CN112404707A - Laser head small displacement driving device for laser cutting equipment - Google Patents
Laser head small displacement driving device for laser cutting equipment Download PDFInfo
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- CN112404707A CN112404707A CN202011392130.6A CN202011392130A CN112404707A CN 112404707 A CN112404707 A CN 112404707A CN 202011392130 A CN202011392130 A CN 202011392130A CN 112404707 A CN112404707 A CN 112404707A
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- connecting rod
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- 238000003698 laser cutting Methods 0.000 title claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
- B23K26/0876—Devices involving movement of the laser head in at least one axial direction in at least two axial directions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser head small displacement driving device for laser cutting equipment, which comprises: the laser head fixing frame is characterized in that a laser head is fixed at one end of the laser head fixing frame, and at least two gears meshed with each other are installed at the other end of the laser head fixing frame; the connecting rod, the one end of connecting rod is fixed with the gear, and the one end that the connecting rod kept away from the gear is connected with X axle motor rotation, and the closed area cross-sectional shape that two X axle motors and two gear central lines were injectd is isosceles trapezoid. According to the invention, the two X-axis motors are arranged, and the connecting rods are connected between the X-axis motors and the laser head fixing frames, so that the two X-axis motors, the two connecting rods and the laser head fixing frames form an isosceles trapezoid structure.
Description
Technical Field
The invention belongs to the field of lathes, relates to laser cutting equipment, and particularly relates to a laser head small displacement driving device for the laser cutting equipment.
Background
At present, the existing laser cutting equipment generally drives a laser head to move along the X-axis direction by an X-axis motor during working, and drives a beam to move along the Y-axis direction by a Y-axis motor, and the structure can enable the whole beam to frequently accelerate and decelerate along the Y-axis direction when cutting small-range complex graphs. The whole beam is relatively heavy, so that the laser cutting equipment can generate obvious vibration due to frequent acceleration and deceleration, so that the cutting precision is influenced, and in order to reduce the influence of the vibration on the cutting precision, the acceleration of the laser cutting equipment in the motion in the Y-axis direction can be only reduced, but the mode can seriously influence the performance of a machine tool; moreover, the beam is heavy, so the power of the Y-axis motor is large, and the energy consumption of the Y-axis motor is increased due to frequent acceleration and deceleration.
Therefore, how to provide a small displacement driving device for a laser head of a laser cutting device, which can overcome the above problems, is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a small displacement driving device for a laser head for laser cutting equipment, which solves the problems that when the laser cutting equipment is used for cutting a small-range complex figure, the whole cross beam frequently reciprocates, the whole equipment is impacted, and the cutting precision is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a laser head small displacement drive arrangement for laser cutting equipment, the laser head is installed and is responsible for in laser cutting equipment on the X axle motor of "X" axle direction motion, X axle motor can be on a crossbeam reciprocating motion, the both ends of crossbeam are fixed respectively and are responsible for on two Y axle motors of "Y" axle direction motion, the longeron that is parallel to each other is arranged at the both ends of crossbeam, Y axle motor can drive the crossbeam along longeron reciprocating motion can guarantee throughout at the in-process that removes the crossbeam with the longeron is perpendicular, include:
the laser head fixing frame is characterized in that the laser head is fixed at one end of the laser head fixing frame, at least two gears which are meshed with each other and have vertical axial leads are installed at the other end of the laser head fixing frame, and the gears can rotate relative to the laser head fixing frame;
the connecting rod, the connecting rod level set up and quantity with gear quantity is the same, the one end of connecting rod is fixed with the gear, X axle motor is provided with two and single power and is less than singly the power of Y axle motor, the connecting rod is kept away from the one end of gear with X axle motor rotates to be connected, two X axle motor and two the closed area cross-sectional shape that the central line of gear is injectd is isosceles trapezoid.
According to the technical scheme, compared with the prior art, the laser head is fixed on the laser head fixing frame, the two X-axis motors are arranged, the connecting rods are connected between the X-axis motors and the laser head fixing frame, so that the two X-axis motors, the two connecting rods and the laser head fixing frame form an isosceles trapezoid structure, the arrangement can ensure that a cross beam does not need to integrally perform Y-axis motion when the laser cutting equipment performs small-range complex pattern cutting, and the arrangement can greatly reduce impact of the laser cutting equipment caused by frequent acceleration and deceleration in the Y-axis direction, so that the vibration of a machine tool is obviously reduced, the cutting precision is improved, and the overall performance of the machine tool is improved; and, when the complicated figure of minim scope is cut, because only two X axle motors move, and X axle motor power is less than Y axle motor, this setting can greatly reduced laser cutting equipment's energy consumption.
