the screw rod II (402) is arranged on the two screw rod II supporting seats (403) which are symmetrically arranged, the horizontal driving motor (401) is connected with the screw rod II (402), the horizontal driving motor (401) can drive the screw rod II (402) to rotate, the at least one sliding block II (404) is sleeved on the screw rod II (402), the horizontal supporting plate I (405) is fixedly connected with the sliding block II (404), the right-angle supporting plate I (41) is fixedly arranged on the horizontal supporting plate I (405) of the horizontal driving assembly I (40), the group of reinforcing ribs (44) are arranged between the first right-angle supporting plate (41) and the first horizontal supporting plate (405) of the first horizontal driving assembly (40), and the first screw rod supporting seat (51) and the second screw rod supporting seat (52) are fixedly arranged on the first horizontal supporting plate (405) of the second horizontal driving assembly (50).

4. The automatic edge cutting equipment for large pipes according to claim 3, wherein: be equipped with two guide posts one (11) on cutting board (1), two guide posts one (11) and second (402) parallel arrangement of lead screw to two guide posts one (11) are located the both sides of second (402) of lead screw respectively, fixedly connected with direction slide one (406) on slider two (404), the both ends of direction slide one (406) respectively with two guide posts one (11) sliding connection, horizontal support board one (405) and direction slide one (406) fixed connection.

5. The automatic edge cutting equipment for large pipes according to claim 2, wherein: the first cutting support plate (57) is an arc-shaped plate, and the upper end part of the first cutting support plate (57) is opposite to the circular saw blade (43).

6. The automatic edge cutting equipment for large pipes according to claim 1, wherein: a circular through hole (12) is formed in the upper table top of the cutting machine table (1), and the pipe (2) penetrates through the circular through hole (12).

7. The automatic edge cutting equipment for large pipes according to claim 1, wherein: tubular product rotary device (3) are including supporting seat (31), gear motor (32), rotatory action wheel (33), slewing bearing (34) and revolving stage (35), fixed the setting on cutting machine platform (1) in supporting seat (31), gear motor (32) set up on supporting seat (31), the pivot of rotatory action wheel (33) and gear motor (32) is connected, the external tooth meshing of rotatory action wheel (33) and slewing bearing (34), revolving stage (35) and slewing bearing (34) are connected, tubular product (2) set up on revolving stage (35).

8. The automatic edge cutting equipment for large pipes according to claim 1, wherein: the pipe pressing device (6) comprises a second horizontal supporting plate (61), a third screw rod (62), a second hand wheel (63), a third screw rod supporting seat (64), a fourth screw rod supporting seat (65), a third slide block (66), a pressing plate (67) and a second group of locking nuts (68), the second horizontal supporting plate (61) is fixedly connected with the cutting machine table (1), the third screw rod supporting seat (64) and the fourth screw rod supporting seat (65) are fixedly arranged on the upper end face of the second horizontal supporting plate (61), the third screw rod supporting seat (64) is positioned on one side, close to the pipe (2), of the fourth screw rod supporting seat (65) and the upper table face of the cutting machine table (1) and fixedly connected, one end of the third screw rod (62) is arranged on the third screw rod supporting seat (64) through a bearing, and the other end of the third screw rod (62) penetrates through the fourth screw rod supporting seat (65), the end part of the pipe (2) is far away from the third screw rod (62) and the second hand wheel (63) are connected, the third screw rod (62) is locked on the fourth screw rod supporting seat (65) through the second set of locking nuts (68), the third slider (66) is in threaded connection with the third screw rod (62), the upper end part of the pressing plate (67) is fixedly connected with the third slider (66), and the pressing plate (67) can be pressed on the outer wall of the pipe (2).

9. The automatic edge cutting equipment for large pipes according to claim 8, wherein: and a rubber pad (69) is arranged on the end face, away from the third sliding block (66), of the pressing plate (67).

10. The automatic edge cutting equipment for large pipes according to claim 8, wherein: the pressing plate (67) is an arc-shaped plate.