CN116352284A - Four-chuck laser cutting machine and pipe cutting method - Google Patents
Four-chuck laser cutting machine and pipe cutting method Download PDFInfo
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- CN116352284A CN116352284A CN202310043949.9A CN202310043949A CN116352284A CN 116352284 A CN116352284 A CN 116352284A CN 202310043949 A CN202310043949 A CN 202310043949A CN 116352284 A CN116352284 A CN 116352284A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 130
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000003698 laser cutting Methods 0.000 title claims abstract description 27
- 230000007306 turnover Effects 0.000 claims description 49
- 239000002893 slag Substances 0.000 claims description 27
- 230000009471 action Effects 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000012467 final product Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention provides a four-chuck laser cutting machine and a pipe cutting method, and relates to laser processing equipment, comprising a horizontal lathe bed, wherein a first chuck, a second chuck, a third chuck and a fourth chuck are sequentially arranged at the upper end of the horizontal lathe bed; a cutting head assembly is arranged between the second chuck and the third chuck, one side of the cutting head assembly is provided with a first follow-up blanking assembly, and the first follow-up blanking assembly is horizontally and slidably arranged in the horizontal lathe bed; at least one follow-up support assembly is arranged on the other side of the cutting head assembly. The invention has the advantages that the invention is not only easy for processing the lathe bed, but also can directly horizontally install the chuck with a general structure on the lathe bed, thereby being easy for installing and adjusting the chuck, improving the stability of the whole lathe and reducing the manufacturing and installing cost of the whole four-chuck laser cutting machine; meanwhile, the invention can also reduce the occupied space of the whole four-chuck laser cutting machine.
Description
Technical Field
The invention relates to laser processing equipment, in particular to a four-chuck laser cutting machine and a pipe cutting method.
Background
The laser cutting has the characteristics of good cutting quality, high cutting efficiency, high speed, non-contact and the like, so that the laser cutting is widely applied, and convenience is brought to cutting and processing of the pipe.
In order to realize real zero-tailing cutting, reduce raw material consumption, better clamp pipes and improve cutting quality, the prior art can cut some heavy pipes through a four-chuck laser cutting machine. The existing four-chuck laser cutting machine mostly adopts a side-hanging structure, namely, four chucks are hung on a lathe bed base in a side-hanging manner, and a guide rail is arranged on the side surface of the lathe bed, but the four-chuck laser cutting machine with the structure has higher lathe bed processing cost and poorer stability, and the chucks are required to be made into special shapes; meanwhile, the automatic feeding and discharging of the pipe can be realized by adopting a feeding and discharging device with complex structure, large occupied space and higher cost.
Disclosure of Invention
The invention solves the technical problems of low manufacturing and installation cost, small occupied space and high stability, and solves the problems of high cost and poor stability of the original four-chuck laser cutting machine while realizing dead-angle-free zero-tailing cutting.
In order to solve the technical problems, in one aspect, the invention provides a four-chuck laser cutting machine, which comprises a horizontal lathe bed, wherein a first chuck, a second chuck, a third chuck and a fourth chuck are sequentially arranged at the upper end of the horizontal lathe bed; a cutting head assembly is arranged between the second chuck and the third chuck, one side of the cutting head assembly is provided with a first follow-up blanking assembly, and the first follow-up blanking assembly is horizontally and slidably arranged in the horizontal lathe bed; at least one follow-up support assembly is arranged on the other side of the cutting head assembly. Therefore, the four-chuck laser cutting machine provided by the invention adopts the horizontal lathe bed, and each chuck is horizontally arranged on the horizontal lathe bed, so that the machine is easy to process, and the chucks with general structures can be directly and horizontally arranged on the lathe bed, thereby being easy to install and adjust the chucks and improving the stability of the whole machine tool; in addition, the follow-up blanking component I is arranged in the lathe bed, so that the occupied space of the whole four-chuck laser cutting machine can be reduced.
Further, follow-up unloading subassembly one includes the slide body, the slide body is installed inside horizontal lathe bed, the slide body is followed the length direction sliding connection of horizontal lathe bed and is had unloading base one, vertical sliding connection has upper and lower slide one on the unloading base one, the upper end of upper and lower slide one articulates there is turnover plate one, and the accessible rotates turnover plate one and realize unloading action in unloading in-process.
