CN216882299U

CN216882299U - Numerical control laser cutting machine

Info

Publication number: CN216882299U
Application number: CN202123296924.5U
Authority: CN
Inventors: 曹文平
Original assignee: Daye Yucheng Machinery Manufacturing Co ltd
Current assignee: Daye Yucheng Machinery Manufacturing Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-05
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a numerical control laser cutting machine, which comprises a chassis and a first short roller; chassis: first linear motors are symmetrically arranged on the front and back of the upper surface of the beam, the rotor seats of the two first linear motors are fixedly connected with the beam, a second linear motor is arranged in a chute arranged on the upper surface of the beam, the rotor seat of the second linear motor is fixedly connected with a mounting rack which is in sliding connection with the chute, and a laser cutting head is arranged at the lower end of the mounting rack; first stub roll: rotate through pivot bilateral symmetry and connect in the front and back medial surface middle part of chassis, connect through first conveyer belt transmission between two first stub rolls that transversely correspond, connect through the connecting rod between two left first stub rolls, this numerical control laser cutting machine can carry the work piece of different thickness automatically, carries more stably, still conveniently cuts the automation of back product and drops, can collect the finished product automatically, and it is more convenient to use.

Description

Numerical control laser cutting machine

Technical Field

The utility model relates to the technical field of laser cutting, in particular to a numerical control laser cutting machine.

Background

The laser cutting technology is widely applied to the processing of metal and nonmetal materials, can greatly reduce the processing time, reduce the processing cost and improve the quality of workpieces, the laser cutting is to use a focusing lens to focus a CO2 laser beam on the surface of the material to melt the material, simultaneously use compressed gas coaxial with the laser beam to blow away the melted material and enable the laser beam and the material to move relatively along a certain track, thereby forming a cutting seam with a certain shape, the laser cutting processing is to use an invisible light beam to replace the traditional mechanical knife, and the laser cutting processing has the characteristics of high precision, rapid cutting, no limitation to cutting patterns, automatic typesetting, material saving, smooth cutting, low processing cost and the like, and is gradually improved or replaced in the traditional metal cutting process equipment. The mechanical part of the laser tool bit is not in contact with the workpiece, so that the surface of the workpiece cannot be scratched in the working process; 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; numerical control programming, workable arbitrary plan can be to the very big whole board cutting of breadth, need not to open the mould, and economy saves time, but the automatic transport of inconvenient work piece when using is mostly to current laser cutting machine, can't make product and work piece autosegregation moreover, is unfavorable for the automatic collection of product, and it is convenient inadequately to use, and for this reason, we have proposed numerical control laser cutting machine.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, provide a numerical control laser cutting machine, automatically convey workpieces with different thicknesses, ensure more stable conveying, facilitate automatic falling of cut products, automatically collect finished products, ensure more convenient use and effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the numerical control laser cutting machine comprises a chassis and a first short roller;

chassis: first linear motors are symmetrically arranged on the front and back of the upper surface of the beam, the rotor seats of the two first linear motors are fixedly connected with the beam, a second linear motor is arranged in a chute arranged on the upper surface of the beam, the rotor seat of the second linear motor is fixedly connected with a mounting rack which is in sliding connection with the chute, and a laser cutting head is arranged at the lower end of the mounting rack;

first stub roll: the front and rear inner side surfaces of the underframe are bilaterally symmetrically and rotatably connected to the middle part of the front and rear inner side surfaces of the underframe through a rotating shaft, two transversely corresponding first short rollers are in transmission connection through a first conveying belt, two first short rollers on the left side are connected through a connecting rod, a first motor output shaft arranged at the left end of the front side surface of the underframe penetrates through a through hole in the front side surface of the underframe and is fixedly connected with the first short roller at the front end of the left side, and material pressing mechanisms matched with the first conveying belt are symmetrically arranged on the front and rear inner walls of the underframe;

wherein: the input of first linear electric motor, second linear electric motor and first motor all is connected with the PLC controller output electricity that the chassis leading flank set up, and external power source is connected to the input electricity of PLC controller, can carry the work piece of different thickness automatically, carries more stably, and the automation of still making things convenient for the back product of cutting drops, can collect the finished product automatically, and it is more convenient to use.

