CN114131137A

CN114131137A - Automatic cutting equipment for straight edges of pressure vessel end sockets

Info

Publication number: CN114131137A
Application number: CN202111329691.6A
Authority: CN
Inventors: 周晓斌
Original assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Current assignee: Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-03-04
Anticipated expiration: 2041-11-11
Also published as: CN114131137B

Abstract

The invention discloses a straight edge automatic cutting device for a pressure vessel end socket, which structurally comprises an automatic cutting machine, a first driving chain, an auxiliary chain table and a controller, wherein the left end of the automatic cutting machine is fixed with the top end of the first driving chain through a bolt, the front end of the auxiliary chain table is in clearance fit with the controller integrally, a cable inside the controller is in signal connection with a left end plug of the automatic cutting machine, the automatic cutting machine comprises a cutter, a machine tool, an equipment table, a cross beam frame and a second driving chain, the left end of the cross beam frame is fixed with the top end of the first driving chain through a bolt, a cutting rod is nested through a rod fixing ring, a clamping block is clamped with the surface of a rod body under the structural fit of a swing-proof block, when the deviation is slight, a folding strip is clamped against the clamping block again under the jacking of a resistance column, the rod body is always kept in a central state, and the condition that the rod body shakes slightly and inclines in the displacement process of the driving chain is avoided, meanwhile, the straight edge precision is improved in the cutting process, and the occurrence of offset is effectively solved.

Description

Automatic cutting equipment for straight edges of pressure vessel end sockets

Technical Field

The invention relates to the technical field of pressure vessel cutting, in particular to automatic straight-edge cutting equipment for a pressure vessel end socket.

Background

The end enclosure belongs to one of boiler parts in a pressure container, a pipe is locally heated by adopting a medium-frequency induction heating mode, the end enclosure can be divided into a plurality of types such as a spherical type, an oval type, a flat cover and the like according to different geometric shapes, the end enclosure is provided with a heating block, the power can be steplessly adjusted, the operation and maintenance are easy, and the like, and the deep pressure container is widely applied;

however, the prior art has the following defects: the current automatic cutting equipment for the straight edges of the end sockets of the pressure container carries out automatic cutting on the straight edges of the end sockets, carries out relative displacement under the driving of the cross beam, and the flame cutter easily shakes on a fixed seat of the installation, so that the flame cutting rod slightly inclines, and precision deviation appears on the straight edges when automatic cutting is caused.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide automatic cutting equipment for straight edges of end sockets of pressure vessels, and solves the problem that in the prior art, the straight edges of the end sockets are automatically cut, and are driven by a cross beam to relatively displace, a flame cutter is easy to shake on a fixed seat, so that a flame cutting rod slightly tilts, and further the straight edges are subjected to precision deviation during automatic cutting.

In order to achieve the purpose, the invention is realized by the following technical scheme: an automatic cutting device for straight edges of end sockets of pressure vessels structurally comprises an automatic cutting machine, a first driving chain, an auxiliary chain table and a controller, wherein the left end of the automatic cutting machine is fixed with the top end of the first driving chain through a bolt, the bottom of the first driving chain is movably matched with the surface of the auxiliary chain table, the front end of the auxiliary chain table is integrally clearance-matched with the controller, an internal cable of the controller is in signal connection with a plug at the left end of the automatic cutting machine, the automatic cutting machine comprises a cutting machine, a machine tool, an equipment table, a beam frame and a second driving chain, the left end of the beam frame is fixed with the top end of the first driving chain through a bolt, the internal cable of the controller is in signal connection with the plug at the left end of the equipment table, the inner wall of the cutting machine is in sliding fit with the surface of the beam frame, the top end of the beam frame is movably matched with the bottom of the second driving chain, the top end of the second driving chain is fixed with the surface of the cutting machine tool through a bolt, the lower end of the cutting machine tool is movably matched with the surface of the machine tool, the whole machine tool is fixedly connected with the surface of the equipment table in an embedded mode.

