CN117020443B - Quick-inserting type nozzle automatic exchange device for laser cutting machine - Google Patents
Quick-inserting type nozzle automatic exchange device for laser cutting machine Download PDFInfo
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- CN117020443B CN117020443B CN202311282975.3A CN202311282975A CN117020443B CN 117020443 B CN117020443 B CN 117020443B CN 202311282975 A CN202311282975 A CN 202311282975A CN 117020443 B CN117020443 B CN 117020443B
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- 238000003698 laser cutting Methods 0.000 title claims abstract description 38
- 230000001360 synchronised effect Effects 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000007306 turnover Effects 0.000 claims description 27
- 230000001681 protective effect Effects 0.000 claims description 19
- 238000011084 recovery Methods 0.000 claims description 15
- 230000033001 locomotion Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 8
- 239000007789 gas Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
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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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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 belongs to the technical field of laser cutting machines, and particularly relates to a quick-insertion type nozzle automatic exchange device for a laser cutting machine, which comprises a transverse lifting mechanism, an upright post and an upper layer assembly; the transverse moving jacking mechanism comprises a base, a transverse moving motor assembly, a transverse moving synchronous belt system, a transverse moving linear guide rail, a U-shaped transverse moving support and a screw rod motor, wherein the upright post is arranged between the base and an upper layer assembly, the upper layer assembly comprises an upper layer bottom plate and a nozzle assembly, and the nozzle assembly comprises a nozzle seat, a nozzle, a guide post, a spring piece installation block and a spring piece. The whole device has simple structure and small occupied space, and can be used as an independent component to be installed on a laser cutting machine.
Description
Technical Field
The invention belongs to the technical field of laser cutting machines, and particularly relates to a quick-insertion type nozzle automatic exchange device for a laser cutting machine.
Background
The laser cutting machine is a plate processing device, which outputs high energy density laser beam by a fiber laser, focuses and irradiates the surface of the plate by a laser cutting head, the irradiated area of the plate is instantaneously melted and gasified, and then the irradiation position of the laser beam is moved by a numerical control mechanical system so as to realize automatic cutting. The laser cutting machine can be used for processing various materials such as carbon steel, stainless steel, aluminum and the like, and has wide application in the field of plate processing due to the advantages of high cutting speed, high precision and the like. The nozzle is positioned at the bottom end of the laser cutting head, close to the plate, and focused laser and various compressed gases are emitted from the nozzle, so that the nozzle plays a key role in the cutting process. The nozzle is a lost product, and the nozzle needs to be replaced after cutting for a certain time or when cutting boards with different materials and different thicknesses, and the machining efficiency of the laser cutting machine can be seriously affected by stopping the replacement, so that more and more laser cutting machines start to increase the automatic nozzle exchanging function.
The nozzles are generally classified into a screw type and a quick insert type. The threaded nozzle is connected with the laser cutting head through threads, and a certain number of turns are required to be screwed in the process of installation and disassembly. The laser cutting head provided with the quick-insertion nozzle is provided with a quick-mounting/dismounting coupler, when the nozzle is mounted, the nozzle is inserted into the coupler, the internal mechanism of the coupler can fix the nozzle, when the nozzle is dismounted, a specific part on the coupler is pressed, the nozzle can be loosened, and compressed gas can be removed by manually pulling or spraying compressed gas from the cutting head.
The existing automatic nozzle exchanging device of the laser cutting machine is generally a disc-type or rectangular workbench-type mechanism for placing nozzles, the number of the nozzles which can be arranged at the same time is small, if the number of the nozzles is increased, the structural size can be enlarged, and the expandability is poor. When the nozzle is required to be replaced, the transmission mechanism can push out the whole disc or rectangular workbench provided with the nozzle from the shell, the action stroke is long, the requirement on each transmission piece is high, and the nozzle which does not need to be replaced can also go in and out, so that the accurate action cannot be realized.
