CN114952047A - Automatic error correction mechanism of large-breadth laser cutting machine - Google Patents

Abstract

The invention discloses an automatic error correction mechanism of a large-breadth laser cutting machine, which belongs to the technical field of laser cutting, and comprises a laser cutting machine, a cross beam, a left error correction device, a right error correction device, two longitudinal moving devices and two longitudinal ground beams, wherein the two longitudinal moving devices are respectively arranged on the two longitudinal ground beams, the left error correction device and the right error correction device are respectively arranged at the tops of the two longitudinal moving devices, two ends of the cross beam are respectively arranged at the tops of the left error correction device and the right error correction device, the laser cutting machine is arranged on the cross beam, the right error correction device comprises a first error correction piece, a second error correction piece and a third error correction piece, through the work of the left error correction device and the right error correction device, the cross beam is in a horizontal and balanced state when moving after correction, the asynchronization of the movement of the two longitudinal moving devices can not be caused, causing damage to the components and increasing the useful life of the device after correction.

Description

Automatic error correction mechanism of large-breadth laser cutting machine

Technical Field

The invention belongs to the technical field of laser cutting, and particularly relates to an automatic error correction mechanism of a large-breadth laser cutting machine.

Background

The laser cutting machine is more and more widely applied in the manufacturing field, and along with diversified requirements of application and product diversity change, the requirements on the cutting breadth are more and more high, and the power requirement is also more and more high. The existing laser cutting equipment cannot meet production requirements, so that the breadth of a laser cutting machine needs to be enlarged, but when the enlarged large-breadth laser cutting machine is used for large-span operation, the left and right driving mechanisms are unbalanced easily caused by long-time use, and the problem that internal components are locked by trusses or worn is caused.

Chinese patent publication No. CN211804462U discloses a transmission mechanism for a cutting platform of an ultrahigh-power large-format laser cutting machine, which includes: the speed reducing motor is fixed on one side panel of the machine tool body; the two driving chain wheels are positioned on two sides of one end of the machine tool body, one driving chain wheel is driven by the speed reducing motor to rotate, and the two driving chain wheels synchronously rotate through a transmission assembly; the two first driven sprockets are positioned at the same end as the driving sprocket and are respectively in transmission connection with the corresponding driving sprocket through a first chain; and the four second driven chain wheels are rotatably erected in four corner areas of the machine tool body, are positioned at two same sides and are in transmission connection through a second chain, and the two second driven chain wheels at the same side are respectively and fixedly arranged on the same rotating shaft with the corresponding first driven chain wheels. The utility model discloses can ensure big breadth work platform and move smoothly steady, can not squint, guarantee cutting quality.

However, in the above-mentioned method, after a long time of operation, the left and right driving mechanisms still have a large deviation due to the accumulation of error values, so that the cutting machine system cannot work due to error reporting.

Disclosure of Invention

The embodiment of the invention provides an automatic error correction mechanism of a large-format laser cutting machine, which aims to solve the problems in the prior art.

The embodiment of the invention adopts the following technical scheme: the utility model provides a big breadth laser cutting machine automatic error correction mechanism, includes laser cutting machine, still includes crossbeam, left error correction device, right error correction device, two vertical mobile device and two vertical ground roof beams, two vertical ground roof beams are the symmetry setting, two vertical mobile device sets up respectively on two vertical ground roof beams, left error correction device and right error correction device set up respectively at two vertical mobile device's top, the both ends of crossbeam set up respectively at left error correction device and right error correction device's top, laser cutting machine sets up on the crossbeam, right error correction device all includes first error correction piece, second error correction piece and third error correction piece, first error correction piece sets up on the removal end of one of them vertical mobile device, the second error correction piece sets up on the removal end of first error correction piece, the third error correction piece is located the rotation end of second error correction piece, the end part of the beam is connected to a third error correction piece, the left error correction device also comprises a second error correction piece and a third error correction piece, the second error correction piece on the left error correction device is connected to another longitudinal moving device, and the third error correction piece on the left error correction device is positioned at the rotating end of the second error correction piece on the left error correction device.