The cutter is further improved by comprising a rod fixing ring, a gas storage box and a connecting plate, wherein the rear wall of the connecting plate is in sliding fit with the surface of a cross beam frame, the surface of the gas storage box is fixed with a bolt at the top end of a second driving chain, the lower end of the rod fixing ring is in movable fit with the surface of a machine tool, the outer wall of the rod fixing ring is in welded connection with the front end of the connecting plate, the tail end of the connecting plate is in clamped connection with the front end of the gas storage box, the whole gas storage box is in movable fit with the inner part of the rod fixing ring, the rod fixing ring is in a circular shape and is distributed at the front end of the connecting plate, and the outer surface of the rod fixing ring is in welded connection with the top end of the connecting plate and is in movable fit with the gas storage box.

The invention is further improved, the bar fixing ring comprises an anti-swing block, a ring body and a cutting bar, the top end of the cutting bar is movably matched with the surface of a machine tool, the outer surface of the ring body is welded and connected with the front end of a connecting plate, the whole cutting bar is movably matched with the whole gas storage box, the surface of the anti-swing block is clamped and connected with the surface of the cutting bar, the whole cutting bar is nested and connected with the center of the ring body, the inner wall of the ring body is embedded and connected with the outer wall of the anti-swing block, the anti-swing blocks are provided with four blocks, the four blocks are evenly distributed on the surface of the inner wall of the ring body and form embedded and connected with the inner wall of the ring body, and the surface of the cutting bar is clamped and connected.

The anti-swing block is further improved by comprising a folding strip, a clamping block, a block supporting wall and a resistance column, wherein the outer wall of the block supporting wall is fixedly connected with the inner wall of the ring body in an embedding manner, the surface of the clamping block is fixedly connected with the surface of the cutting rod, the top end of the folding strip is fixedly connected with the inner wall of the clamping block, the bottom of the resistance column is welded and connected with the inner wall of the block supporting wall, the front end of the block supporting wall is integrally connected with the clamping block in an embedding manner, the inner wall of the clamping block is movably matched with the surface of the resistance column, the tail end of the folding strip is fixedly connected with the inner side of the block supporting wall in an embedding manner, a pair of folding strips is arranged and distributed on the left side and the right side of the clamping block, the inner side of the folding strip is movably matched with the resistance column, and the tail end of the folding strip is fixedly arranged in the block supporting wall.

The invention is further improved, the machine tool comprises a piece fixing seat, a bed panel and side baffles, the whole bed panel is fixedly embedded and connected with the surface of the equipment table, the surface of the bed panel is movably matched with the lower end of a cutter, two sides of the bed panel are welded and connected with the bottom of the side baffles, the whole piece fixing seat is fixedly embedded and connected with the surface of the bed panel, two sides of the piece fixing seat are in clearance fit with the inner wall of the side baffles, two piece fixing seats are in one group and are arranged in three groups, the whole piece fixing seat is fixedly embedded and connected with the surface of the bed panel, and two sides of the piece fixing seat are in clearance fit with the side baffles.

The invention is further improved, the fixing seat comprises a sealing carrying groove, a seat body, a material guiding opening and limiting blocks, the surface of the seat body is connected with the fixing seat in an integral nesting mode, two sides of each limiting block are in clearance fit with the inner wall of the side baffle, the bottom of the sealing carrying groove is connected with the inside of the seat body in an embedding mode, two sides of the sealing carrying groove are in integral movable fit with the material guiding opening, the material guiding opening is integrally connected with the surface of the seat body in an embedding mode, the surface of the seat body is in integral spiral connection with the limiting blocks, the limiting blocks are distributed on the left side and the right side of the seat body and are in spiral connection with the seat body, and the inner sides of the limiting blocks are clamped with sealing heads inside the sealing carrying groove.

The invention is further improved, the seal carrying groove comprises an auxiliary rotating ring, a swing support ring and a groove surface wall, two sides of the top end of the groove surface wall are movably matched with the surface of the material guide port, the groove surface wall is integrally and fixedly connected with the surface of the seat body, the center of the auxiliary rotating ring is connected with the center of the swing support ring through a bolt, the swing support ring is integrally and movably matched with the bottom of the groove surface wall, the bottom of the groove surface wall is integrally and movably matched with the auxiliary rotating ring, the swing support ring is integrally distributed at the bottom of the groove surface wall, the center of the swing support ring is fixed with the center of the auxiliary rotating ring through a bolt, and four supporting plates are arranged to buffer and support the bottom of the seal head.

