CN217667204U - Laser cutting machine's loading attachment and go up unloading system - Google Patents

Abstract

The utility model relates to a laser cutting machine's loading attachment and go up unloading system, loading attachment include elevating system, inhale material mechanism and lift limit mechanism. The material sucking mechanism is located below the lifting mechanism and connected with the lifting mechanism, and the lifting mechanism can drive the material sucking mechanism to move in the vertical direction. The edge lifting mechanism is arranged on the material sucking mechanism and can lift one edge of the plate. The material suction mechanism moves downwards until the material suction mechanism contacts the plate in the tray, and then the material suction mechanism is connected with the plate; the material suction mechanism moves upwards to drive the plate to move upwards to separate from the tray; put aside the tray after, inhale material mechanism and transfer panel to the cutting station, the material loading is accomplished to panel, and equipment structure is simple, reduces equipment failure rate, and the material loading need not artifical the participation, has improved the efficiency of material loading, can also avoid the emergence of injury of the people accident simultaneously. A plurality of panels that the mechanism of lifting limit will superpose together divide the piece, avoid getting the condition that the material in-process appears the panel adhesion, improved the accurate nature of panel material loading effectively.

Description

Laser cutting machine's loading attachment and go up unloading system

Technical Field

The utility model relates to a laser cutting technical field especially relates to a laser cutting machine's loading attachment and go up unloading system.

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 beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal. And finally, the material is cut along with the movement of the relative position of the light beam and the workpiece, so that the cutting purpose is achieved. The laser cutting speed is high, the cut is smooth and flat, and subsequent processing is generally not needed; the cutting heat affected zone is small, the deformation of the plate is small, and the cutting seam is narrow; the notch has no mechanical stress and no shearing burr; the processing precision is high, the repeatability is good, and the surface of the material is not damaged; the numerical control programming can be used for processing any plan, the whole board with large breadth can be cut, a die does not need to be opened, and the method is economical and time-saving. Stacking equipment is laser cutting machine's auxiliary assembly, carries out the stack to finished product panel and stores, however, current charging equipment leads to the fault rate high because the structure is complicated, and then has influenced material loading efficiency. And the condition of panel adhesion appears very easily in the material loading process, leads to many panels to be transported to laser cutting machine's cutting station simultaneously, and laser cutting machine can't carry out accurate cutting, need the material loading again, can lead to panel material loading efficiency equally.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the above-mentioned shortcoming and the deficiency of prior art, the utility model provides a laser cutting machine's loading attachment and go up unloading system, it has solved the technical problem that panel material loading efficiency is low.

(II) technical scheme

In order to achieve the above object, the utility model discloses a laser cutting machine's loading attachment includes:

the lifting mechanism, the material sucking mechanism and the edge lifting mechanism;

the material sucking mechanism is positioned below the lifting mechanism and connected with the lifting mechanism, and the lifting mechanism can drive the material sucking mechanism to move in the vertical direction;

the edge lifting mechanism is arranged on the material sucking mechanism and can lift one edge of the plate.

Optionally, the lifting mechanism comprises a mounting frame, a lifting driving assembly and a first moving assembly and a second moving assembly which are arranged oppositely;

the first motion assembly and the second motion assembly are both arranged on the mounting frame in a sliding mode, the first motion assembly is connected with the first end of the material suction mechanism through a first pulley block, and the second motion assembly is connected with the second end of the material suction mechanism through a second pulley block;

the lifting driving assembly is arranged on the mounting frame, the first moving assembly and the second moving assembly are connected with the lifting driving assembly, and the lifting driving assembly can drive the first moving assembly and the second moving assembly to move in opposite directions or in opposite directions.

Optionally, the lifting driving assembly includes a lifting motor, a first lead screw unit, and a second lead screw unit;

the screw rods of the first screw rod unit and the second screw rod unit are both connected with a rotating shaft of the lifting motor, and the screw directions of the screw rods of the first screw rod unit and the second screw rod unit are opposite;

the sliding block of the first lead screw unit is connected with the first moving assembly, and the sliding block of the second lead screw unit is connected with the second moving assembly.

Optionally, the first pulley block and the second pulley block each comprise a pulley block chain, a first pulley block sprocket and a second pulley block sprocket;

the first pulley block chain wheel of the first pulley block is rotationally arranged on the first moving component, and the first pulley block chain wheel of the second pulley block is rotationally arranged on the second moving component;

the second pulley block chain wheels are rotatably arranged on the mounting frame;

the first end of the pulley block chain is connected with the mounting frame, and the second end of the pulley block chain sequentially bypasses the first pulley block chain wheel and the second pulley block chain wheel and then is connected with the material suction mechanism.