Furthermore, swager constructs including the short rod of second and elastic conveyor belt, the short rod of second rotates through round pin axle bilateral symmetry respectively and connects in the front and back inner wall upper end of chassis, connects through the transmission of elastic conveyor belt between the short rod of two horizontal corresponding second, and elastic conveyor belt corresponds with the first conveyer belt position of homonymy, makes things convenient for the automatic of work piece to carry.

Further, swager constructs still includes the sleeve, the sleeve evenly sets up in the front and back inner wall of chassis, and the equal sliding connection in telescopic inside has the slider, all the symmetry be provided with in the mounting groove that the slider upper end set up with sleeve inner wall fixed connection's spring, the lower extreme of slider all rotate be connected with the elastic conveyor inner wall contact the gyro wheel, make things convenient for compressing tightly of different thickness work pieces.

Furthermore, the side all is provided with the spacing groove about telescopic, the upper end of slider all be provided with spacing groove sliding connection's cylinder, play limiting displacement to the slider.

Further, the lateral surface of elasticity conveyer belt and first conveyer belt all is provided with the rubber sleeve, and the lateral surface of rubber sleeve evenly is provided with the protection arch, the increase and the frictional force of work piece.

Furthermore, support plates are symmetrically arranged in the middle of the front inner wall and the rear inner wall of the bottom frame, the upper surfaces of the support plates are in contact with the inner wall of the first conveying belt on the same side, and the upper surfaces of the support plates are not lower than the highest point of the first short roller, so that the first conveying belt is supported.

Further, the inside lower extreme bilateral symmetry of chassis rotates and is connected with defeated material roller, connects through the transmission of second conveyer belt between two defeated material rollers, and the second motor output shaft that chassis leading flank left end set up passes the round hole of chassis leading flank and with left defeated material roller fixed connection, the output of PLC controller is connected to the input electricity of second motor, can collect the finished product automatically.

Compared with the prior art, the utility model has the beneficial effects that: the numerical control laser cutting machine has the following advantages:

1. the work piece that will wait to cut is sent into from between elastic conveyor belt and the first conveyer belt, under the spring action of spring, the slider slides down along the sleeve, make the slider lower extreme rotate the gyro wheel of connection and the inner wall contact of elastic conveyor belt and press elastic conveyor belt downwards, make the rubber sleeve and the work piece contact in the elastic conveyor belt and the first conveyer belt outside, the extension board plays the supporting role to first conveyer belt, PLC controller control first motor work this moment, make two first stub rolls of connecting through the connecting rod in the left side rotate, thereby drive first conveyer belt transmission right, first conveyer belt carries out the automatic transport with the cooperation of elastic conveyor belt to the work piece, can carry the work piece of different thickness automatically, carry more stably, still make things convenient for the automation of cutting back product to drop, be convenient for subsequent collection.

2. The product after the cutting drops to the upper surface of second conveyer belt, and PLC controller control second motor work simultaneously drives left defeated material roller and rotates thereby makes the second conveyer belt transmission right, carries the product after will cutting to the assigned position, can collect the finished product automatically, and it is more convenient to use.

Drawings

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

FIG. 2 is a schematic view of the internal cross-section of the present invention;

fig. 3 is a schematic view of the internal cross-sectional structure of the swaging mechanism of the utility model.

In the figure: 1 chassis, 2 swager constructs, 21 short rod of second, 22 elastic conveyor belt, 23 sliders, 231 springs, 232 gyro wheel, 24 spacing groove, 25 sleeves, 3 first linear electric motor, 4 crossbeams, 5 second linear electric motor, 6 mounting brackets, 7 laser cutting heads, 8 first short rollers, 9 first conveyer belt, 10 connecting rods, 11 first motor, 12 extension board, 13 rubber sleeve, 14 defeated material roller, 15 second conveyer belt, 16 second motors, 17PLC controllers.