The auxiliary rotating ring is further improved, the auxiliary rotating ring comprises an automatic rotating rod, rolling wheels, inner grooves and a ring fixing frame, the center of the ring fixing frame is connected with the center of the swinging support ring through a bolt, the surfaces of the rolling wheels are movably matched with the surface of the wall of the groove, the surfaces of the rotating rods are connected with the centers of the rolling wheels in a nested mode, the whole rolling wheels are movably matched with the inner part of the inner grooves, the whole inner grooves are fixedly connected with the inner part of the ring fixing frame in a nested mode, the inner wall of the ring fixing frame is hinged and connected with the two ends of the rotating rods, the number of the rolling wheels is four, the rolling wheels are distributed in the inner grooves to rotate, the centers of the rolling wheels and the rotating rods are nested, and the rod bodies are matched under the nested mode to realize rotation.

Advantageous effects

Compared with the prior art, the invention has the following beneficial effects;

1. according to the invention, the cutting rods are nested through the rod fixing rings, the clamping blocks are clamped with the surfaces of the rods under the structural matching of the anti-swing blocks, and when the cutting rods slightly deviate, the folding strips are pushed against the clamping blocks again under the pushing of the resistance columns, so that the rods are always kept in a central state, the phenomenon that the rods shake and slightly incline in the displacement process of the driving chains is avoided, meanwhile, the straight edge precision in the cutting process is ensured to be improved, and the deviation situation is effectively solved.

2. The end enclosure is supported by the fastener seat, the straight-edge side skirts at two ends are matched with the seat body through the limiting blocks to realize clamping during cutting, the end enclosure is prevented from deviating during cutting, meanwhile, generated waste materials are led out of equipment from the material guide port, the end enclosure is supported by the swing support ring in order to facilitate taking of the cut end enclosure, after the limiting blocks at the two ends are disassembled, the swing plate in the swing support ring jacks up the end enclosure, the end enclosure is effectively buffered and jacked when the end enclosure is taken, and the end enclosure can be easily taken out after the straight edges are automatically cut.

Drawings

Fig. 1 is a schematic structural diagram of an automatic straight-edge cutting device for a pressure vessel end socket.

Fig. 2 is a schematic front view of the automatic cutting machine according to the present invention.

FIG. 3 is a schematic top view of the cutter of the present invention.

FIG. 4 is a schematic view of the internal structure of the rod fixing ring of the present invention.

Fig. 5 is a schematic view of the internal structure of the anti-swing block of the present invention.

Fig. 6 is a schematic top view of the machine tool of the present invention.

Fig. 7 is a front view of the fastener base of the present invention.

FIG. 8 is a schematic top view of the seal loading slot of the present invention.

FIG. 9 is a schematic view of the internal structure of the auxiliary swivel according to the present invention.

In the figure: the automatic cutting machine comprises an automatic cutting machine-1, a first driving chain-2, an auxiliary chain table-3, a controller-4, a cutter-11, a machine tool-12, an equipment table-13, a cross beam frame-14, a second driving chain-15, a rod fixing ring-111, an air storage tank-112, a connecting plate-113, an anti-swing block-a 1, a ring body-a 2, a cutting rod-a 3, a folding strip-a 11, a clamping block-a 12, a block supporting wall-a 13, a resistance column-a 14, a fixing piece seat-121, a bed panel-122, a side baffle-123, a carrying and sealing groove-b 1, a seat body-b 2, a guide opening-b 3, a limiting block-b 4, an auxiliary rotating ring-b 11, a swing supporting ring-b 12, a groove surface wall-b 13, a rotating rod-c 1, a rolling wheel-c 2, an inner groove-c 3, Ring holder-c 4.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

