CN112207448B

CN112207448B - Multistation integral type laser cutting machine

Info

Publication number: CN112207448B
Application number: CN202011024270.8A
Authority: CN
Inventors: 杨振威
Original assignee: Chuangxuan Nanjing Laser Intelligent Technology Co ltd
Current assignee: Chuangxuan Nanjing Laser Intelligent Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2022-04-22
Anticipated expiration: 2040-09-25
Also published as: CN112207448A

Abstract

The invention discloses a multi-station integrated laser cutting machine which comprises a laser cutting machine shell, a base, an upper sliding rail, a lower sliding block, an upper sliding block, a lower sliding block, a moving rod, a left sliding block, a right sliding block, a first fixing block, a second fixing block, an installation block, a first rotating assembly and a laser emission connecting assembly. The laser emitters at the multiple stations can cut simultaneously, so that the time consumption caused by movement during cutting can be reduced, and meanwhile, the angle of the to-be-cut piece can be adjusted without manpower during cutting of the to-be-cut piece, so that the accuracy of the cutting angle is ensured.

Description

Multistation integral type laser cutting machine

Technical Field

The invention relates to the technical field of laser cutting, in particular to a multi-station integrated laser cutting machine.

Background

The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system.

The laser cutting processing is to replace the traditional mechanical knife by invisible light beams, has the characteristics of high precision, quick cutting, no limitation on cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and can gradually improve or replace the traditional metal cutting process equipment.

However, the existing laser cutting equipment usually has only one laser emitter to cut the piece to be cut, and in the cutting process, the laser emitter needs to be moved to another place to cut after the cutting at one place is completed, so that more time is needed in the moving process, and the cutting efficiency is reduced.

In view of the above, there is a need for a multi-station integrated laser cutting machine that can solve the above problems.

Disclosure of Invention

The invention aims to provide a multi-station integrated laser cutting machine to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme: a multi-station integrated laser cutting machine comprises a laser cutting machine shell, a base, an upper sliding rail, a lower sliding rail, an upper sliding block, a lower sliding block, a moving rod, a left sliding block, a right sliding block, a first fixing block, a second fixing block, an installation block, a first rotating assembly and a laser emission connecting assembly, wherein the base is installed at the lower end of the laser cutting machine shell, the upper sliding rail and the lower sliding rail are installed on two sides of the inner wall of the laser cutting machine shell, the upper sliding rail and the lower sliding rail can enable the upper sliding block and the lower sliding block to slide up and down to drive the moving rod to slide up and down, the upper sliding block and the lower sliding rail are installed on, the moving rod is provided with a plurality of left sliding blocks and right sliding blocks which can slide left and right and simultaneously carry out laser cutting on a plurality of pieces to be cut, the first fixing block and the second fixing block are installed below the first fixing block and the second fixing block, and the first rotating assembly is installed below the installation block, the rotating assembly can change the angle of the laser emitter through rotation to perform laser cutting on the workpiece to be cut, the laser emission connecting assembly is installed below the first rotating assembly, and the laser emission connecting assembly can be connected with the laser emitter.

Furthermore, the first rotating assembly comprises a rotating outer tube, a rotating inner tube, a central sleeve, a first air baffle, a first sealing ring, a second air baffle and a second sealing ring, the rotating inner tube is arranged in the rotating outer tube, the central sleeve is arranged in the rotating inner tube, the first air baffle is arranged on the inner wall of the rotating outer tube, the first sealing ring is arranged at the position where the first air baffle is contacted with the rotating inner tube, the second air baffle is arranged on the outer wall of the rotating inner tube, first magnetic plates are arranged on two sides of the second air baffle, and air is injected between the first air baffle and the second air baffle to enable the distance between the first air baffle and the second air baffle to be increased, therefore, the rotating inner tube can rotate, the second sealing ring is arranged at the position where the second air baffle contacts with the rotating outer tube, and the first sealing ring and the second sealing ring can guarantee the sealing performance between the first air baffle and the second air baffle.