Further, every longitudinal movement device all includes vertical servo motor, gear, rack, linear guide slider, vertical linear guide and connecting plate, be equipped with the motor cabinet rather than sliding connection on vertical grade roof beam, vertical servo motor sets up on the motor cabinet, the gear sets up on vertical servo motor main shaft, the rack sets up on vertical grade roof beam and rack and gear engagement, vertical linear guide level sets up on vertical grade roof beam, linear guide slider sliding connection is on vertical linear guide, the connecting plate level sets up the top at the linear guide slider, the connecting plate is in same horizontal plane with motor cabinet fixed connection and with the motor cabinet.

Further, first error correction piece is including controlling automatically regulated linear guide, controlling automatically regulated connecting plate and controlling two regulating slide about, automatically regulated linear guide level sets up at the top of connecting plate about, regulating slide sliding connection is controlled on automatically regulated linear guide about for two, controlling automatically regulated connecting plate level setting is at the top of controlling regulating slide about two.

Further, the second error correction piece is including front and back automatically regulated axle, rotatory regulating plate and two conical bearing, front and back automatically regulated axle level sets up the top of controlling the automatically regulated connecting plate, two conical bearing rotates to be connected in front and back automatically regulated epaxially, rotatory regulating plate level sets up on two conical bearing.

Further, the third error correction piece is including rotating seat, front and back regulation rotor plate and level (l) ing taper bearing, it connects on rotatory regulating plate to rotate seat horizontal connection, the front and back regulation rotor plate passes through level (l) ing taper bearing and rotates to be connected on rotating the seat, the top of front and back regulation rotor plate is equipped with the mounting panel.

Furthermore, the top of the mounting plate is fixedly connected with the end part of the cross beam.

The embodiment of the invention adopts at least one technical scheme to achieve the following beneficial effects:

firstly, after the mechanism is used for a long time, the position deviation between two longitudinal moving devices can occur, so that the damage of parts in the longitudinal moving devices is caused, and the subsequent use is influenced, the first error correction piece and the second error correction piece in the mechanism work in a matching way so as to correct the horizontal position of the cross beam, the third error correction piece works to correct the front and back position of the cross beam, in the error correction process, the first error correction piece, the second error correction piece and the third error correction piece automatically correct the position of the cross beam through the movement of the two longitudinal moving devices, so that two ends of the cross beam are in the horizontal position, a certain reserved space is reserved in the moving process of the cross beam, and in the moving process of the cross beam, the first error correction piece, the second error correction piece and the third error correction piece, there is the space to make the skew of crossbeam and the change of position, error correction and correction, after correcting the crossbeam, be favorable to laser cutting machine's work, prevent the in-process that cuts, the emergence skew of the position of crossbeam leads to the fact the damage of spare part in the whole error correction mechanism after carrying out long-time use, influence subsequent use, make the crossbeam be in level and balanced state when removing after correcting, can not cause out of step that two longitudinal movement device removed, cause the damage of spare part, can increase the service life of device after correcting.

Secondly, when the position of the cross beam deviates to generate a displacement difference, the positions of the left error correction device and the right error correction device are not on the same horizontal line, the other end of the cross beam needs to be adjusted through the movement of the longitudinal moving device, when a system program judges the displacement difference between the two ends of the cross beam, the longitudinal servo motor only needs to work to drive the gear to rotate on the rack to drive the cross beam to move forwards or backwards, so that the two ends of the cross beam without the displacement difference are in a horizontal state, the deformation caused by the asynchronism of the two ends of the cross beam is avoided, further parts are damaged, the whole device can avoid the fracture and bending in the cross beam and parts caused by rigid connection after the displacement, and therefore the abrasion, the damage and the deformation can occur between the linear guide rail sliding block and the longitudinal linear guide rail, when the longitudinal servo motor works, the rotary adjusting plate rotates and rotates on the front conical bearing seat and the rear conical bearing seat through the two conical bearings, the left automatic adjusting connecting plate and the right automatic adjusting connecting plate can move left and right on the left automatic adjusting linear guide rail through the left adjusting sliding block and the right adjusting sliding block in the rotating process of the rotary adjusting plate, so that the position of the left automatic adjusting connecting plate and the position of the right automatic adjusting connecting plate are driven to move left and right horizontally, one end of the cross beam in an inclined state is subjected to micro-adjustment and error correction, and the two ends of the cross beam are positioned at the horizontal position.