Disclosure of Invention
The invention aims to provide a quick-insertion type nozzle automatic exchange device for a laser cutting machine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic exchange device of a quick-insertion type nozzle for a laser cutting machine comprises a transverse lifting mechanism, an upright post and an upper layer assembly; the transverse moving jacking mechanism comprises a base, a transverse moving motor assembly, a transverse moving synchronous belt system, a transverse moving linear guide rail, a U-shaped transverse moving support and a screw rod motor, wherein the transverse moving synchronous belt system comprises a transverse moving belt wheel, a transverse moving synchronous belt and a transverse moving idler wheel assembly, the transverse moving motor assembly, the transverse moving idler wheel assembly and the transverse moving linear guide rail are all arranged on the base, the transverse moving belt wheel is arranged on an output shaft of the transverse moving motor, and the transverse moving synchronous belt is connected between the transverse moving belt wheel and the transverse moving idler wheel; the U-shaped transverse moving support is arranged on a sliding block of the transverse moving linear guide rail and is connected with the transverse moving synchronous belt through a synchronous belt mounting piece, and the U-shaped transverse moving support is driven by the transverse moving motor assembly to move along the guide rail direction; the screw rod motor is arranged on the U-shaped transverse moving support, the screw rod motor rotates to drive a nut sleeve on the screw rod motor to move up and down, a jacking plate is arranged on the nut sleeve, a vertical linear guide rail is arranged on the side face of the U-shaped transverse moving support, an L-shaped support is arranged on a sliding block of the vertical linear guide rail, and the other end of the L-shaped support is connected to the bottom end of the nut sleeve;
the upright post is arranged between the base and the upper layer assembly;
the upper assembly comprises an upper bottom plate and a nozzle assembly, the nozzle assembly comprises nozzle seats, nozzles, guide posts, a spring plate mounting block and spring plates, a plurality of nozzles are mounted in nozzle holes of the nozzle seats, the nozzle seats are placed on the upper bottom plate and move up and down along the guide posts, the guide posts are mounted on the upper bottom plate, two ends of each nozzle seat are respectively provided with one spring plate, the spring plates are mounted in the spring plate mounting block and are arranged on two sides and two ends of the nozzle seat, the nozzles of the same type are mounted in each nozzle seat, grooves for a jacking plate on a nut sleeve to pass are formed in the bottom of the nozzle seat, the jacking plate moves between different nozzle seats under the driving of a transverse moving motor assembly, and the nozzle seats and the nozzles which need to be replaced are pushed upwards under the driving of a screw motor.
Preferably, the upper layer assembly further comprises a door opening motor, a door opening synchronous belt assembly, a door opening linear guide rail, a door opening support and a turnover motor, the door opening synchronous belt assembly comprises a door opening synchronous belt wheel, a door opening synchronous belt and a door opening idle wheel, the door opening motor, the door opening idle wheel and the door opening linear guide rail are all arranged on an upper layer bottom plate, the door opening synchronous belt wheel is arranged on an output shaft of the door opening motor, the door opening synchronous belt is connected between the door opening synchronous belt wheel and the door opening idle wheel, the door opening support is arranged on a sliding block of the door opening linear guide rail and is connected with the door opening synchronous belt through a mounting piece, the door opening motor moves along the door opening linear guide rail under the driving of the door opening motor, the turnover motor is arranged on the door opening support, a swing arm is arranged on an output shaft of the turnover motor, 2 turnover claws are arranged on the swing arm, ball bearings are arranged at the tail ends of each turnover claw, and the turnover claws are in turnover motion under the driving of the turnover motor.
Preferably, the device further comprises a protective shell, wherein the protective shell is arranged on the base and comprises a buckling hand, a nozzle outlet, a nozzle throwing opening and a recovery box opening, the buckling hand is respectively arranged on two sides of the protective shell, the nozzle outlet is positioned on the top surface of the protective shell, each nozzle seat is provided with one nozzle throwing opening, and the nozzle throwing opening is positioned on the top surface of the protective shell and connected with the channel pipe. The recycling bin is arranged at the recycling bin opening.