Optionally, the material suction mechanism comprises a suction disc frame and a plurality of material taking suction discs, the suction disc frame is connected with the lifting mechanism, the material taking suction discs are arranged on the suction disc frame, and the material taking suction discs are connected with a negative pressure source through pipelines;

the side lifting mechanism comprises an air cylinder and a side lifting sucker, the cylinder body of the air cylinder is arranged on the sucker frame, a piston rod of the air cylinder is vertically arranged downwards, the side lifting sucker is arranged on the piston rod of the air cylinder, and the side lifting sucker is connected with a negative pressure source through a pipeline.

Further, the utility model also provides a feeding and discharging system of the laser cutting machine, which comprises a material warehouse, a stacking device and the feeding device of the laser cutting machine, wherein the feeding device is arranged on the material warehouse;

the stacking device comprises a portal frame, a cargo carrying mechanism, a tray material taking mechanism and a cantilever blanking mechanism;

the gantry is connected with the material warehouse, and a first guide rail is arranged on the gantry along the vertical direction;

the loading mechanism is horizontally arranged, the loading mechanism is connected with the first guide rail in a sliding mode, and the loading mechanism can move along the first guide rail;

the tray taking mechanism is arranged on the loading mechanism and can convey trays in the material warehouse to the lower part of the loading device;

the cantilever blanking mechanism comprises a material fork and a first driving assembly, the material fork is arranged on the cargo carrying mechanism in a sliding mode, the material fork is located below the tray material taking mechanism, and the first driving assembly is connected with the material fork.

Optionally, the cargo carrying mechanism comprises a cargo carrying platform, a lifting drive unit and a plurality of first chain wheel and chain assemblies;

the cargo carrying platform is horizontally arranged and is in sliding connection with the first guide rail;

the first chain wheel and chain assembly comprises a first chain and a pair of first chain wheels, the pair of first chain wheels are rotatably arranged on the gantry, the first chain is sleeved on the pair of first chain wheels in the vertical direction, and the cargo carrying platform is connected with the first chain;

the lifting driving unit is arranged on the gantry and is connected with one of the first chain wheels to drive the first chain wheels to rotate.

Optionally, the cargo carrying mechanism further comprises a guide assembly;

the guide assembly comprises a guide frame, a first guide wheel, a second guide wheel and a third guide wheel which are oppositely arranged, the guide frame is arranged on the cargo carrying platform, and the first guide wheel, the second guide wheel and the third guide wheel are rotatably arranged on the guide frame;

the first guide wheel, the second guide wheel and the third guide wheel are correspondingly abutted to the first side face, the second side face and the third side face of the first guide rail one by one, and the second side face and the third side face of the first guide rail are oppositely arranged.

Optionally, a plurality of second guide rails parallel to each other are arranged on the loading mechanism along the horizontal direction, a plurality of sliding blocks are arranged on the material fork, and the plurality of sliding blocks are respectively in one-to-one corresponding sliding connection with the plurality of second guide rails;

the first drive assembly includes a first motor and a plurality of rack and pinion assemblies;

the gear rack assembly comprises a gear and a rack which are meshed with each other, the rack is horizontally arranged on the cargo carrying mechanism, and the gear is rotationally arranged on the material fork;

the first motor is arranged on the material fork, and a rotating shaft of the first motor is connected with the gear to drive the gear to rotate.

Optionally, the tray taking mechanism comprises a second driving assembly, a connecting assembly and a plurality of second chain wheel and chain assemblies;

the second chain wheel and chain assembly comprises a second chain and a pair of second chain wheels, the second chain wheels are rotatably arranged on the cargo carrying mechanism, and the second chain is horizontally sleeved on the pair of second chain wheels;

the second driving assembly is connected with one of the pair of second chain wheels to drive the second chain wheels to rotate;

the connecting assembly comprises a clamping hook and a clamping jaw, the clamping hook is connected with the second chain, the clamping jaw is arranged on a tray in the material warehouse, and the clamping hook can be connected with the clamping jaw.

(III) advantageous effects

The material suction mechanism moves downwards to contact the plates in the tray and then is connected with the plates in the tray; then, the material sucking mechanism moves upwards to drive the plate to move upwards to separate from the tray; after the tray is moved away, the material sucking mechanism moves downwards to place the plate on a cutting station of the laser cutting machine, so that the feeding process of the plate is completed, the equipment is simple in structure, the failure rate of the equipment is effectively reduced, the feeding efficiency is improved, the feeding process does not need manual participation, the feeding efficiency is effectively improved, and meanwhile, the occurrence of accidents caused by injury to people can be avoided. The edge lifting mechanism is arranged on the material sucking mechanism and can lift one edge of the plate, so that a plurality of plates which are stacked together are separated, the condition of plate adhesion in the material taking process is avoided, and the plate feeding accuracy and efficiency are effectively improved.