Thirdly, when the vertical position of the cross beam is adjusted, the longitudinal servo motor works to drive the gear to rotate on the rack to drive the cross beam to move forward or backward, so that two ends of the cross beam without displacement difference are in a horizontal state, the front and rear adjusting rotating plates rotate on the rotating seat through the horizontal adjusting conical bearing in the moving process, the cross beam rotates on the front and rear adjusting rotating plates through the mounting plate, the vertical position of the cross beam is adjusted, the position of the cross beam is kept in a horizontal position in the vertical direction, when the front and rear adjusting rotating plates rotate on the rotating seat through the horizontal adjusting conical bearing, an error correction space is reserved, when the vertical error correction is performed, the adjustment operation is performed in the vertical direction of the cross beam in the error correction space, and the damage of parts in the whole device cannot be influenced by the deviation of the position of the cross beam, affecting subsequent use.

Drawings

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

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

FIG. 2 is a first partial schematic view of the present invention;

FIG. 3 is a second partial schematic view of the present invention;

FIG. 4 is a schematic structural diagram of a right error correction apparatus according to the present invention;

FIG. 5 is a schematic structural diagram of a left error correction apparatus according to the present invention;

reference numerals

The laser cutting machine comprises a laser cutting machine 1, a beam 2, a left error correction device 3, a longitudinal moving device 4, a longitudinal servo motor 41, a gear 43, a rack 44, a linear guide rail slide block 45, a longitudinal linear guide rail 46, a connecting plate 47, a right error correction device 5, a first error correction piece 51, a left and right automatic adjustment linear guide rail 512, a left and right automatic adjustment connecting plate 513, a left and right adjustment slide block 514, a second error correction piece 52, a front and rear automatic adjustment shaft 521, a rotary adjustment plate 522, a conical bearing 523, a third error correction piece 53, a rotary seat 531, a front and rear adjustment rotary plate 532, a horizontal adjustment conical bearing 533, a mounting plate 534, a longitudinal ground beam 6,