Preferably, the number of the gears is 4, the gears are arranged in pairs in an opposite mode, the two gears which are arranged in an opposite mode are fixed through a fixing shaft, and the laser head fixing frame is sleeved on the fixing shaft; the connecting rod is provided with 4 and two liang of mutual dispositions, two mutual dispositions the connecting rod interval suit is fixed and is located the laser head mount with between the gear on the fixed axle. This setting can improve the stability of laser head motion.
Preferably, the cross section of the cross beam is rectangular, two sliding strips are fixed on one side wall of the cross beam, the central line of each sliding strip in the length direction of the sliding strip is parallel to the central line of the cross beam in the length direction of the cross beam, one sliding strip of the two sliding strips is connected with a first fixing block, the other sliding strip is connected with a second fixing block, the first fixing block is provided with the X-axis motor, and the second fixing block is rotatably connected with an output shaft of the X-axis motor; a rack is fixed on the side wall of the cross beam along the length direction of the cross beam, the rack is positioned between the two sliding strips, a driving gear is fixed on an output shaft of the X-axis motor, and the driving gear is meshed with the rack. This set up can reliable and stable fixed X axle motor on the one hand, and on the other hand can guarantee that X axle motor can be smooth and easy slide on the crossbeam.
Preferably, the X-axis motor is a servo motor. This setting can guarantee that the X axle motor can be controlled by accuracy.
Preferably, the distance between the axes of the output shafts of the two X-axis motors in the length direction of the cross beam is greater than the distance between the wheel centers of the two gears meshed with each other in the length direction of the cross beam. This setting can guarantee that connecting rod and laser head can be reliable removes, improves its whole stability of operation.
Compared with the prior art, the invention discloses a small displacement driving device of a laser head for laser cutting equipment. The following technical effects can be achieved:
the invention discloses a laser head small displacement driving device for laser cutting equipment, wherein a laser head is fixed on a laser head fixing frame, two X-axis motors are arranged, and a connecting rod is connected between the X-axis motors and the laser head fixing frame, so that the two X-axis motors, the two connecting rods and the laser head fixing frame form an isosceles trapezoid structure, a gear is fixed at one end of each connecting rod, which is far away from a cross beam, and the gears on the two connecting rods are mutually meshed, thereby ensuring that the two X-axis motors, the two connecting rods and the laser head fixing frame always form the isosceles trapezoid structure no matter how the two X-axis motors move on the cross beam. The arrangement can ensure that the beam does not need to integrally perform Y-axis motion when the laser cutting equipment performs small-range complex pattern cutting, and the arrangement can greatly reduce the impact of the laser cutting equipment caused by frequent acceleration and deceleration in the Y-axis direction, thereby obviously reducing the vibration of a machine tool, improving the cutting precision and improving the overall performance of the machine tool; and, when the complicated figure of minim scope is cut, because only two X axle motors move, and X axle motor power is less than Y axle motor, this setting can greatly reduced laser cutting equipment's energy consumption.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an isometric view of a small displacement drive for a laser head for a laser cutting apparatus;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a top view of a small displacement driving device of a laser head for a laser cutting apparatus.
In the figure:
the laser head fixing device comprises a laser head 1, an X-axis motor 2, an output shaft 20, a cross beam 3, a Y-axis motor 4, a longitudinal beam 5, a laser head fixing frame 6, a gear 7, a connecting rod 8, a fixing shaft 9, a sliding strip 10, a fixing block I11, a fixing block II 12, a rack 13 and a driving gear 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The invention discloses a laser head small displacement driving device for laser cutting equipment, wherein a laser head 1 is fixed on a laser head fixing frame 6 and is provided with two X-axis motors 2, and a connecting rod 8 is connected between the X-axis motors 2 and the laser head fixing frame 6, so that the two X-axis motors 2, the two connecting rods 8 and the laser head fixing frame 6 form an isosceles trapezoid structure, a gear 7 is fixed at one end of the connecting rod 8, which is far away from a cross beam 3, and the gears 7 on the two connecting rods 8 are mutually meshed, so that the two X-axis motors 2, the two connecting rods 8 and the laser head fixing frame 6 are always in the isosceles trapezoid structure no matter how to move on the cross beam 3. When the laser cutting equipment needs to perform small-range cutting, the distance between the two X-axis motors 2 can be changed through the relative motion of the two X-axis motors 2, so that the laser head 1 moves along the Y-axis direction, and meanwhile, the X-axis motor 2 can also drive the laser head 1 to move along the X-axis direction, so that the small-range cutting can be performed without moving the Y-axis motor 4. The arrangement can ensure that when the laser cutting equipment cuts complex patterns in a small range, the beam 3 does not need to integrally move along the Y axis, and the arrangement can greatly reduce the impact of the laser cutting equipment caused by frequent acceleration and deceleration along the Y axis direction, thereby obviously reducing the vibration of a machine tool, improving the cutting precision and improving the overall performance of the machine tool; and, when the complicated figure of minim scope is cut, because only two X axle motors 2 move, and X axle motor 2 power is less than Y axle motor 4, this setting can greatly reduced laser cutting equipment's energy consumption.