Preferably, the automatic cleaning machine further comprises a bin gate assembly, the bin gate assembly is turned over and opened and closed under the clamping of the swing arm, each nozzle seat is provided with a bin gate assembly comprising a bin gate plate, hinge blocks and small magnets, foam is adhered to the bin gate plate, the hinge blocks are distributed on two sides of the bin gate plate and are arranged on the protective shell, the hinge blocks are connected with the bin gate plate through rotating shafts, the small magnets are arranged on the protective shell, and when the bin gate plate is closed, the bin gate plate is adsorbed on the small magnets.
Preferably, a channel pipe is arranged on one side of the upper bottom plate. The channel pipe is used for connecting the nozzle dropping opening with the recovery box.
Preferably, the upper layer assembly further comprises a light throwing sensor assembly and a light receiving sensor assembly, wherein the mounting positions of the two sensor assemblies are higher than the mounting positions of the nozzles, and the two sensor assemblies are respectively arranged on two sides of the upper layer bottom plate.
Preferably, the L-shaped bracket is provided with a jacking sensor sensing piece, the U-shaped transverse moving bracket is provided with three sensors, namely a jacking original point sensor, a nozzle detection position sensor and a nozzle exchange position sensor from bottom to top.
Preferably, the base is provided with a traversing original point sensor, and the U-shaped traversing bracket is provided with a traversing sensor sensing piece.
Preferably, a turnover origin sensor is installed on the door opening support, and a turnover origin sensing piece matched with the turnover origin sensor is installed on the swing arm.
Preferably, a door opening origin sensor is arranged on the upper-layer bottom plate, and a door opening origin sensing piece is arranged on the door opening support.
The beneficial effects of the invention are as follows: the technical scheme of the invention can be used for installing a large number of nozzles under the condition of smaller overall size of the device, and can be expanded according to different types of the nozzles. The control system can push only the type of nozzle which needs to be replaced out of the shell according to the requirement, the rest nozzles are motionless, the action stroke is short, and the requirement on each transmission piece is low. The whole device has simple structure and small occupied space, and can be used as an independent component to be installed on a laser cutting machine.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure with the protective housing removed;
FIG. 3 is a schematic view of a base and traversing jack mechanism according to the present invention;
FIG. 4 is a schematic diagram of the upper layer assembly according to the present invention;
FIG. 5 is a schematic view of the structure of a nozzle holder assembly of the present invention;
FIG. 6 is a schematic view of the spring plate assembly of the present invention;
FIG. 7 is a schematic view of the structure of the protective housing of the present invention;
FIG. 8 is a schematic view of the structure of the door assembly of the present invention;
FIG. 9 is a schematic view of the structure of the recovery tank of the present invention;
FIG. 10 is a schematic view of the installation of a lift assembly and a nozzle holder assembly according to the present invention;
FIG. 11 is a schematic view of the invention with the door assembly open.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings and preferred embodiments.
As shown in fig. 1 and 2, a fast-inserting type nozzle automatic exchange device for a laser cutting machine comprises a traversing jacking mechanism 1, a stand column 2, an upper layer assembly 3, a protective shell 4, a bin gate assembly 5 and a recovery box 6.
As shown in fig. 3, the traversing and lifting mechanism 1 mainly includes: the device comprises a base 1.1, a traversing motor assembly 1.2, a traversing synchronous belt system 1.3, traversing linear guide rails 1.4, a U-shaped traversing support 1.5, a synchronous belt mounting sheet 1.6, a screw rod motor 1.7, a nut sleeve 1.8, a vertical linear guide rail 1.9 and an L-shaped support 1.10;
the base 1.1 provides support for the whole device and is connected with other parts of the machine tool by bolts.
The transverse moving synchronous belt system 1.3 comprises a transverse moving belt wheel 1.3.1, a transverse moving synchronous belt 1.3.2 and a transverse moving idler wheel assembly 1.3.3. The transverse moving motor assembly 1.2, the transverse moving idler wheel assembly 1.3.3 and the transverse moving linear guide rail 1.4 are all arranged on the base 1.1, the transverse moving belt wheel 1.3.1 is arranged on an output shaft of the transverse moving motor, and the transverse moving synchronous belt 1.3.2 is connected between the transverse moving belt wheel and the transverse moving idler wheel.