Further, a first hinging seat and a second hinging seat are sequentially arranged on one side of the first upper and lower sliding seats from top to bottom, and a third hinging seat and a fourth hinging seat are sequentially arranged on the first turnover plate along the horizontal direction away from the first upper and lower sliding seats; the hinge seat I and the hinge seat III are hinged with a connecting rod I, and the hinge seat II and the hinge seat IV are hinged with a turnover driving cylinder I. Therefore, as the two groups of hinge mechanisms are arranged between the first turnover plate and the first upper and lower sliding seats, when the turnover driving cylinder drives the first turnover plate to rotate downwards, the turnover driving cylinder can drive the turnover plate to transversely move outwards of the horizontal lathe bed, so that the turnover plate is inclined outwards of the horizontal lathe bed, and the pipe is prevented from damaging the horizontal lathe bed in the blanking process.
Further, a slag receiving plate is rotatably arranged on one side, close to the cutting head assembly, of the first overturning plate, and waste materials generated in the cutting process can be discharged through overturning the slag receiving plate in the material receiving process.
Further, a second follow-up blanking assembly is arranged on one side, far away from the cutting head assembly, of the first follow-up blanking assembly, so that for some longer pipes, the first follow-up blanking assembly and the second follow-up blanking assembly can simultaneously support the longer pipes in a follow-up mode.
Further, a receiving frame is arranged on the outer side of the horizontal lathe bed, a receiving plate is rotatably arranged on the receiving frame, and the receiving plate is arranged opposite to the first follow-up blanking component and/or the second follow-up blanking component. In the receiving process, the angle of the receiving plate can be changed by turning the receiving plate, so that the receiving plate is suitable for the blanking angle of the first follow-up blanking component and/or the second follow-up blanking component, the pipe can fall into the receiving frame better, and the function of protecting the guide rail arranged on the horizontal lathe bed better can be achieved.
Further, the follow-up supporting component comprises a rail supporting seat, the rail supporting seat is arranged inside the horizontal lathe bed, the rail supporting seat is vertically and slidably connected with a follow-up plate, the follow-up plate is vertically and slidably connected with a chain plate, the chain plate is hinged with two hinge strips, the follow-up plate is slidably provided with two rollers along the horizontal direction perpendicular to the length direction of the horizontal lathe bed, and the two rollers are respectively hinged with the two hinge strips. The follow-up support assembly provided by the invention can carry out follow-up support on the pipe, and can also carry out left-right self-centering on the pipe by pulling the chain plate in the feeding process, namely, the pipe is centered, so that the pipe and each chuck are kept concentric, and the chucks are convenient to clamp.
On the other hand, the invention also provides a pipe cutting method using the four-chuck laser cutting machine, which comprises the following steps:
step one, feeding a pipe;
step two, feeding by advancing a first chuck;
step three, the first follow-up blanking component moves to a front position close to the cutting head component, the first turnover plate is in a lifting state, and the slag receiving plate is kept in a falling state;
judging whether the front end of the pipe is required to be clamped by the third chuck and/or the fourth chuck according to the length of the finished product, and if not, entering a step five; if clamping is needed, entering a step six;
step five, in the cutting process before pipe cutting, the first turnover plate of the first follow-up blanking assembly is kept in a lifting state, and the pipe is supported in a follow-up mode; when the pipe is cut off, firstly, the slag receiving plate of the first follow-up blanking component is leveled, and then the cutting off is performed; after the cutting-off action is finished, a pair of pipes are subjected to the cutting-off action by utilizing the follow-up cutting-off component; after the blanking action is completed, the first overturning plate is leveled, and the slag receiving plate falls down to prepare for the next cutting;
step six, before the pattern cutting is carried out on the pipe, the overturning plate falls down, and the third chuck moves to a position close to the cutting head assembly to clamp and cut the pipe; after cutting is completed, the third chuck loosens the pipe, moves in a direction away from the cutting head assembly, controls the first turnover plate and/or the second turnover plate to be in a lifting state, and supports the pipe; the slag receiving plate of the first follow-up blanking component is controlled to be in a leveling state; then the pipe is cut off firstly, and then the first follow-up blanking component and/or the second follow-up blanking component are used for blanking; after the blanking action is completed, the first turnover plate and the second turnover plate are leveled, and the slag receiving plate falls down to prepare for the next cutting;
step seven, repeating the step five or the step six according to the length of the finished product material to be cut until only the last finished product material is left on the processed pipe to be processed;
step eight, judging the clamping mode of the third chuck and the fourth chuck according to the length of the last finished product, if the third chuck and the fourth chuck are required to be clamped after being overlapped, judging whether the distance between the third chuck and the cutting head assembly can meet the lifting condition of the follow-up blanking assembly I, and if the distance cannot meet the lifting condition, entering a step nine; if yes, entering a step ten;