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 5, an embodiment of the present invention provides an automatic error correction mechanism for a large-format laser cutting machine, including a laser cutting machine 1, a cross beam 2, a left error correction device 3, a right error correction device 5, two longitudinal movement devices 4, and two longitudinal ground beams 6, where the two longitudinal ground beams 6 are symmetrically disposed, the two longitudinal movement devices 4 are respectively disposed on the two longitudinal ground beams 6, the left error correction device 3 and the right error correction device 5 are respectively disposed on top of the two longitudinal movement devices 4, two ends of the cross beam 2 are respectively disposed on top of the left error correction device 3 and the right error correction device 5, the laser cutting machine 1 is disposed on the cross beam 2, the right error correction device 5 includes a first error correction piece 51, a second error correction piece 52, and a third error correction piece 53, the first error correction piece 51 is disposed on a movement end of one of the longitudinal movement devices 4, the second error correction piece 52 is arranged at the moving end of the first error correction piece 51, the third error correction piece 53 is positioned at the rotating end of the second error correction piece 52, the end part of the cross beam 2 is connected to the third error correction piece 53, the left error correction device 3 also comprises the second error correction piece 52 and the third error correction piece 53, the second error correction piece 52 on the left error correction device 3 is connected to the other longitudinal moving device 4, and the third error correction piece 52 on the left error correction device 3 is positioned at the rotating end of the second error correction piece 52 on the left error correction device 3. The two longitudinal moving devices 4 can drive the laser cutting machine 1 to move longitudinally, so that laser cutting operation on articles is realized, when the articles are cut, after long-time use, position deviation occurs between the two longitudinal moving devices 4, so that parts in the longitudinal moving devices 4 are damaged, and subsequent use is influenced, in the left error correction device and the right error correction device 5, the first error correction piece 51 and the second error correction piece 52 work cooperatively to correct the horizontal position of the cross beam 2, the third error correction piece 53 works to correct the front-back direction position of the cross beam 2, in the error correction process, the first error correction piece 51, the second error correction piece 52 and the third error correction piece 53 all correct the position of the cross beam 2 automatically through the movement of the two longitudinal moving devices 4, the two ends of the beam 2 are in horizontal positions, a certain reserved space is reserved in the moving process of the beam 2, so that the deviation and the position change, error correction and correction of the beam 2 are realized by the space in the moving process of the beam 2, the laser cutting machine 1 can work favorably after error correction is performed on the beam 2, the situation that parts in the whole error correction mechanism are damaged after long-time use due to the deviation of the position of the beam 2 in the cutting process is prevented, subsequent use is influenced, the beam 2 is in a horizontal and balanced state during moving after correction, the asynchronous movement of the two longitudinal moving devices 4 cannot be caused, the damage of the parts can be caused, the service life of the devices can be prolonged after correction, and the deformation caused by the asynchronous movement of the two ends of the beam 2 is avoided, further damaging parts, and the whole device can avoid the fracture and bending of the cross beam 2 and parts caused by rigid connection after displacement, so that the linear guide rail slide block 45 and the longitudinal linear guide rail 46 can be abraded, damaged and deformed.

Specifically, every longitudinal movement device 4 all includes vertical servo motor 41, gear 43, rack 44, linear guide slider 45, vertical linear guide 46 and connecting plate 47, vertical ground roof beam 6 is the level and sets up subaerial, be equipped with on vertical ground roof beam 6 rather than sliding connection's motor cabinet, vertical servo motor 41 sets up on the motor cabinet, gear 43 sets up on vertical servo motor 41 main shaft, rack 44 sets up on vertical ground roof beam 6 and rack 44 meshes with gear 43, vertical linear guide 46 level sets up on vertical ground roof beam 6, linear guide slider 45 sliding connection is on vertical linear guide 46, connecting plate 47 level sets up at linear guide slider 45's top, connecting plate 47 and motor cabinet fixed connection just are in same horizontal plane with the motor cabinet. When the laser cutting machine 1 moves longitudinally, the longitudinal servo motor 41 works to drive the gear 43 to rotate on the rack 44, so that the positions of the left error correction device and the right error correction device 5 are driven to move longitudinally, the position of the cross beam 2 is driven to move longitudinally, the position of the laser cutting machine 1 is driven to move longitudinally, and laser cutting operation can be performed at different positions.