Furthermore, a first limiting block and a second limiting block are installed on two sides of the inner wall of the rotating outer tube, grooves are formed below the first limiting block and the second limiting block, the buffer plate is connected with the buffer plate through a buffer spring, the buffer spring can enable the buffer plate to be rebounded to an original position by utilizing the elasticity of the buffer spring after the buffer plate is not extruded any more, the outer edge of the buffer plate is provided with a plastic sponge cushion, the second gas baffle can not directly hit the limiting block when moving, the second gas baffle can be buffered, the second gas baffle cannot directly hit the limiting block due to the fact that the gas injection speed is too high, the second gas baffle is not too high when moving, the second gas baffle is broken, a second magnetic plate is arranged inside the plastic sponge cushion, the plastic sponge cushion protrudes out of the second magnetic plate, and the second magnetic plate can buffer the approaching speed of the second gas baffle when the second gas baffle is fast approaching the first limiting block by utilizing the principle that magnetism repels each other, be equipped with a plurality of bleeder vents on the second magnetism board, the bleeder vent can be followed the bleeder vent in the gas in the recess can outwards discharge when the buffer board is extruded and gets into the recess and can not lead to the buffer board can't be extruded into the recess because of gaseous unable the discharge, first stopper and second stopper are respectively through first elastic cord and the first fender gas board of second elastic cord connection, the rotation angle of rotatory inner tube can be injectd to first stopper and second stopper, thereby make the rotation angle of rotatory inner tube can not be too big thereby lead to laser emitter's height too high.

Furthermore, the first limiting block and the second limiting block are separated from the second air baffle by 90 degrees.

Furthermore, first air inlet and first gas vent are installed to the interval between first fender gas board and the first stopper, and second air inlet and second gas vent are installed to the opposite side interval between first fender gas board and the first stopper, and first gas vent and second gas vent are connected with the connection air inlet of connecting rod both sides respectively and go on, pour into the combustion gas into the connecting rod.

Further, the rotating inner pipe is connected through a first connecting pipe, a connecting rod is installed below the first connecting pipe, the inside of the connecting rod is hollow, connecting air inlets are installed on two sides of the connecting rod and are connected with a first exhaust port and a second exhaust port respectively, a laser emission connecting assembly is installed below the connecting rod, and gas in the connecting rod can be transmitted to reach the same hollow laser emitter mounting plate.

Further, laser emission coupling assembling includes the laser emitter mounting panel, laser emitter, second connecting pipe, and the laser emitter mounting panel divide into link and stiff end, and the link is installed in the below of connecting rod, and the second rotating assembly is installed equally to the inside of stiff end, and the structure of second rotating assembly is the same with first rotating assembly structure, and the angle that the laser reflector can be adjusted to the second rotating assembly, connects the laser reflector through the second connecting pipe between the stiff end.

Further, the inside of laser emitter mounting panel is hollow, and the nozzle is installed to the below of laser emitter mounting panel, injects the gaseous piece that can follow nozzle blowout gas when will cutting in the connecting rod and blows off to the inside of base and collect.

Further, the inside of base is in proper order by installing graticule form conveyer belt, fretwork fragment conveyer belt and piece conveyer belt under from the top down, and graticule form conveyer belt makes and treats that the piece that cuts down after cutting falls to fretwork fragment conveyer belt and conveys and retrieve after can following graticule from the graticule form, and fretwork fragment conveyer belt can make the piece can follow between the fretwork portion to fall to the piece conveyer belt and convey and retrieve.

Further, the piece conveyer belt is the slope installation, and the piece is collected and is fought to the one end below that the piece conveyer belt was gone down, and the piece is collected and is fought can be taken out and clear up the piece, and the piece is collected and is fought the piece when can be to the cutting and collect.