Drawings

Fig. 1 is a schematic structural diagram of a feeding device of a laser cutting machine according to the present invention;

fig. 2 is a perspective view of a feeding device of the laser cutting machine of the present invention;

fig. 3 is a schematic structural view of a feeding and discharging system of the laser cutting machine of the present invention;

fig. 4 is a front view of a stacking device of a feeding and discharging system of the laser cutting machine of the present invention;

fig. 5 is a schematic structural view of a part of a stacking device of a loading and unloading system of the laser cutting machine of the present invention;

fig. 6 is a schematic structural view of a first driving assembly of a stacking device of a feeding and discharging system of a laser cutting machine according to the present invention;

fig. 7 is an enlarged view of a portion a in fig. 5.

[ instruction of reference ]

100: a tray; 101: a material warehouse; 102: a stacking device; 103: a feeding device; 104: a laser cutting machine;

1: a gantry; 10: a first guide rail; 11: a first upright post; 12: a second upright post;

2: a cargo carrying mechanism; 21: a cargo carrying platform; 22: a lifting assembly; 221: a lift drive unit; 222: a first sprocket chain assembly; 23: a guide assembly; 230: a guide frame; 231: a first guide wheel; 232: a second guide wheel; 233: a third guide wheel; 24: a second guide rail; 25: a slider;

3: a tray material taking mechanism; 31: a connecting assembly; 311: a hook is clamped; 312: a claw; 32: a second drive assembly; 33: a second sprocket chain assembly;

4: a cantilever blanking mechanism; 40: a material fork; 41: a first drive assembly; 412: a gear; 413: a rack;

7: a lifting mechanism; 71: a mounting frame; 720: a lifting motor; 721: a first lead screw unit; 722: a second lead screw unit; 73: a first motion assembly; 74: a second motion assembly; 75: a first pulley block; 750: a pulley block chain; 751: a first pulley block sprocket; 752: a second pulley block sprocket; 76: a second pulley block;

8: a material sucking mechanism; 81: a suction cup holder; 82: a material taking sucker;

9: a side lifting mechanism; 91: a cylinder; 92: and (5) lifting the side sucker.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings. Where directional terms such as "upper", "lower", etc. are used herein, reference is made to the orientation of fig. 1.

While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

As shown in fig. 1, the utility model provides a laser cutting machine's loading attachment for snatch the panel of waiting to cut in the tray 100 of material storehouse 101, and place the panel that snatchs on laser cutting machine 104's cutting station, accomplish the material loading operation of panel, can match different laser cutting installations. The feeding device of the laser cutting machine comprises a lifting mechanism 7, a material sucking mechanism 8 and a side lifting mechanism 9. The material sucking mechanism 8 is located below the lifting mechanism 7, the material sucking mechanism 8 is connected with the lifting mechanism 7, and the material sucking mechanism 8 is driven to move in the vertical direction through the lifting mechanism 7. Firstly, after the material sucking mechanism 8 moves downwards to contact with the plate in the tray 100, the material sucking mechanism 8 is connected with the plate in the tray 100; then, the material sucking mechanism 8 moves upwards to drive the plate to move upwards to separate from the tray 100; finally, after the tray 100 is removed, the suction mechanism 8 moves downward to place the plate material on the cutting station of the laser cutting machine 104, thereby completing the feeding process of the plate material. Simple structure has reduced the fault rate of equipment effectively to improved material loading efficiency, and the material loading process need not artifical the participation, improved the efficiency of material loading effectively, can also avoid the emergence of injury of the people accident simultaneously. The edge lifting mechanism 9 is arranged on the material sucking mechanism 8, and the edge lifting mechanism 9 can lift one edge of the plate, so that a plurality of plates stacked together are separated, the condition of plate adhesion in the material taking process is avoided, and the accuracy and the efficiency of plate feeding are effectively improved.