step nine, the third chuck and the fourth chuck move to a position close to the cutting head assembly, and clamp and cut the front end of the pipe; after the cutting action is finished, the pipe is clamped by the third chuck and the fourth chuck and moved to the position above the first turnover plate, and then the first turnover plate is lifted to receive the material; finally, the third chuck and the fourth chuck are driven to loosen the pipe, and move in the direction away from the cutting head assembly, and then the overturning plate is driven to fall down for overturning and blanking;
step ten, controlling the third chuck and the fourth chuck to move to a position close to the cutting head assembly, and clamping and cutting the front end of the pipe; simultaneously, the overturning plate rises after a while after the third chuck moves to one side of the follow-up blanking component I, and carries out follow-up support on the pipe in the cutting process until the tail of the pipe is cut; then the third chuck and the fourth chuck are controlled to loosen the pipe and move in the direction away from the cutting head assembly, and finally the overturning plate is driven to fall down for overturning and blanking;
judging the clamping modes of the third chuck and the fourth chuck according to the length of the last finished product piece, if the third chuck and the fourth chuck are required to be clamped separately, controlling the first follow-up blanking assembly to move to a position far away from the cutting head assembly, controlling the third chuck and the fourth chuck to move to a position close to the cutting head assembly, and clamping the front end of the pipe; the first chuck and the fourth chuck drive the pipe to move forwards, the third chuck is kept still, and the cutting head assembly performs cutting action on the pipe; meanwhile, the first turnover plate and/or the second turnover plate are/is gradually lifted in the moving process of the fourth chuck, and the pipe is supported in a follow-up manner in the cutting process until the tail of the pipe is cut; and then the third chuck is controlled to loosen the pipe, the fourth chuck drives the pipe to move in the direction away from the cutting head assembly until the pipe is separated from the third chuck, then the fourth chuck is controlled to loosen the pipe and move in the direction away from the cutting head assembly, and finally the first turnover plate and/or the second turnover plate are/is driven to fall down for turnover blanking.
In the eleventh step, when the distance between the third chuck and the fourth chuck meets the condition that the first follow-up blanking component and the second follow-up blanking component can be lifted at the same time, the first follow-up blanking component and the second follow-up blanking component are arranged between the third chuck and the fourth chuck; at the moment, the third chuck and the fourth chuck jointly clamp the pipe in the cutting process, and the first follow-up blanking component and the second follow-up blanking component are in a servo follow-up supporting state in the whole cutting process until the pipe is cut off and then the first turnover plate and the second turnover plate are driven to fall down for turnover blanking.
In the step nine, the step ten and the step eleven, when the first chuck and the fourth chuck jointly drive the pipe to move forwards, the pipe is driven by the first chuck and the fourth chuck together and then is driven by the fourth chuck only; and simultaneously, after the first chuck loosens the pipe, the first chuck is controlled to move to the original point position along the direction away from the cutting head assembly, and preparation is made for feeding the next pipe.
From the above technical scheme, the invention has the following advantages:
1. because the four-chuck laser cutting machine provided by the invention adopts the horizontal lathe bed and horizontally places each chuck on the horizontal lathe bed, the four-chuck laser cutting machine is easy to process the lathe bed, and the chucks with general structures can be directly and horizontally arranged on the lathe bed, so that the installation and adjustment of the chucks are easy, the stability of the whole machine tool is improved, and the manufacturing and installation cost of the whole four-chuck laser cutting machine is reduced;
2. the follow-up supporting component, the follow-up blanking component I and the follow-up blanking component II are all arranged in the lathe bed, so that the occupied space of the whole four-chuck laser cutting machine can be reduced;
3. in the blanking process, the overturning plate can be driven to move to the outer side of the horizontal lathe bed, so that the pipe can be prevented from damaging the horizontal lathe bed in the blanking process;
4. the invention can realize the cutting of the pipe without dead angles and zero tailing.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a specific embodiment of the present invention;
FIG. 2 is a schematic view of a servo support assembly according to the present invention;
FIG. 3 is a schematic diagram of a second embodiment of a follower support assembly according to the present invention;
FIG. 4 is a schematic diagram of a first feeding assembly according to the present invention;
FIG. 5 is a schematic diagram II of a first feeding assembly according to the present invention;
FIG. 6 is a schematic diagram of the processing of the final product;
FIG. 7 is a second schematic diagram of the processing of the final product;
fig. 8 is a third schematic diagram of the processing of the final product.