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

1. the existing laser cutting machine is generally provided with only one laser emitter, but the laser cutting machine provided by the invention is provided with a plurality of laser emitters for cutting a piece to be cut, can simultaneously cut different positions of the piece to be cut, does not need to move after the cutting of one laser emitter is finished and then cut the piece to be cut, and can reduce the time consumed by moving when cutting is carried out by the laser emitters at a plurality of stations.

2. The rotating assembly can rotate by injecting gas without driving the rotating assembly to rotate through an additional motor, so that the cost of parts in manufacturing is reduced, and meanwhile, the angle of the laser emitter can be adjusted through different gas inlets, so that the angle of a to-be-cut part can be adjusted without manual adjustment when the to-be-cut part is cut by the laser emitter, and the accuracy of the cutting angle is ensured.

3. According to the invention, gas exhausted from the gas exhaust port can be sprayed out from the nozzle through the connecting rod and the laser emitter mounting plate, chips generated after cutting are blown down to the inside of the base, the chips are recovered, meanwhile, the chips generated during cutting can fall onto the chip conveyor belt to recover the chips, and the recovered chips or chips are reused, so that the cost of enterprises in production can be saved.

4. According to the invention, the second magnetic plate can buffer the approaching speed of the second air baffle when the second air baffle is quickly close to the first limiting block by utilizing the principle of magnetic repulsion, the plastic sponge cushion on the outer edge of the buffering plate can ensure that the second air baffle cannot directly hit the limiting block when moving, and the force of the second air baffle can be buffered, so that the second air baffle cannot directly hit the limiting block due to the fact that the second air baffle moves too fast because of the too fast gas injection speed, the second air baffle is broken, the service life of the second air baffle is shortened, and the part replacement cost is reduced for enterprises.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a front view structural schematic of the present invention;

FIG. 2 is a schematic side view of the laser emitting assembly of the present invention;

FIG. 3 is a schematic cross-sectional view of a rotating assembly of the present invention;

FIG. 4 is a side view of the connecting rod of the present invention;

FIG. 5 is a schematic side view of the laser transmitter of the present invention;

FIG. 6 is a schematic top view of the laser transmitter of the present invention;

FIG. 7 is a schematic view of the internal structure of the base of the present invention;

FIG. 8 is a schematic view of the internal structure of the stopper of the present invention;

FIG. 9 is a schematic diagram of a buffer structure according to the present invention.

In the figure: 1. a laser cutter housing; 2. a base; 3. an upper slide rail and a lower slide rail; 4. an upper slide block and a lower slide block; 5. a travel bar; 6. a left slide block and a right slide block; 7. a first fixed block; 8. a second fixed block; 9. mounting blocks; 10. rotating the outer tube; 1001. rotating the inner tube; 1002. a central sleeve; 1003. a first air baffle; 1004. a first seal ring; 1005. a second gas baffle; 1006. a second seal ring; 1007. a first stopper; 1008. a second limiting block; 1009. a first elastic cord; 1010. a second elastic cord; 1011. a first air inlet; 1012. a first exhaust port; 1013. a second air inlet; 1014. a second exhaust port; 1015. a plastic sponge cushion; 1016. a second magnetic plate; 1017. a buffer plate; 1018. a buffer spring; 11. a first connecting pipe; 12. a connecting rod; 13. connecting an air inlet; 14. a laser emitter mounting plate; 15. a laser transmitter; 16. a second connecting pipe; 17. hollowing out the fragment conveyor belt; 18. a crumb conveyor; 19. a debris collection hopper; 20. and (4) a nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides the following technical solutions:

a multi-station integrated laser cutting machine comprises a laser cutting machine shell 1, a base 2, an upper sliding rail, a lower sliding rail, an upper sliding block, a lower sliding block 4, a moving rod 5, a left sliding block, a right sliding block 6, a first fixing block 7, a second fixing block 8, a mounting block 9, a first rotating assembly and a laser emission connecting assembly, wherein the base 2 is mounted at the lower end of the laser cutting machine shell 1, the upper sliding rail and the lower sliding rail 3 are mounted on two sides of the inner wall of the laser cutting machine shell 1, the upper sliding block and the lower sliding rail 3 can enable the upper sliding block and the lower sliding block 4 to slide up and down to drive the moving rod 5 to slide up and down, the upper sliding block and the lower sliding block 4 are mounted on the upper sliding rail and the lower sliding rail 3, the moving rod 5 is mounted between the upper sliding block and the lower sliding block 4, a plurality of left sliding blocks and right sliding blocks 6 can slide left and right, laser cutting is simultaneously performed on a plurality of pieces to be cut, the first fixing block 7 and the second fixing block 8 are mounted below the left sliding block 6, the first fixing block 7 and the second fixing block 8 are mounted on the mounting block 9, first rotating assembly is installed to the below of installation piece 9, and first rotating assembly can treat through rotatory angle that changes laser emitter 15 and carry out laser cutting, and laser emission coupling assembling is installed to first rotating assembly's below, and laser emitter 15 can be connected to laser emission coupling assembling.

When a piece to be cut needs to be cut, the upper sliding block 4 and the lower sliding block 4 move to drive the movable rod 5 to move together, and the positions of the left sliding block 6 and the right sliding block 6 are adjusted according to the position of the piece to be cut.

The first rotating assembly comprises a rotating outer tube 10, a rotating inner tube 1001, a center sleeve 1002, a first air baffle 1003, a first sealing ring 1004, a second air baffle 1005 and a second sealing ring 1006, the rotating inner tube 1001 is arranged in the rotating outer tube 10, the center sleeve 1002 is arranged in the rotating inner tube 1001, the first air baffle 1003 is arranged on the inner wall of the rotating outer tube 10, the first sealing ring 1004 is arranged at the position where the first air baffle 1003 is contacted with the rotating inner tube 1001, the second air baffle 1005 is arranged on the outer wall of the rotating inner tube 1001, air is injected between the first air baffle 1003 and the second air baffle 1005 to enable the distance between the first air baffle 1003 and the second air baffle 1005 to be increased, therefore, the rotating inner tube 1001 can rotate, the second seal ring 1006 is provided at a position where the second baffle 1005 contacts the rotating outer tube 10, and the first seal ring 1004 and the second seal ring 1006 can ensure the sealing property between the first baffle 1003 and the second baffle 1005.

First stopper 1007 and second stopper 1008 are installed to the inner wall both sides of rotatory outer tube 10, and first stopper 1007 and second stopper 1008 are connected first fender gas board 1003 through first elasticity rope 1009 and second elasticity rope 1010 respectively, and the rotation angle of rotatory inner tube 1001 can be injectd to first stopper 1007 and second stopper 1008 for the rotation angle of rotatory inner tube 1001 can not be too big thereby lead to laser emitter 15 highly too high.

The first stopper 1007 and the second stopper 1008 are separated from the second baffle 1005 by 90 degrees.

After the positions of the moving rod 5 and the left and right sliders 6 are determined, air is injected into the first air inlet 1011 according to the shape to be cut while keeping the first air outlet 1012 closed and the second air outlet 1014 open, and then because the state of sealing between the first air blocking plate 1003 and the second air blocking plate 1005 is maintained, the more the air is injected, the more the pressing force is generated to move the second air blocking plate 1005 toward the second air outlet 1014, that is, the rotation of the inner pipe 1001 is rotated by a certain angle, and a part of the air is transmitted to the connection air inlet 13 through the second air outlet 1014.

First air inlet 1011 and first exhaust port 1012 are installed to the interval between first gas baffle 1003 and the first stopper 1007, the below of first stopper 1007 and second stopper 1008 all is equipped with the recess, buffer board 1017 is connected through buffer spring 1018 to the inside of recess, the outside edge of buffer board 1017 is plastic foam-rubber cushion 1015, the inside of plastic foam-rubber cushion 1015 is second magnetic plate 1016, be equipped with a plurality of bleeder vents on the second magnetic plate 1016, second air inlet 1013 and second exhaust port 1014 are installed to the opposite side interval between first gas baffle 1003 and the first stopper 1007, first exhaust port 1012 and second exhaust port 1014 are connected with the connection air inlet 13 of connecting rod 12 both sides respectively and are gone on, pour the combustion gas into in the connecting rod 12.