As shown in fig. 2, the lifting mechanism 7 includes a mounting bracket 71, a lifting driving assembly, and a first moving assembly 73 and a second moving assembly 74 which are oppositely arranged. The first moving assembly 73 and the second moving assembly 74 are both slidably disposed on the mounting frame 71 through a plurality of sliding rails, and both the first moving assembly 73 and the second moving assembly 74 can only slide along the sliding rails. The first moving assembly 73 is connected to a first end of the suction mechanism 8 through a first pulley block 75, and the second moving assembly 74 is connected to a second end of the suction mechanism 8 through a second pulley block 76. The lifting driving assembly is arranged on the mounting frame 71, the first moving assembly 73 and the second moving assembly 74 are both connected with the lifting driving assembly, and the lifting driving assembly can drive the first moving assembly 73 and the second moving assembly 74 to move towards or away from each other. Specifically, the lifting driving assembly includes a lifting motor 720, a first screw unit 721, and a second screw unit 722, and the first screw unit 721 and the second screw unit 722 are all conventional ball screws. The lifting motor 720 is located between the first lead screw unit 721 and the second lead screw unit 722, the first lead screw unit 721 and the second lead screw unit 722 are symmetrically arranged on a rotating shaft of the lifting motor 720, lead screws of the first lead screw unit 721 and the second lead screw unit 722 are both connected with the rotating shaft of the lifting motor 720, the screw directions of the lead screws of the first lead screw unit 721 and the second lead screw unit 722 are opposite, and the lead screws of the first lead screw unit 721 and the second lead screw unit 722 are simultaneously driven to synchronously rotate by the lifting motor 720. The slider of the first lead screw unit 721 is connected to the first moving assembly 73, and the slider of the second lead screw unit 722 is connected to the second moving assembly 74. When the lifting motor 720 drives the screw rods of the first screw rod assembly and the second screw rod assembly to rotate synchronously, the sliding block moves on the screw rod, so as to drive the first moving assembly 73 and the second moving assembly 74 to move synchronously, and because the screw directions of the screw rods of the first screw rod assembly and the second screw rod assembly are opposite, when the screw rods of the first screw rod assembly and the second screw rod assembly rotate synchronously, the first moving assembly 73 and the second moving assembly 74 move oppositely or oppositely, and the lifting of the material sucking mechanism 8 is realized by matching with the pulley block.

As shown in fig. 2, the first pulley block 75 and the second pulley block 76 each include a pulley block chain 750, a first pulley block sprocket 751, and a second pulley block sprocket 752. The first pulley block sprocket 751 of the first pulley block 75 is rotatably disposed on the first moving component 73 and corresponds to a movable pulley of the first pulley block 75, and the first pulley block sprocket 751 of the second pulley block 76 is rotatably disposed on the second moving component 74 and corresponds to a movable pulley of the second pulley block 76. The second pulley block chain wheels 752 of the first pulley block 75 and the second pulley block 76 are rotatably disposed on the mounting frame 71, and are equivalent to fixed pulleys. The first end of the pulley block chain 750 is connected with the mounting frame 71, the pulley block chain 750 sequentially rounds the first pulley block chain wheel 751 and the second pulley block chain wheel 752 and then is connected with the suction disc frame 81 to form a pulley block, when the first moving assembly 73 and the second moving assembly 74 move in opposite directions, the movable pulleys are synchronously driven to move in opposite directions, so that the material suction mechanism 8 is driven to move upwards, and on the contrary, the material suction mechanism 8 moves downwards. The pulley block chain 750 and the chain wheel are adopted to form a pulley block, so that the movement precision is higher and more stable. A plurality of sets of first pulley blocks 75 and second pulley blocks 76 can be arranged in the same connecting mode to further improve the motion stability.

As shown in fig. 2, the material suction mechanism 8 includes a suction cup frame 81 and a plurality of material taking suction cups 82, the suction cup frame 81 is located below the mounting frame 71, the suction cup frame 81 is connected with the second end of the pulley block chain 750 of the lifting mechanism 7, the material taking suction cups 82 are arranged on the suction cup frame 81, the suction cup frame 81 is horizontally arranged, a plurality of openings of the material taking suction cups 82 face downwards, the lower end faces are located in the same horizontal plane, the material taking suction cups 82 are connected with a negative pressure source through a pipeline, and when the negative pressure source inputs a vacuum, the material taking suction cups 82 are adsorbed on the surface of a plate through negative pressure. The edge lifting mechanism 9 comprises an air cylinder 91 and an edge lifting suction cup 92, the cylinder body of the air cylinder 91 is arranged on the suction cup frame 81, the piston rod of the air cylinder 91 is vertically arranged downwards, the edge lifting suction cup 92 is arranged on the piston rod of the air cylinder 91, and the edge lifting suction cup 92 is connected with a negative pressure source through a pipeline. In the material taking process, the suction cup frame 81 moves downwards, the plurality of material taking suction cups 82 are close to the plates, the piston rod of the air cylinder 91 extends out, the edge lifting suction cup 92 is abutted to the plates, vacuum is input, the edge lifting suction cup 92 adsorbs one side of the plate, the piston rod retracts, one side of the uppermost plate is lifted, the separation of the plates is achieved, and the adhesion of the plates is avoided. After the separation is finished, the piston rod extends out, the plate is placed at the original position, the sucking disc frame 81 continues to move downwards, the plurality of material taking sucking discs 82 are abutted to the plate, the plate is sucked through input vacuum, the sucking disc frame 81 moves upwards, the plate can be lifted, and the material taking process is finished.