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. 1-3, the present embodiment provides a technical solution: the numerical control laser cutting machine comprises a chassis 1 and a first short roller 8;

underframe 1: the front and the back of the upper surface of the laser cutting head are symmetrically provided with first linear motors 3, the rotor seats of the two first linear motors 3 are fixedly connected with a cross beam 4, a sliding chute arranged on the upper surface of the cross beam 4 is internally provided with a second linear motor 5, the rotor seat of the second linear motor 5 is fixedly connected with a mounting rack 6 which is in sliding connection with the sliding chute, the lower end of the mounting rack 6 is provided with a laser cutting head 7, an external laser generator emits laser and inputs the laser into the laser cutting head 7 through a refraction pipeline, and the laser irradiates the surface of a workpiece after being focused by the laser cutting head 7, cutting a workpiece, simultaneously working a first linear motor 3 and a second linear motor 5, driving a cross beam 4 to transversely displace by the first linear motor 3, driving a laser cutting head 7 to longitudinally displace by the second linear motor 5 at the upper end of the cross beam through a mounting frame 6, and enabling the laser cutting head 7 to cut products with different shapes by the first linear motor 3 and the second linear motor 5;

first stub roller 8: the device is rotationally connected with the middle part of the front and back inner side surfaces of an underframe 1 in a bilateral symmetry manner through a rotating shaft, two transversely corresponding first short rollers 8 are in transmission connection through a first conveying belt 9, two first short rollers 8 on the left side are connected through a connecting rod 10, an output shaft of a first motor 11 arranged at the left end of the front side surface of the underframe 1 penetrates through a through hole on the front side surface of the underframe 1 and is fixedly connected with the first short roller 8 on the left side, pressing mechanisms 2 matched with the first conveying belt 9 are symmetrically arranged on the front and back inner walls of the underframe 1, each pressing mechanism 2 comprises a second short roller 21 and an elastic conveying belt 22, support plates 12 are symmetrically arranged in the middle parts of the front and back inner walls of the underframe 1, the upper surfaces of the support plates 12 are in contact with the inner wall of the first conveying belt 9 on the same side, the upper surfaces of the support plates 12 are not lower than the highest point of the first short rollers 8, the support plates 12 play a supporting role on the first conveying belt 9, the second short rollers 21 are rotationally connected with the upper ends of the front and back inner walls of the underframe 1 in a bilateral symmetry manner through pin shafts respectively, the two transversely corresponding second short rods 21 are in transmission connection through an elastic conveying belt 22, the elastic conveying belt 22 corresponds to the position of the first conveying belt 9 at the same side, rubber sleeves 13 are arranged on the outer side surfaces of the elastic conveying belt 22 and the first conveying belt 9, protective protrusions are uniformly arranged on the outer side surfaces of the rubber sleeves 13, the material pressing mechanism 2 further comprises sleeves 25, the sleeves 25 are uniformly arranged on the front inner wall and the rear inner wall of the chassis 1, sliders 23 are slidably connected inside the sleeves 25, springs 231 fixedly connected with the inner walls of the sleeves 25 are symmetrically arranged in mounting grooves formed in the upper ends of the sliders 23, the lower ends of the sliders 23 are rotatably connected with rollers 232 in contact with the inner walls of the elastic conveying belt 22, a workpiece to be cut is fed between the elastic conveying belt 22 and the first conveying belt 9, the sliders 23 slide down along the sleeves 25 under the elastic force of the springs 231, the rollers 232 rotatably connected with the lower ends of the sliders 23 are in contact with the inner walls of the elastic conveying belt 22 and press the elastic conveying belt 22 downwards, the elastic conveying belt 22 and the rubber sleeve 13 on the outer side of the first conveying belt 9 are in contact with a workpiece, the rubber sleeve 13 can increase friction force with the workpiece, conveying is more stable, the first motor 11 works to enable the two first short rollers 8 connected through the connecting rod 10 on the left side to rotate, so that the first conveying belt 9 is driven to transmit rightwards, the first conveying belt 9 is matched with the elastic conveying belt 22 to automatically convey the workpiece, the left side surface and the right side surface of the sleeve 25 are both provided with limiting grooves 24, the upper end of the sliding block 23 is both provided with a cylinder in sliding connection with the limiting grooves 24, and the sliding block 23 is limited;