The U-shaped transverse moving support 1.5 is arranged on a sliding block of the transverse moving linear guide rail 1.4, is connected with the transverse moving synchronous belt 1.3.2 through a synchronous belt mounting sheet 1.6, and can move along the guide rail direction under the drive of the transverse moving motor component 1.2. The screw motor 1.7 is arranged on the U-shaped transverse moving bracket 1.5. The screw motor rotates to drive the nut sleeve 1.8 thereon to move up and down. The nut sleeve is provided with a jacking plate 1.8.1.
The side face of the U-shaped transverse moving support 1.5 is provided with a vertical linear guide rail 1.9, and a sliding block of the vertical linear guide rail 1.9 is provided with an L-shaped support 1.10. The other end of the L-shaped bracket 1.10 is connected with the bottom end of the nut sleeve 1.8 and can move along the vertical linear guide rail 1.9 under the drive of the nut sleeve 1.8.
The L-shaped bracket 1.10 is provided with a jacking sensor sensing piece 1.11. Three sensors are arranged on the U-shaped transverse moving support 1.5, namely a jacking original point sensor 1.12, a nozzle detection position sensor 1.13 and a nozzle exchange position sensor 1.14 from bottom to top. The 3 sensors can be sensed when the jacking sensor sensing piece 1.11 moves up and down along with the L-shaped bracket 1.10.
The traversing origin sensor 1.15 is mounted on the base 1.1. The transverse movement sensor sensing piece 1.16 is arranged on the U-shaped transverse movement support 1.5 and can sense the transverse movement original point sensor 1.15 when moving along the transverse movement linear guide rail 1.4 along with the U-shaped transverse movement support.
The upright post 2 is arranged between the base and the transverse lifting mechanism 1 and the upper layer assembly 3 to play a supporting role.
As shown in fig. 4, the upper layer assembly 3 mainly includes: the upper-layer base plate 3.1, the nozzle assembly 3.2, the light projecting sensor assembly 3.3, the light receiving sensor assembly 3.4, the channel pipe 3.5, the door opening motor 3.6, the door opening synchronous belt assembly 3.7, the door opening linear guide rail 3.8, the door opening bracket 3.9, the mounting plate 3.10, the overturning motor 3.11 and the swing arm 3.12.
The upper-layer bottom plate 3.1 is arranged on 4 upright posts 2 and provides support for each component of the upper layer.
As shown in fig. 5 and 6, the nozzle assembly 3.2 includes a nozzle holder 3.2.1, a nozzle 3.2.2, a guide post 3.2.3, a spring plate mounting block 3.2.4 and a spring plate 3.2.5. A plurality of nozzles 3.2.2 are arranged in nozzle holes of the nozzle holder 3.2.1, and the nozzle holder 3.2.1 is arranged on the upper bottom plate 3.1 and can move up and down along the guide posts 3.2.3. The guide posts 3.2.3 are arranged on the upper-layer bottom plate 3.1, two ends of each nozzle seat are respectively provided with one guide post, and the tail ends of the guide posts are in a hat shape to prevent the nozzle seats from falling out. The elastic sheet 3.2.5 is arranged in the elastic sheet mounting block 3.2.4 and is arranged at two sides and two ends of the nozzle seat 3.2.1 to play a role in fixing the nozzle seat. The same type of nozzle is arranged in each nozzle seat, and a plurality of groups of nozzle assemblies 3.2 can be arranged in an expanding mode according to requirements.
The bottom of the nozzle seat 3.2.1 is provided with a groove 3.2.1.1 which can be penetrated by a jacking plate 1.8.1 on the nut sleeve 1.8. The jacking plate 1.8.1 can move between different nozzle seats under the drive of the transverse moving motor assembly 1.2, and the nozzle seat and the nozzle which need to be replaced are pushed upwards under the drive of the screw rod motor 1.7.