In the figure: 1. a horizontal lathe bed; 2. a cross beam; 3. a cutting head assembly; 4. a first chuck; 5. a second chuck; 6. a third chuck; 7. a fourth chuck; 8. a follow-up support assembly; 81. a rail support seat; 82. a follower plate; 83. a carrier roller; 84. a roller; 85. chain plate; 86. a hinge chain; 9. a first follow-up blanking component; 91. a first blanking base; 92. a first connecting rod; 93. an upper slide seat and a lower slide seat; 94. a hinge seat II; 95. a first overturning driving cylinder; 96. a hinge seat I; 97. a hinging seat IV; 98. a hinging seat III; 99. a slide base body; 910. a linear guide rail; 911. a driving cylinder is moved left and right; 912. the first overturning plate is arranged; 913. a slag receiving driving cylinder; 914. a slag receiving plate; 10. a second follow-up blanking component; 11. and a receiving rack.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, this embodiment 1 provides a four-chuck laser cutting machine, which includes a horizontal lathe bed 1, the upper end of the horizontal lathe bed 1 is provided with a first chuck 4, a second chuck 5, a third chuck 6 and a fourth chuck 7 in sequence, the first chuck 4, the second chuck 5, the third chuck 6 and the fourth chuck 7 are all horizontally slidably mounted on the horizontal lathe bed 1, and a cutting head assembly 3 is provided between the second chuck 5 and the third chuck 6 through a cross beam 2, and one side of the cutting head assembly 3, which is close to the first chuck 4, is provided with at least one follow-up support assembly 8 along the length direction of the horizontal lathe bed 1.
The follow-up support assembly 8 is preferably a support assembly having a left-right self-centering function. Specifically, as shown in fig. 2 and 3, the follower support assembly 8 includes a rail supporting seat 81 installed inside the horizontal lathe bed 1, the rail supporting seat 81 is vertically and slidably connected with a follower plate 82, a carrier roller 83 is rotatably installed at the upper end of the follower plate 82, and two rollers 84 are slidably installed at the upper end of the follower plate 82 along a horizontal direction perpendicular to the length direction of the horizontal lathe bed 1; a chain plate 85 is vertically and slidably connected to one side of the follower plate 82, and two hinge strips 86 are hinged to the chain plate 85; in this way, in the feeding process, the chain plate 85 can be driven to slide downwards by the centering driving cylinder in the embodiment 1, and the two hinge strips 86 approach each other under the action of the hinge strips 86, so that the pipe is centered, so that the first chuck 4, the second chuck 5, the third chuck 6 and the fourth chuck 7 can clamp the pipe; in addition, in the cutting process, in this embodiment 1, the carrier roller 83 can be guaranteed to support the pipe all the time through the up-and-down sliding of the follower plate 82, and the follower support assembly 8 can be guaranteed to avoid the corresponding chuck in time.
One side of the cutting head assembly 3, which is close to the fourth chuck 7, is sequentially provided with a first follow-up blanking assembly 9 and a second follow-up blanking assembly 10 along the direction away from the cutting head assembly 3.
As shown in fig. 4 and 5, the first follow-up blanking unit 9 is preferably configured to slide horizontally with respect to the horizontal lathe bed 1 along the longitudinal direction of the horizontal lathe bed 1. Specifically, the first follow-up blanking component 9 includes a sliding base 99, the sliding base 99 is mounted inside the horizontal lathe bed 1, the sliding base 99 is slidably connected with a first blanking base 91 along the length direction of the horizontal lathe bed 1 through a linear guide rail 910, a left-right movement driving cylinder 911 is connected between the first blanking base 91 and the horizontal lathe bed 1, an upper sliding base and a lower sliding base 93 are vertically slidably connected to the upper portion of the first blanking base 91, a first hinging base 96 and a second hinging base 94 are sequentially arranged on the upper portion of the first upper sliding base and the lower sliding base 93 from top to bottom, a first overturning plate 912 is arranged on the upper portion of the first upper sliding base and the lower sliding base 93, and a third hinging base 98 and a fourth hinging base 97 are sequentially arranged on the overturning plate 912 along the horizontal direction far away from the first upper sliding base and the lower sliding base 93; and a first connecting rod 92 is hinged between the first hinge seat 96 and the third hinge seat 98, and a first overturning driving cylinder 95 is hinged between the second hinge seat 94 and the fourth hinge seat 97. Thus, when the first overturning driving cylinder 95 drives the first overturning plate 912 to overturn, the first overturning plate 912 is indirectly hinged with the first upper and lower sliding seats 93 through the first connecting rod 92, and the first overturning plate 912 has a transverse stroke, namely the first overturning plate 912 can incline to the outer side of the horizontal lathe bed 1 in the overturning process, so that the pipe is prevented from damaging the horizontal lathe bed 1.