wherein: the input ends of the first linear motor 3, the second linear motor 5 and the first motor 11 are electrically connected with the output end of a PLC (programmable logic controller) 17 arranged on the front side surface of the chassis 1, and the input end of the PLC 17 is electrically connected with an external power supply to ensure the normal operation of the circuit.

Wherein: the inside lower extreme bilateral symmetry of chassis 1 rotates and is connected with defeated material roller 14, connect through the transmission of second conveyer belt 15 between two defeated material rollers 14, the second motor 16 output shaft that 1 leading flank left end of chassis set up passes the round hole of 1 leading flank of chassis and with left defeated material roller 14 fixed connection, PLC controller 17's output is connected to second motor 16's input electricity, the product after the cutting drops to the upper surface of second conveyer belt 15, PLC controller 17 controls the work of second motor 16 simultaneously, thereby it rotates to drive left defeated material roller 14 and makes the transmission of second conveyer belt 15 right, carry the product after the cutting to the assigned position, can collect the finished product automatically, and it is more convenient to use.

The working principle of the numerical control laser cutting machine provided by the utility model is as follows: a workpiece to be cut is fed between the elastic conveying belt 22 and the first conveying belt 9, under the action of the elastic force of the spring 231, the sliding block 23 slides downwards along the sleeve 25, the roller 232 rotationally connected with the lower end of the sliding block 23 is in contact with the inner wall of the elastic conveying belt 22 and presses the elastic conveying belt 22 downwards, the rubber sleeve 13 on the outer sides of the elastic conveying belt 22 and the first conveying belt 9 is in contact with the workpiece, the support plate 12 supports the first conveying belt 9, at the moment, the PLC 17 controls the first motor 11 to work, the two first short rollers 8 connected with the left side through the connecting rod 10 rotate to drive the first conveying belt 9 to transmit rightwards, the first conveying belt 9 is matched with the elastic conveying belt 22 to automatically convey the workpiece, then an external laser emission light generator inputs laser into the laser cutting head 7 through a refraction pipeline, and the laser irradiates the surface of the workpiece after being focused by the laser cutting head 7, the workpiece is cut, meanwhile, the PLC 17 controls the first linear motor 3 and the second linear motor 5 to work, the first linear motor 3 drives the cross beam 4 to transversely displace, the second linear motor 5 at the upper end of the cross beam drives the laser cutting head 7 to longitudinally displace through the mounting frame 6, the first linear motor 3 and the second linear motor 5 enable the laser cutting head 7 to cut products of different shapes, the cut products drop to the upper surface of the second conveying belt 15, meanwhile, the PLC 17 controls the second motor 16 to work, the left conveying roller 14 is driven to rotate, so that the second conveying belt 15 is driven to rightwards, the cut products are conveyed to an appointed position, and the use is more convenient.

It is to be noted that the first linear motor 3, the second linear motor 5, the first motor 11, and the second motor 16 disclosed in the above embodiments can be freely configured according to practical application scenarios, the first linear motor 3 and the second linear motor 5 are proposed to be M1B21-11-L series linear motors, the first motor 11 and the second motor 16 are proposed to be GNB2118A motors, the core chip of the PLC controller 17 is proposed to be an AT90 series single chip microcomputer, and the PLC controller 17 controls the first linear motor 3, the second linear motor 5, the first motor 11, and the second motor 16 to work by using a method commonly used in the prior art.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Numerical control laser cutting machine, its characterized in that: comprises a chassis (1) and a first stub roller (8);