The light projecting sensor assembly 3.3 is responsible for transmitting light. The light receiving sensor assembly 3.4 is responsible for receiving light. The mounting positions of the two groups of sensor assemblies are slightly higher than the mounting positions of the nozzles, when the nozzle seat 3.2.1 which needs to be replaced by the nozzles is pushed upwards, the jacking sensor sensing piece 1.11 senses the nozzle detecting position sensor 1.13, at the moment, the screw motor 1.7 stops rotating, and the nozzles reach the position for detecting whether the nozzles exist or not. If the light path between the light-casting sensor assembly 3.3 and the light-receiving sensor assembly 3.4 is blocked, this indicates that there is a nozzle in this position, whereas this position is without a nozzle. Each nozzle position is provided with a group of light-receiving sensor and light-receiving sensor. Nozzles on different nozzle holders can be detected with the same set of sensors.
The channel tube 3.5, through which the nozzle, which is replaced from the laser cutting head, passes and finally enters the recovery tank.
As shown in fig. 4, the door-opening synchronous belt assembly 3.7 includes a door-opening synchronous belt wheel 3.7.1, a door-opening synchronous belt 3.7.2 and a door-opening idle wheel 3.7.3, and the door-opening motor 3.6, the door-opening idle wheel 3.7.3 and the door-opening linear guide rail 3.8 are all mounted on the upper base plate 3.1. The door opening synchronous pulley 3.7.1 is mounted on the output shaft of the door opening motor 3.6. The door opening timing belt 3.7.2 is connected between the door opening timing pulley 3.7.1 and the door opening idler pulley 3.7.3.
The door opening bracket 3.9 is arranged on a sliding block of the door opening linear guide rail 3.8 and is connected with the door opening synchronous belt 3.7.2 through a mounting piece 3.10, so that the door opening bracket can move along the door opening linear guide rail under the drive of the door opening motor 3.6.
The turnover motor 3.11 is arranged on the door opening bracket 3.9, a swing arm 3.12 is arranged on an output shaft of the turnover motor, 2 turnover claws 3.13 are arranged on the swing arm 3.12, and a ball bearing 3.14 is arranged at the tail end of each turnover claw. The turning claw 3.13 can be driven by the turning motor 3.11 to perform turning movement.
The roll-over origin sensor 3.15 is mounted on the door opening bracket 3.9. The turning origin sensing piece 3.16 is arranged on the swing arm 3.12 and is matched with the swing arm to position the turning origin.
The door opening original point sensor 3.17 is arranged on the upper bottom plate 3.1. The door opening origin sensing piece 3.18 is arranged on the door opening support 3.9 and is matched with the door opening origin sensing piece to position the door opening origin.
As shown in fig. 7, the protective casing 4 is mounted on the base 1.1, protects other parts, and is an exterior part of the whole device, including: a clasp 4.1, a nozzle outlet 4.2, a nozzle dropping port 4.3 and a recycling bin port 4.4.
The clasps 4.1 are arranged one on each side of the protective housing 4, which serve to carry the entire device.
The nozzle outlets 4.2 are located on the top surface of the protective housing 4, one for each nozzle holder, on which a door assembly 5 is arranged.
The drop nozzle opening 4.3 is positioned on the top surface of the protective shell 4 and is connected with the channel pipe 3.5. After the laser cutting head moves to the position, the laser cutting head is pressed down and touches a disassembly switch of the quick assembly/disassembly coupler, the nozzle is loosened, and at the moment, the cutting head sprays compressed gas to remove the nozzle.
And a recovery box 6 is arranged at the position of the recovery box opening 4.4.
As shown in fig. 8, the door assembly 5 comprises a door plate 5.1, foam 5.2, a hinge block 5.3, a rotating shaft 5.4 and a small magnet 5.5
The bin gate assembly can be turned over to be opened and closed under the clamping of the swing arm 3.12, and each nozzle seat is provided with one nozzle.
Foam 5.2 is stuck on the bin door plate 5.1, so that door closing noise can be reduced, and dust can be well isolated.