The invention is further described below with reference to the accompanying drawings:

example 1

As shown in figures 1 to 5:

the structure of the automatic cutting machine comprises an automatic cutting machine 1, a first driving chain 2, an auxiliary chain table 3 and a controller 4, wherein the left end of the automatic cutting machine 1 is fixed with a top end bolt of the first driving chain 2, the bottom of the first driving chain 2 is movably matched with the surface of the auxiliary chain table 3, the front end of the auxiliary chain table 3 is integrally clearance-matched with the controller 4, an internal cable of the controller 4 is in signal connection with a left end plug of the automatic cutting machine 1, the automatic cutting machine 1 comprises a cutter 11, a machine tool 12, an equipment table 13, a cross beam frame 14 and a second driving chain 15, the left end of the cross beam frame 14 is fixed with the top end bolt of the first driving chain 2, an internal cable of the controller 4 is in signal connection with the left end plug of the equipment table 13, the inner wall of the cutter 11 is in sliding fit with the surface of the cross beam frame 14, the top end of the cross beam frame 14 is movably matched with the bottom of the second driving chain 15, and the top end of the second driving chain 15 is fixed with the surface bolt of the cutter 11, the lower end of the cutter 11 is movably matched with the surface of a machine tool 12, and the whole machine tool 12 is fixedly connected with the surface of an equipment table 13.

The cutter 11 comprises a fixed rod ring 111, a gas storage tank 112 and a connecting plate 113, the rear wall of the connecting plate 113 is in sliding fit with the surface of the beam frame 14, the surface of the gas storage tank 112 is fixed with a top end bolt of the second driving chain 15, the lower end of the fixed rod ring 111 is in movable fit with the surface of the machine tool 12, the outer wall of the fixed rod ring 111 is in welded connection with the front end of the connecting plate 113, the tail end of the connecting plate 113 is connected with the front end of the gas storage tank 112 in a clamping manner, the whole gas storage tank 112 is in movable fit with the inside of the fixed rod ring 111, the fixed rod ring 111 is circular and is distributed at the front end of the connecting plate 113, the outer surface of the fixed rod ring is in welded connection with the top end of the connecting plate 113, and is in movable fit with the gas storage tank 112, and the gas storage tank 112 is favorable for providing energy for cutting a rod body inside the fixed rod ring 111 so that the rod body can eject flames to automatically cut straight edges of the pressure vessel end sockets.

Wherein the rod fixing ring 111 comprises a swing-proof block a1, a ring body a2 and a cutting rod a3, the top end of the cutting rod a3 is movably matched with the surface of the machine tool 12, the outer surface of the ring body a2 is connected with the front end of the connecting plate 113 in a welding way, the cutting rod a3 is integrally and movably matched with the air storage box 112, the surface of the anti-swing block a1 is clamped and connected with the surface of the cutting rod a3, the cutting rod a3 is integrally connected with the center of a ring body a2 in a nested manner, the inner wall of the ring body a2 is fixedly connected with the outer wall of a swing-proof block a1 in a nested manner, the anti-swing blocks a1 are arranged in four blocks, are evenly distributed on the surface of the inner wall of the ring body a2, are embedded and connected with the inner wall of the ring body a2, are clamped and connected with the surface of the cutting rod a3, wherein the anti-swing block a1 is beneficial to clamping and fixing the cutting rod a3, and when the driving chain is displaced, the rod body is always kept in a central state through the matching of the internal structures, and the phenomenon that the rod body shakes to slightly incline in the displacement process of the driving chain is avoided.

Wherein, the anti-swing block a1 comprises a folding strip a11, a clamping block a12, a block supporting wall a13 and a resistance column a14, the outer wall of the block supporting wall a13 is embedded and connected with the inner wall of the ring body a2, the surface of the clamping block a12 is clamped and connected with the surface of a cutting rod a3, the top end of the folding strip a11 is embedded and connected with the inner wall of the clamping block a12, the bottom of the resistance column a14 is welded and connected with the inner wall of the block supporting wall a13, the front end of the block supporting wall a13 is integrally clamped and connected with a clamping block a12, the inner wall of the clamping block a12 is movably matched with the surface of the resistance column a14, the tail end of the folding strip a11 is embedded and connected with the inner side of the block supporting wall a13, the folding strip a11 is provided with a pair which is distributed on the left and right sides of the clamping block a12, the inner side is movably matched with the resistance column a14, the tail end of the block supporting wall a14 is embedded and the clamping block supporting wall a14, wherein the clamping block a14 is beneficial to the cutting rod a for matching in the cutting rod a14 and the top of the cutting rod a14 in the process, if the deviation occurs, the auxiliary recovery can be realized under the jacking of the folded strips a11 at the two sides, the straight edge precision is improved in the cutting process, and the deviation is prevented.