chassis (1): the front and back of the upper surface of the laser cutting machine are symmetrically provided with first linear motors (3), the rotor seats of the two first linear motors (3) are fixedly connected with a cross beam (4), a sliding chute arranged on the upper surface of the cross beam (4) is internally provided with a second linear motor (5), the rotor seat of the second linear motor (5) is fixedly connected with a mounting rack (6) which is in sliding connection with the sliding chute, and the lower end of the mounting rack (6) is provided with a laser cutting head (7);

first stub roll (8): the front and rear inner side surfaces of the chassis (1) are connected in a bilateral symmetry mode through a rotating shaft in the middle of the front and rear inner side surfaces, two transversely corresponding first short rollers (8) are in transmission connection through a first conveying belt (9), two first short rollers (8) on the left side are connected through a connecting rod (10), an output shaft of a first motor (11) arranged at the left end of the front side surface of the chassis (1) penetrates through a through hole in the front side surface of the chassis (1) and is fixedly connected with the first short rollers (8) on the front end of the left side, and material pressing mechanisms (2) matched with the first conveying belt (9) are symmetrically arranged on the front and rear inner walls of the chassis (1);

wherein: the input end of the first linear motor (3), the input end of the second linear motor (5) and the input end of the first motor (11) are electrically connected with the output end of a PLC (17) arranged on the front side surface of the chassis (1), and the input end of the PLC (17) is electrically connected with an external power supply.

2. The numerically controlled laser cutting machine according to claim 1, wherein: swager constructs (2) and includes short rod of second (21) and elastic conveyor belt (22), the short rod of second (21) rotates through round pin axle bilateral symmetry respectively and connects in the front and back inner wall upper end of chassis (1), connects through elastic conveyor belt (22) transmission between two short rods of horizontal corresponding second (21), and elastic conveyor belt (22) correspond with first conveyer belt (9) position of homonymy.

3. The numerically controlled laser cutting machine according to claim 2, wherein: the pressing mechanism (2) further comprises a sleeve (25), the sleeve (25) is evenly arranged on the front inner wall and the rear inner wall of the bottom frame (1), a sliding block (23) is connected to the inside of the sleeve (25) in a sliding mode, springs (231) fixedly connected with the inner wall of the sleeve (25) are symmetrically arranged in a mounting groove formed in the upper end of the sliding block (23), and rollers (232) in contact with the inner wall of the elastic conveying belt (22) are connected to the lower end of the sliding block (23) in a rotating mode.

4. The numerically controlled laser cutting machine according to claim 3, wherein: the left side surface and the right side surface of the sleeve (25) are respectively provided with a limiting groove (24), and the upper end of the sliding block (23) is respectively provided with a cylinder which is connected with the limiting grooves (24) in a sliding mode.

5. The numerically controlled laser cutting machine according to claim 2, wherein: the lateral surface of elasticity conveyer belt (22) and first conveyer belt (9) all is provided with rubber sleeve (13), and the lateral surface of rubber sleeve (13) evenly is provided with the protection arch.

6. The numerically controlled laser cutting machine according to claim 1, wherein: support plates (12) are symmetrically arranged in the middle of the front inner wall and the rear inner wall of the underframe (1), the upper surfaces of the support plates (12) are in contact with the inner wall of the first conveying belt (9) at the same side, and the upper surfaces of the support plates (12) are not lower than the highest point of the first short roller (8).

7. The numerically controlled laser cutting machine according to claim 1, wherein: the inside lower extreme bilateral symmetry of chassis (1) rotates and is connected with defeated material roller (14), connects through second conveyer belt (15) transmission between two defeated material rollers (14), and second motor (16) output shaft that chassis (1) leading flank left end set up passes the round hole of chassis (1) leading flank and with left defeated material roller (14) fixed connection, the output of PLC controller (17) is connected to the input electricity of second motor (16).