Specifically, the first error correction element 51 comprises a left and right automatic adjustment linear guide rail 512, a left and right automatic adjustment connecting plate 513, and two left and right adjustment sliding blocks 514, wherein the left and right automatic adjustment linear guide rail 512 is horizontally arranged at the top of the connecting plate 47, the two left and right adjustment sliding blocks 514 are slidably connected to the left and right automatic adjustment linear guide rail 512, and the left and right automatic adjustment connecting plate 513 is horizontally arranged at the top of the two left and right adjustment sliding blocks 514. The adjusting plate plays a supporting role during the use process, so that each device moves on the longitudinal linear guide rail 46 through the connecting plate 47; the second error correcting element 52 comprises a front and rear automatic adjusting shaft 521, a rotary adjusting plate 522 and two conical bearings 523, the front and rear automatic adjusting shaft 521 is horizontally arranged at the top of the left and right automatic adjusting connecting plate 513, the two conical bearings 523 are rotatably connected to the front and rear automatic adjusting shaft 521, and the rotary adjusting plate 522 is horizontally arranged on the two conical bearings 523; when the position of the beam deviates, when the displacement difference exists, and when the system program judges the displacement difference between the two ends of the beam 2, at this time, only the longitudinal servo motor 41 needs to work to drive the gear 43 to rotate on the rack 44, so as to drive the beam 2 to move forward or backward, so that the two ends of the beam 2 without the displacement difference are in a horizontal state, thereby avoiding the deformation caused by the asynchronous two ends of the beam 2 and further damaging the parts, after the displacement, the whole device can avoid the fracture and bending of the beam and the parts caused by rigid connection, thereby causing the abrasion and the deformation caused by the abrasion between the linear guide rail slide block 45 and the longitudinal linear guide rail 46, when the longitudinal servo motor 41 works, the rotary adjusting plate 522 rotates and rotates on the front and rear automatic adjusting shafts 521 through the two conical bearings 523, and the rotary adjusting plate 522 can make the left and right automatic adjusting connecting plates pass through the two left and right adjusting slide blocks 514 in the rotating process, and the left and right adjusting connecting plates 514 are in the 513 The left and right automatic adjustment linear guide rail 512 moves left and right to drive the position of the left and right automatic adjustment connecting plate 513 to move left and right horizontally, and one end of the cross beam 2 in an inclined state is subjected to micro adjustment and error correction, so that two ends of the cross beam 2 are in horizontal positions; two conical bearings 523 rotate on the front and rear automatic adjusting shafts 521, and two left and right adjusting sliders 514 move on the left and right automatic adjusting linear guide rails 512, so that a certain error correction space is provided during adjustment, the whole device can move in the error correction space during error correction and adjustment, error correction operation is performed on the offset position of the cross beam 2, damage to parts in the whole device due to the offset of the position of the cross beam 2 is avoided, subsequent use is not influenced, and the service life of the device can be prolonged after correction.

Specifically, the third error correction component 53 includes a rotation seat 531, a front-back adjustment rotation plate 532 and a horizontal adjustment taper bearing 533, the rotation seat 531 is horizontally connected to the rotation adjustment plate 522, the front-back adjustment rotation plate 532 is rotatably connected to the rotation seat 531 through the horizontal adjustment taper bearing 533, and a mounting plate 534 is disposed on the top of the front-back adjustment rotation plate 532. When the vertical position of the cross beam 2 is adjusted, the longitudinal servo motor 41 works to drive the gear 43 to rotate on the rack 44, so as to drive the cross beam 2 to move forward or backward, so that the two ends of the cross beam 2 have no displacement difference, the two ends of the cross beam 2 are in a horizontal state, the front-back adjusting rotating plate 532 rotates on the rotating seat 531 through the horizontal adjusting conical bearing 533 in the moving process, so that the cross beam 2 rotates on the front-back adjusting rotating plate 532 through the mounting plate 534, the vertical position of the cross beam 2 is adjusted, so that the position of the cross beam 2 is kept horizontal in the vertical direction, when the front-back adjusting rotating plate 532 rotates on the rotating seat 531 through the horizontal adjusting conical bearing 533, an error correction space is also reserved, when the vertical error correction is performed, the adjustment operation is performed on the vertical direction of the cross beam 2 in the error correction space, the damage of parts in the whole device cannot be influenced by the position offset of the cross beam 2, influence subsequent use, can increase the life of device after correcting.