The specific working principle is as follows:

the invention puts the pressure vessel seal head in through the lathe 12 on the automatic cutting machine 1, make the first driving chain 2 on the auxiliary chain platform 3 drive the beam frame 14 to displace on both sides of apparatus platform 13 under the program programming of the controller 4, the second driving chain 15 will assist the cutter 11 to carry on the automatic cutting to the straight edge of seal head in the course of displacing, the gas in the gas receiver 112 of the fixed rod ring 111 provides down and changes into the flame and from cutting the top of the stick a3 to carrying on the automatic cutting to the straight edge of seal head, in order to prevent the shaking while driving the chain displacement from causing the offset influence to the cutting stick a3 of its tie plate 113 front end, so will cut the stick a3 and nest in the ring body a2 all around and clamp by the anti-swing block a1, make the clamp block a12 surface in the block support wall fix its bar body, at the same time, under the assistance of the folding strip a11, after the displacement slightly offsets, the folding strip a11 appears bending, under the pressurization of the resistance column a14, the folding bar a11 is quickly restored, so that the cutting bar a3 is always kept at the center to be displaced, and the situation that the bar body shakes and slightly inclines in the displacement process of the driving chain is avoided.

Example 2:

as shown in fig. 6 to 9:

the machine tool 12 comprises a fixing seat 121, a bed plate 122 and side baffles 123, wherein the bed plate 122 is integrally and fixedly connected with the surface of the equipment table 13, the surface of the bed plate 122 is movably matched with the lower end of the cutter 11, the two sides of the bed plate 122 are welded and connected with the bottoms of the side baffles 123, the fixing seat 121 is integrally and fixedly connected with the surface of the bed plate 122, the two sides of the fixing seat 121 are in clearance fit with the inner wall of the side baffles 123, the two fixing seats 121 are a group and are provided with three groups in total, the whole is fixedly connected with the surface of the bed plate 112, the two sides and the side baffles 123 form clearance fit, and the side baffles 123 are favorable for preventing flame from splashing in the cutting process and effectively blocking chips or sparks generated by the flame.

Wherein the fastener seat 121 comprises a sealing groove b1, a seat body b2, a material guide opening b3 and a limiting block b4, the surface of the seat body b2 is integrally nested with the fastener seat 121, two sides of the limiting block b4 are in clearance fit with the inner wall of the side baffle 123, the bottom of the seal carrying groove b1 is fixedly connected with the inside of the seat body b2, two sides of the seal carrying groove b1 are integrally and movably matched with the material guide port b3, the whole material guide port b3 is fixedly connected with the surface of the seat body b2 in an embedded mode, the surface of the seat body b2 is connected with the limiting block b4 in a whole spiral mode, the two limiting blocks b4 are distributed on the left side and the right side of the seat body b2, are in spiral connection with the seat body b2, are clamped with the inner end sockets of the load seal groove b1 on the inner sides, the limiting block b4 is beneficial to clamping the side skirt punched into a straight edge after the end socket is placed in, so that the end socket to be cut in the load sealing groove b1 cannot move unnecessarily during working.

The seal carrying groove b1 comprises an auxiliary rotating ring b11, a swing support ring b12 and a groove surface wall b13, two sides of the top end of the groove surface wall b13 are movably matched with the surface of a material guide port b3, the whole groove surface wall b13 is fixedly connected with the surface of a seat body b2 in an embedded mode, the center of the auxiliary rotating ring b11 is connected with the center of a swing support ring b12 through a bolt, the whole swing support ring b12 is movably matched with the bottom of the groove surface wall b13 in a movable mode, the bottom of the groove surface wall b13 is movably matched with the whole auxiliary rotating ring b11 in a movable mode, the swing support ring b12 is distributed at the bottom of the groove surface wall b13 in a whole mode, the center of the swing support ring b11 is fixed through a bolt, four-flap support plates are arranged in the whole mode, the bottom of the seal head is supported in a buffering mode, the swing support ring b12 is beneficial to achieving buffering and abutting of the seal head when the seal head is taken, and the seal head can be taken out easily after straight edges are cut automatically.