The follow-up blanking assembly II 10 is not provided with a slide seat body 99 and a left-right movement driving cylinder 911, other structures are the same as the follow-up blanking assembly I9, specifically, the follow-up blanking assembly II 10 comprises a blanking base II which is fixedly arranged in the horizontal lathe bed 1, the upper part of the blanking base II is vertically and slidingly connected with an upper slide seat and a lower slide seat II, the upper part of the upper slide seat and the lower slide seat II are sequentially provided with a hinging seat V and a hinging seat VI from top to bottom, the upper part of the upper slide seat and the lower slide seat II are provided with a turnover plate II, and the turnover plate II is sequentially provided with a hinging seat V and a hinging seat V along the horizontal direction far away from the upper slide seat and the lower slide seat II; and a connecting rod II is hinged between the hinge seat III and the hinge seat seven, and a turnover driving cylinder II is hinged between the hinge seat III and the hinge seat eight.
In addition, in order to enable the first follow-up blanking component 9 to have the functions of receiving and discharging waste residues at the same time, in this embodiment 1, a slag receiving plate 914 is additionally rotatably installed on the first overturning plate 912 at a side close to the cutting head component 3, and a slag receiving driving cylinder 913 is hinged between the slag receiving plate 914 and the first overturning plate 912. In this way, in the cutting process, the slag receiving plate 914 is driven to receive slag and turn over to remove slag by the slag receiving driving cylinder 913 in embodiment 1.
In order to avoid collision between the pipe and the horizontal lathe bed 1 in the process of moving out of the horizontal lathe bed 1, a material receiving frame 11 is arranged on the outer side, opposite to the first follow-up blanking component 9 and/or the second follow-up blanking component 10, of the horizontal lathe bed 1, and a material receiving plate is rotatably arranged on the material receiving frame 11, so that in the material receiving process, the angle of the material receiving plate can be changed to enable the material receiving plate to adapt to the falling angle of the pipe, and the function of protecting the pipe and the upper guide rail of the horizontal lathe bed 1 is better achieved.
Example 2
firstly, feeding the pipe, namely firstly, dropping the follow-up supporting component 8, and then conveying the pipe between the first chuck 4 and the second chuck 5 through a feeding device; then, after the pipe is sent into place by the feeding device, the follow-up supporting component 8 is lifted by the precursor, the pipe is supported and centered and clamped, and the tail of the pipe is clamped by the first chuck 4;
step two, the first chuck 4 advances to feed, the first chuck 4 clamps the pipe to move towards the direction close to the second chuck 5, and the follow-up support component 8 is enabled to sequentially loosen and descend in the moving process of the first chuck 4; until the front end of the pipe is clamped by the second chuck 5;
step three, the first follow-up blanking component 9 moves to a front position close to the cutting head component 3, the first overturning plate 912 is in a lifting state, and the slag receiving plate 914 is kept in a falling state;
judging whether the third chuck 6 and/or the fourth chuck 7 is required to clamp the front end of the pipe according to the length of the finished product, and if not, entering a step five; if clamping is needed, entering a step six;
fifthly, in the cutting process before pipe cutting, enabling the overturning plate I912 of the follow-up blanking assembly I9 to be in a lifting state, and carrying out follow-up support on the pipe; when the pipe is cut off, firstly, the slag receiving plate 914 of the follow-up blanking component I9 is leveled, and then the cutting off is performed; lowering the first overturning plate 912 by a certain height after the cutting-off action is finished, and then overturning the first overturning plate 912 to perform blanking action on the pipe; after the blanking action is completed, the first overturning plate 912 is leveled, and the slag receiving plate 914 falls down to prepare for the next cutting;