Hinge blocks 5.3 are distributed on two sides of the door plate, are arranged on the protective shell 4, are connected with the door plate through a rotating shaft 5.4, and rotate through the rotating shaft 5.4, and are arranged on the door plate 5.1.
The small magnet 5.5 is arranged on the protective shell 4, and when the bin door plate is closed, the bin door plate 5.1 is adsorbed on the small magnet 5.5, so that the closing is tight, and the vibration is prevented.
As shown in fig. 9, the recovery tank 6 is in communication with the drop nozzle port 4.3 and the channel pipe 3.5 in the recovery tank port 4.4 of the protective case 4, and the nozzle replaced from the laser cutting head finally enters the recovery tank 6.
As shown in fig. 10 and 11, the operation is as follows:
in the initial state, each moving part is positioned at the original point position;
the lateral movement sensor sensing piece 1.16 senses the lateral movement original point sensor 1.15;
the jacking sensor sensing piece 1.11 senses the jacking original point sensor 1.12;
the turning original point sensing sheet 3.16 senses a turning original point sensor 3.15;
the door opening origin sensing sheet 3.18 senses the door opening origin sensor 3.17;
when the control system receives a command to replace the nozzle, the laser cutting head moves to a position right above the lost nozzle opening 4.3, then presses down, and removes the nozzle which needs replacement. The changed nozzle passes through the channel pipe 3.5 and enters the recovery box 6. After completion, the cutting head is lifted;
next, the system positions the type of the nozzle to be replaced, the door opening motor 3.6 drives the turnover motor 3.11 and other parts to move to the door plate of the bin where the nozzle of the type is located, and the turnover motor 3.11 rotates for a certain angle to open the door plate of the bin;
the traversing motor component 1.2 drives the jacking plate 1.8.1 to move to the position below the nozzle seat 3.2.1 needing jacking. The screw motor 1.7 rotates to lift the nozzle and the nozzle seat, and when the lifting sensor sensing piece 1.11 senses the nozzle detection position sensor 1.13, the lifting sensor sensing piece stops, and at the moment, the lifting sensor sensing piece reaches the detection nozzle position, and the light projection sensor component 3.3 and the light receiving sensor component 3.4 detect whether the nozzle exists or not and feed back to the upper computer. Then the screw rod motor 1.7 rotates again to lift, and stops when the lifting sensor sensing piece 1.11 senses the nozzle exchange position sensor 1.14, and the nozzle exchange position is reached at the moment;
the control system moves the laser cutting head to the position above the nozzle to be replaced according to the feedback of the sensor for detecting whether the nozzle exists or not, presses down the nozzle, installs the nozzle on the laser cutting head, and then lifts the laser cutting head;
the screw motor 1.7 rotates reversely to retract the nozzle seat. The overturning motor 3.11 reversely rotates to close the door plate 5.1.
It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be comprehended within the scope of the present invention.
Claims (10)
1. A quick-insertion type nozzle automatic exchange device for a laser cutting machine is characterized in that: comprises a transverse lifting mechanism, an upright post and an upper layer component; the transverse moving jacking mechanism comprises a base, a transverse moving motor assembly, a transverse moving synchronous belt system, a transverse moving linear guide rail, a U-shaped transverse moving support and a screw rod motor, wherein the transverse moving synchronous belt system comprises a transverse moving belt wheel, a transverse moving synchronous belt and a transverse moving idler wheel assembly, the transverse moving motor assembly, the transverse moving idler wheel assembly and the transverse moving linear guide rail are all arranged on the base, the transverse moving belt wheel is arranged on an output shaft of the transverse moving motor, and the transverse moving synchronous belt is connected between the transverse moving belt wheel and the transverse moving idler wheel; the U-shaped transverse moving support is arranged on a sliding block of the transverse moving linear guide rail and is connected with the transverse moving synchronous belt through a synchronous belt mounting piece, and the U-shaped transverse moving support is driven by the transverse moving motor assembly to move along the guide rail direction; the screw rod motor is arranged on the U-shaped transverse moving support, the screw rod motor rotates to drive a nut sleeve on the screw rod motor to move up and down, a jacking plate is arranged on the nut sleeve, a vertical linear guide rail is arranged on the side face of the U-shaped transverse moving support, an L-shaped support is arranged on a sliding block of the vertical linear guide rail, and the other end of the L-shaped support is connected to the bottom end of the nut sleeve;