Examples
Referring to fig. 1-3, which are schematic structural diagrams of an embodiment of the present invention in whole and in part, the present invention provides a small displacement driving device for a laser head of a laser cutting device, the laser head 1 is installed on an X-axis motor 2 in the laser cutting device, the X-axis motor 2 is responsible for moving in the "X" axis direction, the X-axis motor 2 can reciprocate on a beam 3, two ends of the beam 3 are respectively fixed on two Y-axis motors 4 in the "Y" axis direction, longitudinal beams 5 parallel to each other are arranged at two ends of the beam 3, the Y-axis motors 4 can drive the beam 3 to reciprocate along the longitudinal beams 5, and the beam 3 can be always ensured to be perpendicular to the longitudinal beams 5 in the moving process, including:
the laser head fixing device comprises a laser head fixing frame 6, wherein one end of the laser head fixing frame 6 is fixedly provided with a laser head 1 through a bolt, the other end of the laser head fixing frame 6 is provided with at least two gears 7 which are meshed with each other and have vertical axial leads, and the gears 7 can rotate relative to the laser head fixing frame 6;
the connecting rod 8, the connecting rod 8 level sets up and quantity is the same with gear 7 quantity, connecting rod 8 cross section is the rectangle, and the one end of connecting rod 8 is fixed with gear 7, and X axle motor 2 is provided with two and single power and is less than the power of single Y axle motor 4, and the one end that connecting rod 8 kept away from gear 7 is connected with X axle motor 2 rotation, and the closed area cross-sectional shape that two X axle motors 2 and two gear 7 central lines were injectd is isosceles trapezoid.
More specifically, 4 gears 7 are arranged in pairs and are oppositely arranged, the two oppositely arranged gears 7 are fixed through a fixed shaft 9, and the laser head fixing frame 6 is sleeved on the fixed shaft 9; the connecting rods 8 are arranged in pairs in 4, and the two connecting rods 8 which are arranged oppositely are sleeved and fixed on a fixing shaft 9 between the laser head fixing frame 6 and the gear 7 at intervals.
Further specifically, the cross section of the cross beam 3 is rectangular, two sliding strips 10 are fixed on one side wall of the cross beam through bolts, the central line of each sliding strip 10 in the length direction is parallel to the central line of the cross beam 3 in the length direction, one sliding strip 10 in the two sliding strips is connected with a first fixed block 11 in a sliding mode, the other sliding strip is connected with a second fixed block 12 in a sliding mode, the first fixed block 11 is provided with the X-axis motor 2, and the second fixed block 12 is rotatably connected with an output shaft 20 of the X-axis motor 2; a rack 13 is fixed on the side wall of the beam 3 along the length direction of the beam 3 through bolts, the rack 13 is positioned between the two sliding strips 10, a driving gear 14 is fixed on an output shaft 20 of the X-axis motor 2, and the driving gear 14 is meshed with the rack 13.
More specifically, the X-axis motor 2 is a servo motor.
More specifically, the distance between the axes of the output shafts 20 of the two X-axis motors 2 in the longitudinal direction of the cross beam 3 is greater than the distance between the centers of the two gears 7 engaged with each other in the longitudinal direction of the cross beam 3.
The working principle of the laser head small displacement driving device for the laser cutting equipment is as follows:
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a laser head small displacement drive arrangement for laser cutting equipment, laser head (1) are installed and are responsible for in laser cutting equipment on X axle motor (2) of "X" axle direction motion, X axle motor (2) can be on a crossbeam (3) reciprocating motion, the both ends of crossbeam (3) are fixed respectively and are responsible for on two Y axle motor (4) of "Y" axle direction motion, longeron (5) that are parallel to each other are arranged at the both ends of crossbeam (3), Y axle motor (4) can drive crossbeam (3) along longeron (5) reciprocating motion can guarantee throughout at the in-process that removes crossbeam (3) with longeron (5) are perpendicular, its characterized in that includes:
the laser head fixing frame (6), one end of the laser head fixing frame (6) is fixed with the laser head (1), the other end of the laser head fixing frame is provided with at least two gears (7) which are meshed with each other and have vertical axial leads, and the gears (7) can rotate relative to the laser head fixing frame (6);
connecting rod (8), connecting rod (8) level set up and quantity with gear (7) quantity is the same, the one end of connecting rod (8) is fixed with gear (7), X axle motor (2) are provided with two and single power and are less than single the power of Y axle motor (4), connecting rod (8) are kept away from the one end of gear (7) with X axle motor (2) rotate to be connected, two X axle motor (2) and two the closed area cross-sectional shape that the central line of gear (7) was injectd is isosceles trapezoid.