step six, before the pattern cutting is carried out on the pipe, the first overturning plate 912 is firstly dropped, then the third chuck 6 is moved to a position close to the cutting head assembly 3, and the front end of the pipe is clamped; then pushing the pipe to move forward under the combined action of the first chuck 4 and the third chuck 6, and cutting the pipe in the process; after cutting is completed, the third chuck 6 is controlled to loosen the front end of the pipe, move in the direction away from the cutting head assembly 3, and control the first 912 and/or the second 912 to be in a lifting state and support the front end of the pipe; the slag receiving plate 914 of the follow-up blanking component I9 is controlled to be in a swinging state; then cutting off, after the cutting off is finished, firstly controlling the first 912 and/or second 912 to descend by a certain height, and then blanking the tubes; after the blanking action is completed, the first overturning plate 912 and the second overturning plate are flattened, and the slag receiving plate 914 falls down to prepare for the next cutting;
step seven, repeating the step five or the step six according to the length of the finished product material to be cut until only the last finished product material is left on the processed pipe to be processed;
step eight, judging the clamping mode of the third chuck 6 and the fourth chuck 7 according to the length of the last finished product, and if the third chuck 6 and the fourth chuck 7 are required to be clamped after being overlapped, and the distance between the third chuck 6 and the cutting head assembly 3 can not meet the lifting condition of the follow-up blanking assembly one 9 in the tail cutting process, entering a step nine; if the third chuck 6 and the fourth chuck 7 are required to be clamped after being overlapped, and the distance between the third chuck 6 and the cutting head assembly 3 meets the lifting condition of the follow-up blanking assembly I9 in the tail cutting process, entering a step ten; if the third chuck 6 and the fourth chuck 7 are required to be clamped separately, entering a step eleventh;
step nine, the third chuck 6 and the fourth chuck 7 are moved to a position close to the cutting head assembly 3, and the front end of the pipe is clamped and cut; after the cutting action is finished, the pipe is clamped by the third chuck 6 and the fourth chuck 7 and moved to the position above the first overturning plate 912, and then the first overturning plate 912 is lifted to receive the material; finally, the third chuck 6 and the fourth chuck 7 are driven to loosen the pipe, and move in a direction away from the cutting head assembly 3, and then the first overturning plate 912 is driven to fall down for overturning and blanking;
step ten, controlling the third chuck 6 and the fourth chuck 7 to move to a position close to the cutting head assembly 3, and clamping and cutting the front end of the pipe; meanwhile, the first overturning plate 912 is lifted after the third chuck 6 moves to one side of the first follow-up blanking assembly 9, and carries out follow-up support on the pipe in the cutting process until the tail of the pipe is cut; then the third chuck 6 and the fourth chuck 7 are controlled to loosen the pipe and move in the direction away from the cutting head assembly 3, and finally the first 912 of the turnover plate is driven to fall down for turnover blanking;
step eleven, the first follow-up blanking component 9 is controlled to move to a rear position far away from the cutting head component 3, the third chuck 6 and the fourth chuck 7 are controlled to move to a position close to the cutting head component 3, and the front end of the pipe is clamped; the first chuck 4 and the fourth chuck 7 drive the pipe to move forward under the combined action, the third chuck 6 is kept motionless in the process, and the cutting head assembly 3 performs cutting action on the pipe; meanwhile, the first overturning plate 912 and/or the second overturning plate are/is gradually lifted in the moving process of the fourth chuck 7, and the pipe is supported in a follow-up manner in the cutting process until the tail of the pipe is cut; and then the third chuck 6 is controlled to loosen the pipe, the fourth chuck 7 drives the pipe to move in the direction away from the cutting head assembly until the pipe is separated from the third chuck 6, then the fourth chuck 7 is controlled to loosen the pipe and move in the direction away from the cutting head assembly 3, and finally the overturning plate I912 is driven to fall down for overturning and blanking.
In the step nine, the step ten and the step eleven, when the first chuck 4 and the fourth chuck 7 jointly drive the pipe to move forward, the pipe is driven by the first chuck 4 and the fourth chuck 7 together and then is driven by the fourth chuck 7 only; when the pipe is driven by the fourth chuck 7 only, namely after the first chuck 4 loosens the pipe, the first chuck 4 is controlled to move to the original position along the direction away from the cutting head assembly 3, and preparation is made for feeding the next pipe.