Specifically, the top of the mounting plate 534 is fixedly connected with the end of the beam 2. When the adjustment is performed, the mounting plate 534 closely attaches the cross member 2 to the left and right error correction devices 3 and 5, and performs the error correction work on the cross member 2.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. An automatic error correction mechanism of a large-breadth laser cutting machine comprises a laser cutting machine (1) and is characterized by further comprising a cross beam (2), a left error correction device (3), a right error correction device (5), two longitudinal moving devices (4) and two longitudinal ground beams (6), wherein the two longitudinal ground beams (6) are symmetrically arranged, the two longitudinal moving devices (4) are respectively arranged on the two longitudinal ground beams (6), the left error correction device (3) and the right error correction device (5) are respectively arranged at the tops of the two longitudinal moving devices (4), two ends of the cross beam (2) are respectively arranged at the tops of the left error correction device (3) and the right error correction device (5), the laser cutting machine (1) is arranged on the cross beam (2), and the right error correction device (5) comprises a first error correction piece (51), a second error correction piece (52) and a third error correction piece (53), the first error correction piece (51) is arranged at the moving end of one of the longitudinal moving devices (4), the second error correction piece (52) is arranged at the moving end of the first error correction piece (51), the third error correction piece (53) is positioned at the rotating end of the second error correction piece (52), the end part of the cross beam (2) is connected to the third error correction piece (53), the left error correction device (3) also comprises the second error correction piece (52) and the third error correction piece (53), the second error correction piece (52) on the left error correction device (3) is connected to the other longitudinal moving device (4), and the third error correction piece (52) on the left error correction device (3) is positioned at the rotating end of the second error correction piece (52) on the left error correction device (3).

2. The automatic error correction mechanism of the large-format laser cutting machine according to claim 1, characterized in that: each longitudinal moving device (4) comprises a longitudinal servo motor (41), a gear (43), a rack (44), a linear guide rail sliding block (45), a longitudinal linear guide rail (46) and a connecting plate (47), the longitudinal ground beam (6) is provided with a motor base which is connected with the longitudinal ground beam in a sliding way, the longitudinal servo motor (41) is arranged on the motor base, the gear (43) is arranged on the main shaft of the longitudinal servo motor (41), the rack (44) is arranged on the longitudinal ground beam (6) and the rack (44) is meshed with the gear (43), the longitudinal linear guide rail (46) is horizontally arranged on the longitudinal ground beam (6), the linear guide rail sliding block (45) is connected on the longitudinal linear guide rail (46) in a sliding way, the connecting plate (47) is horizontally arranged at the top of the linear guide rail slide block (45), the connecting plate (47) is fixedly connected with the motor base and is positioned on the same horizontal plane with the motor base.

3. The automatic error correction mechanism of the large-format laser cutting machine according to claim 2, characterized in that: first error correction piece (51) about including automatically regulated linear guide (512), about automatically regulated connecting plate (513) and two adjust slider (514), automatically regulated linear guide (512) level setting is at the top of connecting plate (47) about, adjusts slider (514) sliding connection about two on automatically regulated linear guide (512), about automatically regulated connecting plate (513) level setting is at the top of adjusting slider (514) about two.

4. The automatic error correction mechanism of the large-format laser cutting machine according to claim 3, characterized in that: second error correction piece (52) are including front and back automatically regulated axle (521), rotation regulating plate (522) and two tapered bearing (523), front and back automatically regulated axle (521) level sets up the top at left and right automatically regulated connecting plate (513), two tapered bearing (523) rotate to be connected on front and back automatically regulated axle (521), rotation regulating plate (522) level sets up on two tapered bearing (523).

5. The large format laser cutting machine automatic error correction mechanism of claim 4, characterized in that: the third error correction piece (53) comprises a rotating seat (531), a front-back adjusting rotating plate (532) and a horizontal adjusting conical bearing (533), the rotating seat (531) is horizontally connected to the rotating adjusting plate (522), the front-back adjusting rotating plate (532) is rotatably connected to the rotating seat (531) through the horizontal adjusting conical bearing (533), and a mounting plate (534) is arranged at the top of the front-back adjusting rotating plate (532).

6. The automatic error correction mechanism of the large-format laser cutting machine according to claim 5, characterized in that: the top of the mounting plate (534) is fixedly connected with the end part of the cross beam (2).

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