Further, as shown in fig. 3 and fig. 4, the utility model also provides a laser cutting machine's last unloading system, it includes feed bin 101, bunching device 102 and as above laser cutting machine's loading attachment 103, and loading attachment 103 sets up on feed bin 101. The stacker device 102 includes a gantry 1, a loader mechanism 2, a tray take off mechanism 3, and a boom unloader mechanism 4. The gantry 1 is installed on the material warehouse 101, the first guide rail 10 is arranged on the gantry 1 along the vertical direction, and a plurality of guide rails parallel to each other can be arranged, so that the operation stability is improved, and no limitation is made herein. The cargo carrying mechanism 2 is horizontally arranged and provides a stable installation position for the tray material taking mechanism 3 and the cantilever blanking mechanism 4. The loading mechanism 2 is connected to the first guide rail 10 in a sliding manner, and the loading mechanism 2 can move along the first guide rail 10, so that the tray taking mechanism 3 and the cantilever blanking mechanism 4 can be conveyed in the vertical direction. Tray extracting mechanism 3 sets up on cargo mechanism 2, and tray extracting mechanism 3 can be connected with tray 100. The cantilever blanking mechanism 4 comprises a material fork 40 and a first driving assembly 41, wherein the material fork 40 is slidably arranged on the cargo carrying mechanism 2, the material fork 40 is positioned below the tray taking mechanism 3, and the first driving assembly 41 is connected with the material fork 40, and the material fork 40 is driven to extend out of or retract into the cargo carrying mechanism 2 through the first driving assembly 41.

When feeding operation is carried out, the pallet taking mechanism 3 is conveyed to the position of the corresponding pallet 100 through the cargo carrying mechanism 2, after the pallet 100 is connected with the pallet taking mechanism 3, the pallet 100 is taken out through the pallet taking mechanism 3, the pallet 100 is transported to a feeding station of the laser cutting machine 104, the lifting mechanism 7 drives the material sucking mechanism 8 to move downwards until the material sucking mechanism 8 contacts with a plate in the pallet 100, and then the material sucking mechanism 8 is connected with the plate in the pallet 100; then, the material sucking mechanism 8 moves upwards to drive the plate to move upwards to separate from the tray 100; after the tray 100 is removed by the tray taking mechanism 3, the tray 100 is moved back to the original position by the cargo carrying mechanism 2, the material sucking mechanism 8 moves downwards, and the plate is placed on the cutting station of the laser cutting machine 104, so that the feeding process of the plate is completed. The feeding process does not need manual participation, the feeding efficiency is effectively improved, and the occurrence of human injury accidents is avoided.

When the blanking operation is carried out, the cargo carrying mechanism 2 conveys the cantilever blanking mechanism 4 to a cutting station of the laser cutting machine 104, the first driving component 41 drives the material fork 40 to extend out and insert into the lower part of a finished plate, the cargo carrying mechanism 2 drives the cantilever blanking mechanism 4 to move for a certain distance, the material fork 40 lifts up the plate, the material fork 40 retracts, the cargo carrying mechanism 2 drives the cantilever blanking mechanism 4 again to move to the position on the material warehouse 101 for placing the finished plate, the finished plate is placed on the material warehouse 101 after the material fork 40 extends out, and the blanking and stacking operation of the plate is realized. The stacking device 102 can achieve blanking and stacking operation of finished plates, can complete the feeding operation by matching with the feeding device 103, effectively simplifies the structure of the stacking device 103 and the feeding device 103, and increases the function of the stacking device 102.

As shown in fig. 4 and 5, the cargo mechanism 2 includes a cargo bed 21 and a lift assembly 22. The cargo carrying platform 21 is horizontally arranged, and the cargo carrying platform 21 is connected with the first guide rail 10 in a sliding mode. Preferably, the cargo carrying platform 21 is arranged between the two parallel first guide rails 10, and two side surfaces of the cargo carrying platform 21 are respectively in one-to-one corresponding sliding connection with the two guide rails, so that the running stability of the cargo carrying platform 21 can be effectively improved. A lifting assembly 22 is provided on the gantry 1, the lifting assembly 22 being connected to the cargo bed 21 for driving the cargo bed 21 along the first guide rail 10. Specifically, the lift assembly 22 includes a lift drive unit 221 and a plurality of first sprocket chain assemblies 222. Wherein, first sprocket chain subassembly 222 includes first chain and a pair of first sprocket, and a pair of first sprocket all rotates and sets up on portal 1, and on a pair of first sprocket was located to first chain along vertical direction cover, the cargo bed 21 was connected with first chain. The lift driving unit 221 is disposed on the gantry 1, and the lift driving unit 221 is connected to one of the pair of sprockets to drive the first sprocket to rotate. The first chain wheel rotates to drive the first chain to rotate, so that the goods carrying table 21 is driven to move up and down, and the structure is simple, accurate in transmission, safe and reliable. The lifting driving unit 221 is preferably a combination of a motor and a connecting shaft, and is provided with a pair of first chain wheel and chain assemblies 222, and an output shaft of the motor is connected with the pair of first chain wheel and chain assemblies 222 through two connecting shafts and a coupler, so that the pair of chain wheel and chain assemblies are driven to move synchronously, and the movement stability of the cargo carrying platform 21 is improved.