In the eleventh step, when the last finished product is processed, the pipe is clamped by the third chuck 6 and the fourth chuck 7 separately, and the distance between the third chuck 6 and the fourth chuck 7 meets the condition that the first follow-up blanking component 9 and the second follow-up blanking component 10 can be lifted at the same time, the first follow-up blanking component 9 and the second follow-up blanking component 10 are arranged between the third chuck 6 and the fourth chuck 7; at this time, the third chuck 6 and the fourth chuck 7 jointly clamp the pipe in the cutting process, and the first follow-up blanking component 9 and the second follow-up blanking component 10 are in a servo follow-up supporting state in the whole cutting process until the pipe is cut off, and then the first overturning plate 912 and the second overturning plate 912 are driven to fall to a certain distance and then overturning and blanking actions are carried out.
The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The four-chuck laser cutting machine is characterized by comprising a horizontal lathe bed, wherein a first chuck, a second chuck, a third chuck and a fourth chuck are sequentially arranged at the upper end of the horizontal lathe bed; a cutting head assembly is arranged between the second chuck and the third chuck, one side of the cutting head assembly is provided with a first follow-up blanking assembly, and the first follow-up blanking assembly is horizontally and slidably arranged in the horizontal lathe bed; at least one follow-up support assembly is arranged on the other side of the cutting head assembly.
2. The four-chuck laser cutting machine according to claim 1, wherein the first follow-up blanking component comprises a sliding seat body, the sliding seat body is installed inside the horizontal lathe bed, the sliding seat body is connected with a first blanking base in a sliding manner along the length direction of the horizontal lathe bed, the first blanking base is vertically connected with a first upper sliding seat and a second sliding seat in a sliding manner, and the upper ends of the first upper sliding seat and the second sliding seat are hinged with a first turnover plate.
3. The four-chuck laser cutting machine according to claim 1 or 2, wherein the slag receiving plate is rotatably mounted to a side of the flipping plate adjacent to the cutting head assembly.
4. The four-chuck laser cutting machine according to claim 3, wherein the first follower blanking assembly is provided with a second follower blanking assembly on a side thereof remote from the cutting head assembly.
5. A method of cutting a pipe using the four-chuck laser cutting machine according to any one of claims 1 to 4, comprising the steps of:
step one, feeding a pipe;
step two, feeding by advancing a first chuck;
step three, the first follow-up blanking component moves to a front position close to the cutting head component, the first turnover plate is in a lifting state, and the slag receiving plate is kept in a falling state;
judging whether the front end of the pipe is required to be clamped by the third chuck and/or the fourth chuck according to the length of the finished product, and if not, entering a step five; if clamping is needed, entering a step six;
step five, in the cutting process before pipe cutting, the first turnover plate of the first follow-up blanking assembly is kept in a lifting state, and the pipe is supported in a follow-up mode; when the pipe is cut off, firstly, the slag receiving plate of the first follow-up blanking component is leveled, and then the cutting off is performed; after the cutting-off action is finished, a pair of pipes are subjected to the cutting-off action by utilizing the follow-up cutting-off component; after the blanking action is completed, the first overturning plate is leveled, and the slag receiving plate falls down to prepare for the next cutting;
step six, before the pattern cutting is carried out on the pipe, the overturning plate falls down, and the third chuck moves to a position close to the cutting head assembly to clamp and cut the pipe; after cutting is completed, the third chuck loosens the pipe, moves in a direction away from the cutting head assembly, controls the first turnover plate and/or the second turnover plate to be in a lifting state, and supports the pipe; the slag receiving plate of the first follow-up blanking component is controlled to be in a leveling state; then the pipe is cut off firstly, and then the first follow-up blanking component and/or the second follow-up blanking component are used for blanking; after the blanking action is completed, the first turnover plate and the second turnover plate are leveled, and the slag receiving plate falls down to prepare for the next cutting;
and step seven, repeating the step five or the step six according to the length of the finished product to be cut until only the last finished product is left on the processed pipe to be processed.