Rotatory inner tube 1001 connects through first connecting pipe 11, and connecting rod 12 is installed to the below of first connecting pipe 11, and the inside of connecting rod 12 is hollow, and connection air inlet 13 is installed to the both sides of connecting rod 12, and laser emission coupling assembling is installed to the below of connecting rod 12, and gas in the connecting rod 12 can transmit and reach in the same hollow laser emitter mounting panel 14.

The rotating inner tube 1001 is turned to a proper angle and then stopped, and a second rotating assembly installed inside the fixed end 1402 can change the angle of the laser transmitter 15 in the same principle as the first rotating assembly.

The laser emission connecting assembly comprises a laser emitter mounting plate 14, a laser emitter 15 and a second connecting pipe 16, wherein the laser emitter mounting plate 14 is divided into a connecting end 1401 and a fixed end 1402, the connecting end 1401 is mounted below the connecting rod 12, a second rotating assembly is mounted inside the fixed end 1402, the structure of the second rotating assembly is the same as that of the first rotating assembly, the angle of the laser reflector 15 can be adjusted by the second rotating assembly, and the fixed end 1402 is connected with the laser reflector 15 through the second connecting pipe 16.

The inside of laser emitter mounting panel 14 is hollow, and nozzle 20 is installed to the below of laser emitter mounting panel 14, and the gas of pouring into in connecting rod 12 can be followed nozzle 20 blowout gas and blown the piece when cutting to the inside of base and collect.

The gas after entering the connecting gas inlet 13 passes through the connecting rod 12 and the laser emitter mounting plate 14 and is ejected from the nozzle 20, and the chips generated during cutting are blown to the inside of the base 2.

The inside of base is installed graticule form conveyer belt, fretwork fragment conveyer belt 17 and piece conveyer belt 18 under by last in proper order, and graticule form conveyer belt makes and treats that the piece that cuts after cutting falls to fretwork fragment conveyer belt 17 and conveys and then retrieves in can following the graticule mesh down, and fretwork fragment conveyer belt 17 can make the piece can follow between the fretwork portion to fall to piece conveyer belt 18 and convey and retrieve.

The pieces produced after cutting fall from the mesh conveyor and are recovered.

When the laser transmitter 15 is required to rotate to the other side, only air is injected into the second exhaust port 1013 while the first exhaust port 1012 is kept open and the second exhaust port 1014 is kept closed.

The chip conveyor belt 18 is obliquely arranged, a chip collecting hopper 19 is arranged below the lower end of the chip conveyor belt 18, the chip collecting hopper 19 can be taken out to clean the chips, and the chip collecting hopper 19 can collect the chips during cutting.

The working principle of the invention is as follows:

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multistation integral type laser cutting machine which characterized in that: comprises a laser cutting machine shell (1), a base (2), an upper sliding rail (3), a lower sliding block (4), a moving rod (5), a left sliding block (6), a right sliding block (6), a first fixed block (7), a second fixed block (8), an installation block (9), a first rotating assembly and a laser emission connecting assembly, wherein the base (2) is installed at the lower end of the laser cutting machine shell (1), the upper sliding rail (3) and the lower sliding block (3) are installed at the two sides of the inner wall of the laser cutting machine shell (1), the upper sliding block (4) and the lower sliding block (3) are installed on the upper sliding rail and the lower sliding block (3), the moving rod (5) is installed between the upper sliding block and the lower sliding block (4), a plurality of left sliding blocks and right sliding blocks (6) are installed on the moving rod (5), a first fixed block (7) and a second fixed block (8) are installed below the left sliding block and the right sliding block (6), and the installation block (9) are installed below the first fixed block (7) and the second fixed block (8), a first rotating assembly is arranged below the mounting block (9), a laser emission connecting assembly is arranged below the first rotating assembly, the first rotating assembly comprises a rotating outer tube (10), a rotating inner tube (1001), a central sleeve (1002), a first air baffle plate (1003), a first sealing ring (1004), a second air baffle plate (1005) and a second sealing ring (1006), the rotating inner tube (1001) is arranged inside the rotating outer tube (10), the central sleeve (1002) is arranged inside the rotating inner tube (1001), the first air baffle plate (1003) is arranged on the inner wall of the rotating outer tube (10), the first sealing ring (1004) is arranged at the position where the first air baffle plate (1003) is in contact with the rotating inner tube (1001), the second air baffle plate (1005) is arranged on the outer wall of the rotating inner tube (1001), and first magnetic plates are arranged on two sides of the second air baffle plate (1005), and a second sealing ring (1006) is arranged at the position where the second air baffle (1005) is contacted with the rotating outer pipe (10).

2. The multi-station integrated laser cutting machine according to claim 1, characterized in that: first stopper (1007) and second stopper (1008) are installed to the inner wall both sides of rotatory outer tube (10), the below of first stopper (1007) and second stopper (1008) all is equipped with the recess, buffer board (1017) are connected through buffer spring (1018) in the inside of recess, the outside edge of buffer board (1017) is plastic foam-rubber cushion (1015), the inside of plastic foam-rubber cushion (1015) is second magnetic sheet (1016), be equipped with a plurality of bleeder vents on second magnetic sheet (1016), first stopper (1007) and second stopper (1008) are respectively through first elasticity rope (1009) and second elasticity rope (1010) connection first gas board (1003).

3. The multi-station integrated laser cutting machine according to claim 2, wherein: the first limiting block (1007) and the second limiting block (1008) are separated from the second air baffle (1005) by 90 degrees.

4. The multi-station integrated laser cutting machine according to claim 3, wherein: a first air inlet (1011) and a first exhaust port (1012) are installed at an interval between the first air baffle plate (1003) and the first limiting block (1007), and a second air inlet (1013) and a second exhaust port (1014) are installed at an interval on the other side between the first air baffle plate (1003) and the first limiting block (1007).

5. The multi-station integrated laser cutting machine according to claim 4, wherein: rotatory inner tube (1001) is connected through first connecting pipe (11), connecting rod (12) are installed to the below of first connecting pipe (11), the inside of connecting rod (12) is hollow, connection air inlet (13) are installed to the both sides of connecting rod (12), laser emission coupling assembling is installed to the below of connecting rod (12).

6. The multi-station integrated laser cutting machine according to claim 5, wherein: the laser emission connecting assembly comprises a laser emitter mounting plate (14), a laser emitter (15) and a second connecting pipe (16), wherein the laser emitter mounting plate (14) is divided into a connecting end (1401) and a fixed end (1402), the connecting end (1401) is mounted below a connecting rod (12), a second rotating assembly is mounted inside the fixed end (1402), the structure of the second rotating assembly is the same as that of the first rotating assembly, and the fixed end (1402) is connected with the laser reflector (15) through the second connecting pipe (16).

7. The multi-station integrated laser cutting machine according to claim 6, wherein: the inside of laser emitter mounting panel (14) is hollow, nozzle (20) are installed to the below of laser emitter mounting panel (14).

8. The multi-station integrated laser cutting machine according to claim 7, wherein: the inside of the base is provided with a grid-shaped conveyor belt, a hollow fragment conveyor belt (17) and a fragment conveyor belt (18) from top to bottom in sequence.

9. The multi-station integrated laser cutting machine according to claim 8, wherein: the scrap conveyor belt (18) is obliquely arranged, and a scrap collecting hopper (19) is arranged below the lower end of the scrap conveyor belt (18).