As shown in fig. 5, the loading mechanism 2 further includes a guide assembly 23, and the loading platform 21 is slidably mounted on the first rail 10 via the guide assembly 23. The guiding assembly 23 comprises a guiding frame 230, a first guiding wheel 231, a second guiding wheel 232 and a third guiding wheel 233 which are oppositely arranged, the guiding frame 230 is arranged on the cargo carrying platform 21, and the first guiding wheel 231, the second guiding wheel 232 and the third guiding wheel 233 are rotatably arranged on the guiding frame 230. The first guide wheel 231, the second guide wheel 232 and the third guide wheel 233 are respectively in one-to-one corresponding abutting contact with the first side surface, the second side surface and the third side surface of the first guide rail 10, and the second side surface and the third side surface of the first guide rail 10 are oppositely arranged. The second guide wheels 232 and the third guide wheels 233 clamp two side surfaces of the first guide rail 10, and the first guide wheels 231 press the first side surface of the first guide rail 10, so that the guide frame 230 is prevented from swinging in the movement process, and the stability of the operation of the cargo bed 21 is improved. In order to further improve stability, a plurality of first guide wheels 231, second guide wheels 232, and third guide wheels 233 may be provided.

As shown in fig. 6, the first drive assembly 41 includes a first motor and a plurality of rack and pinion assemblies. The rack and pinion assembly comprises a gear 412 and a rack 413 which are meshed with each other, the rack 413 is horizontally arranged on the loading mechanism 2, and the gear 412 is rotatably arranged on the material fork 40. The first motor is disposed on the material fork 40, and a rotation shaft of the first motor is connected to the gear 412 to drive the gear 412 to rotate. The loading mechanism 2 is provided with a plurality of second guide rails 24 which are parallel to each other along the horizontal direction, the material fork 40 is provided with a plurality of sliders 25, and the sliders 25 are respectively in one-to-one corresponding sliding connection with the second guide rails 24, so that the material fork 40 can slide along the second guide rails 24, and the stability of the operation of the material fork 40 is improved by arranging the second guide rails 24 which are parallel to each other. Preferably, the number of the rack and pinion assemblies is two, the output shaft of the first motor is connected with the two gears 412 through two connecting shafts and couplings, the two gears 412 are driven to rotate synchronously through the first motor, so that the material fork 40 is driven to move on the second guide rail 24, and the first motor and the corresponding connecting shafts move together with the material fork 40.

As shown in fig. 4, the tray take-off mechanism 3 includes a second drive assembly 32, a connecting assembly 31, and a plurality of second sprocket and chain assemblies 33. The second chain wheel chain assembly 33 is the same as the first chain wheel chain assembly 222, and includes a second chain and a pair of second chain wheels, the second chain wheel is rotatably disposed on the cargo carrying mechanism 2, and the second chain is horizontally sleeved on the pair of second chain wheels. A second drive assembly 32 is connected to one of the pair of second sprockets to drive the second sprocket in rotation. As shown in fig. 7, the connecting assembly 31 includes a hook 311 and a jaw 312, the hook 311 is connected to the second chain, and the jaw 312 is disposed on the tray 100. The second driving assembly 32 is preferably an electric motor, the number of the second chain wheel and chain assemblies 33 is preferably two, and an output shaft of the electric motor is connected with two second chain wheels through two connecting shafts and couplings so as to drive the chain to move. When the tray 100 on the material warehouse 101 needs to be taken out, the second driving component 32 drives the second chain to rotate, when the hook 311 moves to the position of the claw 312, the hook 311 is clamped into the claw 312, the hook 311 is connected with the claw 312, and the second chain is continuously driven to rotate, so that the tray 100 is pulled out of the material warehouse 101 and placed on the loading platform 21.