The auxiliary rotating ring b11 comprises a rotating rod c1, rolling wheels c2, an inner groove c3 and a ring fixing frame c4, the center of the ring fixing frame c4 is connected with the center of a swinging support ring b12 through a bolt, the surface of the rolling wheel c2 is movably matched with the surface of a groove surface wall b13, the surface of the rotating rod c1 is connected with the center of the rolling wheel c2 in a nested mode, the rolling wheels c2 are integrally and movably matched with the inner groove c3, the inner groove c3 is integrally and fixedly connected with the inner part of the ring fixing frame c4 in a nested mode, the inner wall of the ring fixing frame c4 is hinged to the two ends of the rotating rod c1, the four rolling wheels c2 are arranged in total and rotate inside the inner groove c3, the center of the rotating rod c1 is nested, the rod body is matched with the lower portion to realize rotation, and the rolling wheels c2 is favorable for assisting rotation of the end socket in the cutting process, so that the end socket can be replaced at different angles, and the cutting process of the end socket is more convenient.

The specific working principle is as follows:

the invention puts the pressure vessel head into the fixing seat 121 on the bed panel 122, cooperates with the side baffle 123 at two sides to obstruct spark scraps, at the same time, after the head is put into the bed panel, the head is loaded on the surface of the loading seal groove b1, the limiting blocks b4 at two sides clamp the straight edge of the head, the head and the seat body b2 are spirally and downwardly displaced to realize clamping, the cut straight edge waste material is further led out from the material guiding opening b3, in order that the head can rotate on the groove surface wall b13, the swinging piece on the surface of the swinging ring b12 supports the bottom of the head, the rolling wheel c2 in the auxiliary rotating ring b11 rotates under the rotation of the rotating rod c1 in the ring fixing frame c4, cooperates with the inner groove c3 to allow the head loaded on the surface to rotate, which is beneficial to replace cutting orientations at different angles, the invention carries the head by the fixing seat 121, the straight edge side skirts at two ends cooperate with the seat body b2 through the limiting blocks b4 to realize clamping when cutting, the skew appears in the in-process head that prevents at the cutting, and the waste material that produces simultaneously will follow guide opening b3 derivation equipment, for the convenience of the head after the cutting get to take, support its head through pendulum ring b12, after the restriction piece b4 at both ends is disassembled, the swing board of pendulum ring b12 inside jacks up its head, effectually when getting the head to take its head realize the buffering with the top close, make its straight flange automatic cutout after can very easy take out the head.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pressure vessel head straight flange automatic cutout equipment, its structure includes automatic cutout machine (1), first driving chain (2), assists chain platform (3), controller (4), automatic cutout machine (1) left end and first driving chain (2) top bolt fastening, first driving chain (2) bottom and assist chain platform (3) surface clearance fit, assist chain platform (3) front end and the whole clearance fit of controller (4), controller (4) inside cable and automatic cutout machine (1) left end plug signal connection, its characterized in that:

automatic cutting machine (1) is including cutterbar (11), lathe (12), equipment platform (13), crossbeam frame (14), second driving chain (15), crossbeam frame (14) left end and first driving chain (2) top bolt fastening, controller (4) inside cable and equipment platform (13) left end plug signal connection, cutterbar (11) inner wall and crossbeam frame (14) surface sliding fit, crossbeam frame (14) top and second driving chain (15) bottom clearance fit, second driving chain (15) top and cutterbar (11) surface bolt fastening, cutterbar (11) lower extreme and lathe (12) surface clearance fit, lathe (12) is whole to be connected with equipment platform (13) surface consolidation.

2. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 1, wherein: cutter (11) are including solid excellent ring (111), gas storage tank (112), connecting plate (113) rear wall and crossbeam frame (14) surface sliding fit, gas storage tank (112) surface and second drive chain (15) top bolt fastening, gu excellent ring (111) lower extreme and lathe (12) surface clearance fit, gu excellent ring (111) outer wall and connecting plate (113) front end welded connection, connecting plate (113) end and gas storage tank (112) front end block are connected, gas storage tank (112) whole with gu excellent ring (111) inside clearance fit.

3. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 2, wherein: the solid stick ring (111) is including preventing pendulum piece (a 1), ring body (a 2), cutting stick (a 3), cutting stick (a 3) top and lathe (12) surface clearance fit, ring body (a 2) surface and connecting plate (113) front end welded connection, cutting stick (a 3) whole and gas storage box (112) whole clearance fit, prevent pendulum piece (a 1) surface and cutting stick (a 3) surface block and be connected, cutting stick (a 3) whole and ring body (a 2) center nested connection, ring body (a 2) inner wall is connected with preventing pendulum piece (a 1) outer wall embedded and fixed.

4. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 3, wherein: the anti-swing block (a 1) comprises a folding strip (a 11), a clamping block (a 12), a block supporting wall (a 13) and a resistance column (a 14), wherein the outer wall of the block supporting wall (a 13) is fixedly embedded with the inner wall of a ring body (a 2), the surface of the clamping block (a 12) is fixedly connected with the surface of a cutting rod (a 3), the top end of the folding strip (a 11) is fixedly embedded with the inner wall of the clamping block (a 12), the bottom of the resistance column (a 14) is welded with the inner wall of the block supporting wall (a 13), the front end of the block supporting wall (a 13) is integrally and fixedly connected with the clamping block (a 12), the inner wall of the clamping block (a 12) is movably matched with the surface of the resistance column (a 14), and the tail end of the folding strip (a 11) is fixedly embedded with the inner side of the block supporting wall (a 13).

5. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 1, wherein: lathe (12) are including solid seat (121), bed panel (122), side shield (123), bed panel (122) is whole to be connected with equipment platform (13) surface embedment, bed panel (122) surface and cutterbar (11) lower extreme clearance fit, bed panel (122) both sides and side shield (123) bottom welded connection, solid seat (121) is whole to be connected with bed panel (122) surface embedment, solid seat (121) both sides and side shield (123) inner wall clearance fit.

6. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 5, wherein: the piece fixing seat (121) comprises a seal carrying groove (b 1), a seat body (b 2), a material guide port (b 3) and a limiting block (b 4), the surface of the seat body (b 2) is integrally connected with the piece fixing seat (121) in a nested mode, two sides of the limiting block (b 4) are in clearance fit with the inner wall of the side baffle (123), the bottom of the seal carrying groove (b 1) is fixedly connected with the inside of the seat body (b 2), two sides of the seal carrying groove (b 1) are integrally matched with the material guide port (b 3) in a movable mode, the material guide port (b 3) is integrally connected with the surface of the seat body (b 2) in a embedded mode, and the surface of the seat body (b 2) is integrally connected with the limiting block (b 4) in a spiral mode.

7. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 6, wherein: carry seal groove (b 1) including assisting change (b 11), pendulum and prop up ring (b 12), groove table wall (b 13), groove table wall (b 13) top both sides and guide opening (b 3) surface clearance fit, groove table wall (b 13) is whole to be connected with seat body (b 2) surface embedment, assist change (b 11) center and pendulum and prop up ring (b 12) center bolted connection, pendulum and prop up ring (b 12) whole and groove table wall (b 13) bottom clearance fit, groove table wall (b 13) bottom and the whole clearance fit of assistance change (b 11).

8. The automatic cutting device for straight edges of sealing heads of pressure vessels according to claim 7, wherein: the auxiliary rotating ring (b 11) comprises an automatic rotating rod (c 1), a rolling wheel (c 2), an inner groove (c 3) and a ring fixing frame (c 4), the center of the ring fixing frame (c 4) is connected with the center of a swing support ring (b 12) through a bolt, the surface of the rolling wheel (c 2) is movably matched with the surface of a groove surface wall (b 13), the surface of the automatic rotating rod (c 1) is connected with the center of the rolling wheel (c 2) in a nested manner, the rolling wheel (c 2) is integrally and movably matched with the inner groove (c 3) in an inner mode, the inner groove (c 3) is integrally and fixedly connected with the inner part of the ring fixing frame (c 4) in an embedded manner, and the inner wall of the ring fixing frame (c 4) is hinged to two ends of the automatic rotating rod (c 1).