the upright post is arranged between the base and the upper layer assembly;
the upper assembly comprises an upper bottom plate and nozzle assemblies, each nozzle assembly comprises a nozzle seat, a nozzle, a guide post, an elastic sheet mounting block and an elastic sheet, a plurality of nozzles are mounted in nozzle holes of the nozzle seats, the nozzle seats are placed on the upper bottom plate and move up and down along the guide post, the guide posts are mounted on the upper bottom plate, two ends of each nozzle seat are respectively provided with one elastic sheet, the elastic sheets are mounted in the elastic sheet mounting blocks and are arranged on two sides and two ends of the nozzle seat, the nozzles of the same type are mounted in each nozzle seat, multiple groups of nozzle assemblies can be mounted according to the expansion of requirements, grooves for the jacking plates on the nut sleeves to penetrate are formed in the bottoms of the nozzle seats, the jacking plates move between different nozzle seats under the driving of the traversing motor assemblies, and the jacking plates move upwards to push the nozzle seats and the nozzles which need to be replaced under the driving of the screw motor.
2. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 1, wherein: the upper layer assembly further comprises a door opening motor, a door opening synchronous belt assembly, a door opening linear guide rail, a door opening support and a turnover motor, wherein the door opening synchronous belt assembly comprises a door opening synchronous belt wheel, a door opening synchronous belt and a door opening idle wheel, the door opening motor, the door opening idle wheel and the door opening linear guide rail are all arranged on an upper layer bottom plate, the door opening synchronous belt wheel is arranged on an output shaft of the door opening motor, the door opening synchronous belt is connected between the door opening synchronous belt wheel and the door opening idle wheel, the door opening support is arranged on a sliding block of the door opening linear guide rail and connected with the door opening synchronous belt through a mounting piece, the door opening linear guide rail moves under the driving of the door opening motor, the turnover motor is arranged on the door opening support, a swing arm is arranged on the output shaft of the turnover motor, 2 turnover claws are arranged on the swing arm, and ball bearings are arranged at the tail ends of each turnover claw and are in turnover motion under the driving of the turnover motor.
3. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 2, wherein: still include the protecting sheathing, the protecting sheathing installs on the base, and the protecting sheathing includes the handle, the nozzle export, loses nozzle mouth and recovery box mouth, and one is respectively arranged to protecting sheathing both sides the handle, the nozzle export is located the protecting sheathing top surface, and every nozzle holder sets up one, lose the nozzle mouth and be located the protecting sheathing top surface, link to each other with the passageway pipe, recovery box is installed to recovery box mouth department.
4. The automatic nozzle exchanging apparatus for a laser cutting machine according to claim 3, wherein: still include the door subassembly, upset is opened and is closed under the centre gripping of swing arm, and every nozzle holder sets up a door subassembly, and it includes door plant, hinge piece and little magnet, it has bubble cotton to paste on the door plant, the hinge piece distributes in door plant both sides, installs on the protective housing, and the hinge piece is connected through the pivot with the door plant, little magnet is installed on the protective housing, and when the door plant was closed, the door plant was adsorbed on little magnet.
5. The automatic quick-connect type nozzle exchanging device for a laser cutting machine according to claim 4, wherein: one side of the upper bottom plate is provided with a channel pipe which is used for connecting the nozzle dropping opening with the recovery box.
6. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 1, wherein: the upper layer assembly further comprises a light throwing sensor assembly and a light receiving sensor assembly, the mounting positions of the two groups of sensor assemblies are higher than the mounting positions of the nozzles, and the two groups of sensor assemblies are respectively mounted on two sides of the upper layer bottom plate.
7. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 1, wherein: the L-shaped support is provided with a jacking sensor sensing piece, the U-shaped transverse support is provided with three sensors, and the three sensors are respectively a jacking original point sensor, a nozzle detection position sensor and a nozzle exchange position sensor from bottom to top.
8. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 1, wherein: the base is provided with a traversing original point sensor, and the U-shaped traversing support is provided with a traversing sensor sensing piece.
9. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 2, wherein: the door opening support is provided with a turnover original point sensor, and a turnover original point sensing piece matched with the turnover original point sensor is arranged on the swing arm.
10. The automatic quick-insert nozzle exchanging device for a laser cutting machine according to claim 2, wherein: the upper bottom plate is provided with a door opening origin sensor, and the door opening support is provided with a door opening origin sensing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311282975.3A CN117020443B (en) | 2023-10-07 | 2023-10-07 | Quick-inserting type nozzle automatic exchange device for laser cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311282975.3A CN117020443B (en) | 2023-10-07 | 2023-10-07 | Quick-inserting type nozzle automatic exchange device for laser cutting machine |
Publications (2)
| Publication Number | Publication Date |
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| CN117020443A CN117020443A (en) | 2023-11-10 |
| CN117020443B true CN117020443B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311282975.3A Active CN117020443B (en) | 2023-10-07 | 2023-10-07 | Quick-inserting type nozzle automatic exchange device for laser cutting machine |
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| CN (1) | CN117020443B (en) |
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| JPH091438A (en) * | 1995-06-15 | 1997-01-07 | Niigata Eng Co Ltd | Laser composite working machine with tool changing device |
| CN103121147A (en) * | 2013-03-20 | 2013-05-29 | 江苏扬力数控机床有限公司 | Automatic nozzle replacement component for laser cutting machine |
| KR101452941B1 (en) * | 2013-07-18 | 2014-10-23 | 피에쓰지 주식회사 | Apparatus for changing nozzle of a welding torch |
| CN207787998U (en) * | 2017-12-26 | 2018-08-31 | 济南邦德激光股份有限公司 | It is a kind of that there is the automatic laser machine for replacing nozzle |
| CN110666048A (en) * | 2019-09-29 | 2020-01-10 | 天津富民伟业科技股份有限公司 | Conversion vehicle for replacing mold |
| CN214109242U (en) * | 2020-11-09 | 2021-09-03 | 武汉宇昌激光科技有限公司 | High-precision laser cutting equipment |
| CN216730490U (en) * | 2021-10-22 | 2022-06-14 | 济南邦德激光股份有限公司 | Automatic nozzle replacing device |
| KR20220161002A (en) * | 2021-05-28 | 2022-12-06 | 주식회사화신 | Welding tip replacement device |
-
2023
- 2023-10-07 CN CN202311282975.3A patent/CN117020443B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091438A (en) * | 1995-06-15 | 1997-01-07 | Niigata Eng Co Ltd | Laser composite working machine with tool changing device |
| CN103121147A (en) * | 2013-03-20 | 2013-05-29 | 江苏扬力数控机床有限公司 | Automatic nozzle replacement component for laser cutting machine |
| KR101452941B1 (en) * | 2013-07-18 | 2014-10-23 | 피에쓰지 주식회사 | Apparatus for changing nozzle of a welding torch |
| CN207787998U (en) * | 2017-12-26 | 2018-08-31 | 济南邦德激光股份有限公司 | It is a kind of that there is the automatic laser machine for replacing nozzle |
| CN110666048A (en) * | 2019-09-29 | 2020-01-10 | 天津富民伟业科技股份有限公司 | Conversion vehicle for replacing mold |
| CN214109242U (en) * | 2020-11-09 | 2021-09-03 | 武汉宇昌激光科技有限公司 | High-precision laser cutting equipment |
| KR20220161002A (en) * | 2021-05-28 | 2022-12-06 | 주식회사화신 | Welding tip replacement device |
| CN216730490U (en) * | 2021-10-22 | 2022-06-14 | 济南邦德激光股份有限公司 | Automatic nozzle replacing device |
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| Publication number | Publication date |
|---|---|
| CN117020443A (en) | 2023-11-10 |
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