As shown in fig. 4, the gantry 1 includes a cross beam, and a first upright 11 and a second upright 12 which are oppositely disposed, wherein upper ends of the first upright 11 and the second upright 12 are both vertically connected to the cross beam, and the first upright 11 and the second upright 12 are both provided with a first guide rail 10. All be provided with direction subassembly 23 between carrying goods platform 21 and each first guide rail 10, restrict carrying goods platform 21 through two first guide rails 10, avoid carrying goods platform 21 slope.

Preferably, the loading mechanism 2 is provided with a first sensor and a second sensor. The first sensor is a conventional speed sensor and is used for detecting the movement speed of the loading mechanism 2; the second sensor is a proximity switch which can send out an 'action' signal when an object approaches to the second sensor to a set distance, and the second sensor does not need to be in direct contact with the object. The proximity switch can be an electromagnetic type, a photoelectric type, a differential transformer type, an eddy current type, a capacitance type, a reed switch, a Hall type and the like, and is used for detecting the position of the cargo carrying mechanism 2, so that the accurate butt joint of the tray material taking mechanism 3 and the tray 100 is realized.

The material loading process does not need manual participation, avoids the occurrence of personal injury accidents, and effectively improves the material loading efficiency through automatic material loading. The edge lifting mechanism 9 is arranged on the material sucking mechanism 8, and the edge lifting mechanism 9 can lift one edge of the plate, so that a plurality of plates stacked together are separated, the condition of plate adhesion in the material taking process is avoided, and the plate feeding accuracy and efficiency are effectively improved. The stacking device 102 can realize the blanking and stacking operation of the finished plates, and can be matched with the feeding device 103 to complete the feeding operation, so that the structure of the stacking and feeding device 103 is effectively simplified, and the functions of the stacking device 102 are increased.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either internal to the two elements or in an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. The feeding device of the laser cutting machine is characterized by comprising a lifting mechanism (7), a material sucking mechanism (8) and a side lifting mechanism (9);

the material sucking mechanism (8) is positioned below the lifting mechanism (7), the material sucking mechanism (8) is connected with the lifting mechanism (7), and the lifting mechanism (7) can drive the material sucking mechanism (8) to move in the vertical direction;

the edge lifting mechanism (9) is arranged on the material sucking mechanism (8), and one edge of the plate can be lifted by the edge lifting mechanism (9).

2. The loading device of the laser cutting machine according to claim 1, characterized in that the lifting mechanism (7) comprises a mounting frame (71), a lifting driving assembly and a first moving assembly (73) and a second moving assembly (74) which are oppositely arranged;

the first motion assembly (73) and the second motion assembly (74) are both arranged on the mounting frame (71) in a sliding manner, the first motion assembly (73) is connected with a first end of the material suction mechanism (8) through a first pulley block (75), and the second motion assembly (74) is connected with a second end of the material suction mechanism (8) through a second pulley block (76);

the lifting driving assembly is arranged on the mounting frame (71), the first moving assembly (73) and the second moving assembly (74) are connected with the lifting driving assembly, and the lifting driving assembly can drive the first moving assembly (73) and the second moving assembly (74) to move in a face-to-face or back-to-back mode.

3. The loading device of the laser cutting machine according to claim 2, wherein the lifting driving assembly comprises a lifting motor (720), a first lead screw unit (721), a second lead screw unit (722);

the screw rods of the first screw rod unit (721) and the second screw rod unit (722) are connected with the rotating shaft of the lifting motor (720), and the screw directions of the screw rods of the first screw rod unit (721) and the second screw rod unit (722) are opposite;

the slide block (25) of the first lead screw unit (721) is connected with the first motion assembly (73), and the slide block (25) of the second lead screw unit (722) is connected with the second motion assembly (74).

4. The feeding device of the laser cutting machine according to claim 2, characterized in that the first pulley block (75) and the second pulley block (76) each comprise a pulley block chain (750), a first pulley block sprocket (751) and a second pulley block sprocket (752);

a first pulley block chain wheel (751) of the first pulley block (75) is rotatably arranged on the first moving component (73), and a first pulley block chain wheel (751) of the second pulley block (76) is rotatably arranged on the second moving component (74);

the second pulley block chain wheels (752) are rotatably arranged on the mounting rack (71);

the first end of the pulley block chain (750) is connected with the mounting rack (71), and the second end of the pulley block chain (750) is connected with the material suction mechanism (8) after sequentially bypassing the first pulley block chain wheel (751) and the second pulley block chain wheel (752).

5. The feeding device of the laser cutting machine according to any one of claims 1 to 4, characterized in that the material sucking mechanism (8) comprises a suction cup frame (81) and a plurality of material taking suction cups (82), the suction cup frame (81) is connected with the lifting mechanism (7), the material taking suction cups (82) are arranged on the suction cup frame (81), and the material taking suction cups (82) are connected with a negative pressure source through a pipeline;

the edge lifting mechanism (9) comprises an air cylinder (91) and an edge lifting sucker (92), the cylinder body of the air cylinder (91) is arranged on the sucker frame (81), the piston rod of the air cylinder (91) is vertically arranged downwards, the edge lifting sucker (92) is arranged on the piston rod of the air cylinder (91), and the edge lifting sucker (92) is connected with a negative pressure source through a pipeline.