6. The pipe cutting method of claim 5, further comprising:
step eight, judging the clamping mode of the third chuck and the fourth chuck according to the length of the last finished product, if the third chuck and the fourth chuck are required to be clamped after being overlapped, judging whether the distance between the third chuck and the cutting head assembly can meet the lifting condition of the follow-up blanking assembly I, and if the distance cannot meet the lifting condition, entering a step nine; if yes, entering a step ten;
step nine, the third chuck and the fourth chuck move to a position close to the cutting head assembly, and clamp and cut the front end of the pipe; after the cutting action is finished, the pipe is clamped by the third chuck and the fourth chuck and moved to the position above the first turnover plate, and then the first turnover plate is lifted to receive the material; finally, the third chuck and the fourth chuck are driven to loosen the pipe, and move in the direction away from the cutting head assembly, and then the overturning plate is driven to fall down for overturning and blanking;
step ten, controlling the third chuck and the fourth chuck to move to a position close to the cutting head assembly, and clamping and cutting the front end of the pipe; simultaneously, the overturning plate rises after a while after the third chuck moves to one side of the follow-up blanking component I, and carries out follow-up support on the pipe in the cutting process until the tail of the pipe is cut; and then the third chuck and the fourth chuck are controlled to loosen the pipe and move in the direction away from the cutting head assembly, and finally the overturning plate is driven to fall down for overturning and blanking.
7. The pipe cutting method of claim 6, further comprising:
judging the clamping modes of the third chuck and the fourth chuck according to the length of the last finished product piece, if the third chuck and the fourth chuck are required to be clamped separately, controlling the first follow-up blanking assembly to move to a position far away from the cutting head assembly, controlling the third chuck and the fourth chuck to move to a position close to the cutting head assembly, and clamping the front end of the pipe; the first chuck and the fourth chuck drive the pipe to move forwards, the third chuck is kept still, and the cutting head assembly performs cutting action on the pipe; meanwhile, the first turnover plate and/or the second turnover plate are/is gradually lifted in the moving process of the fourth chuck, and the pipe is supported in a follow-up manner in the cutting process until the tail of the pipe is cut; and then the third chuck is controlled to loosen the pipe, the fourth chuck drives the pipe to move in the direction away from the cutting head assembly until the pipe is separated from the third chuck, then the fourth chuck is controlled to loosen the pipe and move in the direction away from the cutting head assembly, and finally the first turnover plate and/or the second turnover plate are/is driven to fall down for turnover blanking.
8. The pipe cutting method according to claim 7, wherein in the eleventh step, when the distance between the third chuck and the fourth chuck satisfies the condition that the first follower discharging assembly and the second follower discharging assembly can be lifted at the same time, the first follower discharging assembly and the second follower discharging assembly are disposed between the third chuck and the fourth chuck; at the moment, the third chuck and the fourth chuck jointly clamp the pipe in the cutting process, and the first follow-up blanking component and the second follow-up blanking component are in a servo follow-up supporting state in the whole cutting process until the pipe is cut off and then the first turnover plate and the second turnover plate are driven to fall down for turnover blanking.
9. The pipe cutting method according to claim 7, wherein in step nine, step ten and step eleven, when the first chuck and the fourth chuck jointly drive the pipe to move forward, the pipe is driven by the first chuck and the fourth chuck together and then driven by the fourth chuck only; and simultaneously, after the first chuck loosens the pipe, the first chuck is controlled to move to the original point position along the direction away from the cutting head assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310043949.9A CN116352284A (en) | 2023-01-29 | 2023-01-29 | Four-chuck laser cutting machine and pipe cutting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310043949.9A CN116352284A (en) | 2023-01-29 | 2023-01-29 | Four-chuck laser cutting machine and pipe cutting method |
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| CN116352284A true CN116352284A (en) | 2023-06-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117206714A (en) * | 2023-11-08 | 2023-12-12 | 江苏恒宇激光设备有限公司 | Laser cutting machine comprising two-clamping three-chuck of common rail |
| CN117680845A (en) * | 2024-01-05 | 2024-03-12 | 广东隆信激光智能装备有限公司 | Pipe cutting equipment and cutting method |
-
2023
- 2023-01-29 CN CN202310043949.9A patent/CN116352284A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117206714A (en) * | 2023-11-08 | 2023-12-12 | 江苏恒宇激光设备有限公司 | Laser cutting machine comprising two-clamping three-chuck of common rail |
| CN117206714B (en) * | 2023-11-08 | 2024-02-20 | 江苏恒宇激光设备有限公司 | Laser cutting machine comprising two-clamping three-chuck of common rail |
| CN117680845A (en) * | 2024-01-05 | 2024-03-12 | 广东隆信激光智能装备有限公司 | Pipe cutting equipment and cutting method |
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