2. The laser head small displacement driving device for the laser cutting equipment according to claim 1 is characterized in that 4 gears (7) are arranged oppositely in pairs, the two oppositely arranged gears (7) are fixed by a fixed shaft (9), and the laser head fixing frame (6) is sleeved on the fixed shaft (9); connecting rod (8) are provided with 4 and two liang of mutual dispositions, two mutual dispositions connecting rod (8) interval suit is fixed and is located laser head mount (6) with between gear (7) on fixed axle (9).
3. The laser head small displacement driving device for the laser cutting equipment is characterized in that the cross section of the cross beam (3) is rectangular, two sliding strips (10) are fixed on one side wall of the cross beam, the central line of each sliding strip (10) in the length direction of the cross beam is parallel to the central line of each cross beam (3) in the length direction of the cross beam, one sliding connection of each sliding strip (10) is provided with a first fixing block (11), the other sliding connection of each sliding strip is provided with a second fixing block (12), the first fixing block (11) is provided with the X-axis motor (2), and the second fixing block (12) is rotatably connected with an output shaft (20) of the X-axis motor (2); a rack (13) is fixed on the side wall of the cross beam (3) along the length direction of the cross beam (3), the rack (13) is positioned between the two sliding strips (10), a driving gear (14) is fixed on an output shaft (20) of the X-axis motor (2), and the driving gear (14) is meshed with the rack (13).
4. The small displacement driving device of laser head for laser cutting equipment according to claim 1 is characterized in that the X-axis motor (2) is a servo motor.
5. A laser head small displacement driving device for laser cutting equipment according to claim 1, characterized in that the distance of the axle centers of the output shafts (20) of the two X-axis motors (2) in the length direction of the beam (3) is larger than the distance of the wheel centers of the two gears (7) engaged with each other in the length direction of the beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011392130.6A CN112404707B (en) | 2020-12-01 | 2020-12-01 | Laser head small displacement driving device for laser cutting equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011392130.6A CN112404707B (en) | 2020-12-01 | 2020-12-01 | Laser head small displacement driving device for laser cutting equipment |
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| Publication Number | Publication Date |
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| CN112404707A true CN112404707A (en) | 2021-02-26 |
| CN112404707B CN112404707B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011392130.6A Active CN112404707B (en) | 2020-12-01 | 2020-12-01 | Laser head small displacement driving device for laser cutting equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116275570A (en) * | 2023-02-20 | 2023-06-23 | 上海发那科机器人有限公司 | A small track high precision laser cutting device |
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| CN102303187A (en) * | 2011-08-16 | 2012-01-04 | 江苏扬力数控机床有限公司 | Three-dimensional five-axis computerized numerical control laser cutting machine |
| CN103658980A (en) * | 2013-11-27 | 2014-03-26 | 武汉法利莱切割系统工程有限责任公司 | Main unit of square tube laser cutting machine |
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| CN108406136A (en) * | 2018-04-20 | 2018-08-17 | 金凯达（佛山）智能装备有限公司 | A kind of laser cutting machine of plank or band |
| CN109848585A (en) * | 2019-04-09 | 2019-06-07 | 东莞市力星激光科技有限公司 | A kind of laser pipe cutter and its Pipe Cutting method |
| CN214161746U (en) * | 2020-12-01 | 2021-09-10 | 河北汉智数控机械有限公司 | Laser head small displacement driving device for laser cutting equipment |
-
2020
- 2020-12-01 CN CN202011392130.6A patent/CN112404707B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211252A (en) * | 2011-05-16 | 2011-10-12 | 江苏扬力数控机床有限公司 | Mounting-type parallel numerical control laser cutting machine |
| CN102303187A (en) * | 2011-08-16 | 2012-01-04 | 江苏扬力数控机床有限公司 | Three-dimensional five-axis computerized numerical control laser cutting machine |
| CN103658980A (en) * | 2013-11-27 | 2014-03-26 | 武汉法利莱切割系统工程有限责任公司 | Main unit of square tube laser cutting machine |
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| CN108406136A (en) * | 2018-04-20 | 2018-08-17 | 金凯达（佛山）智能装备有限公司 | A kind of laser cutting machine of plank or band |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116275570A (en) * | 2023-02-20 | 2023-06-23 | 上海发那科机器人有限公司 | A small track high precision laser cutting device |
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