6. A loading and unloading system of a laser cutting machine, characterized in that the loading and unloading system of the laser cutting machine (104) comprises a material warehouse (101), a stacking device (102) and a loading device (103) of the laser cutting machine according to any one of claims 1 to 5, wherein the loading device (103) is arranged on the material warehouse (101);

the stacking device (102) comprises a gantry (1), a cargo carrying mechanism (2), a tray material taking mechanism (3) and a cantilever blanking mechanism (4);

the gantry (1) is connected with the material warehouse (101), and a first guide rail (10) is arranged on the gantry (1) along the vertical direction;

the loading mechanism (2) is horizontally arranged, the loading mechanism (2) is connected with the first guide rail (10) in a sliding mode, and the loading mechanism (2) can move along the first guide rail (10);

the tray taking mechanism (3) is arranged on the cargo carrying mechanism (2), and the tray taking mechanism (3) can convey trays (100) in the material warehouse (101) to the position below the feeding device (103);

the cantilever blanking mechanism (4) comprises a material fork (40) and a first driving assembly (41), the material fork (40) is arranged on the cargo carrying mechanism (2) in a sliding mode, the material fork (40) is located below the tray material taking mechanism (3), and the first driving assembly (41) is connected with the material fork (40).

7. The loading and unloading system of the laser cutting machine according to claim 6, wherein the loading mechanism (2) comprises a loading table (21), a lifting drive unit (221), and a plurality of first sprocket chain assemblies (222);

the goods carrying platform (21) is horizontally arranged, and the goods carrying platform (21) is in sliding connection with the first guide rail (10);

the first chain wheel and chain assembly (222) comprises a first chain and a pair of first chain wheels, the pair of first chain wheels are rotatably arranged on the gantry (1), the first chain is sleeved on the pair of first chain wheels along the vertical direction, and the cargo carrying platform (21) is connected with the first chain;

the lifting driving unit (221) is arranged on the gantry (1), and the lifting driving unit (221) is connected with one of the pair of first chain wheels to drive the first chain wheels to rotate.

8. The loading and unloading system of the laser cutting machine according to claim 7, wherein the loading mechanism (2) further comprises a guide assembly (23);

the guide assembly (23) comprises a guide frame (230), a first guide wheel (231), a second guide wheel (232) and a third guide wheel (233) which are arranged oppositely, the guide frame (230) is arranged on the cargo carrying platform (21), and the first guide wheel (231), the second guide wheel (232) and the third guide wheel (233) are rotatably arranged on the guide frame (230);

the first guide wheel (231), the second guide wheel (232) and the third guide wheel (233) are correspondingly abutted to a first side face, a second side face and a third side face of the first guide rail (10) one by one, and the second side face and the third side face of the first guide rail (10) are oppositely arranged.

9. The loading and unloading system of the laser cutting machine according to claim 6, wherein the loading mechanism (2) is provided with a plurality of second guide rails (24) parallel to each other along the horizontal direction, the fork (40) is provided with a plurality of sliding blocks (25), and the plurality of sliding blocks (25) are respectively in one-to-one corresponding sliding connection with the plurality of second guide rails (24);

the first drive assembly (41) comprises a first motor and a plurality of rack and pinion assemblies;

the gear and rack assembly comprises a gear (412) and a rack (413) which are meshed with each other, the rack (413) is horizontally arranged on the loading mechanism (2), and the gear (412) is rotatably arranged on the material fork (40);

the first motor is arranged on the material fork (40), and a rotating shaft of the first motor is connected with the gear (412) to drive the gear (412) to rotate.

10. The loading and unloading system of the laser cutting machine according to claim 6, wherein the tray taking mechanism (3) comprises a second driving assembly (32), a connecting assembly (31) and a plurality of second chain wheel and chain assemblies (33);

the second chain wheel and chain assembly (33) comprises a second chain and a pair of second chain wheels, the second chain wheels are rotatably arranged on the loading mechanism (2), and the second chain is horizontally sleeved on the pair of second chain wheels;

the second driving assembly (32) is connected with one of the pair of second chain wheels to drive the second chain wheels to rotate;

coupling assembling (31) include trip (311) and jack catch (312), trip (311) with the second chain is connected, jack catch (312) set up in on tray (100) in feed bin (101), trip (311) can with jack catch (312) are connected.

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