CN210524194U - Self-detection teaching laser cutting machine - Google Patents

Self-detection teaching laser cutting machine Download PDF

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Publication number
CN210524194U
CN210524194U CN201921674740.8U CN201921674740U CN210524194U CN 210524194 U CN210524194 U CN 210524194U CN 201921674740 U CN201921674740 U CN 201921674740U CN 210524194 U CN210524194 U CN 210524194U
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China
Prior art keywords
axis
guide rails
plate
laser cutting
assembly
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CN201921674740.8U
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Chinese (zh)
Inventor
杨海东
吴雨松
张飞
张松
韩争光
司聪
夏锡全
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Lingbi Feisong Machinery Manufacturing Co ltd
Hefei University of Technology
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Lingbi Feisong Machinery Manufacturing Co ltd
Hefei University of Technology
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Priority to CN201921674740.8U priority Critical patent/CN210524194U/en
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Abstract

The utility model discloses a self-detection teaching laser cutting machine, which comprises a machine body, wherein the machine body is provided with a working assembly, the working assembly can move along the X-axis direction and the Y-axis direction respectively under the driving of an X-axis driving mechanism and a Y-axis driving mechanism, the working assembly comprises a vertical mounting plate, the left side and the right side of the mounting plate are respectively provided with a laser head assembly and a probe assembly, the laser head assembly comprises a laser head, and a first lead screw nut mechanism is driven by a first motor so as to drive the laser head to lift; the probe assembly comprises a spring probe, and a second screw nut mechanism is driven by a second motor so as to drive the spring probe to lift; the sensor arranged in the spring probe senses the change of the surface displacement of the workpiece, so that the surface appearance of the workpiece is drawn in a numerical control system of the laser cutting machine, and the laser head moves according to the surface appearance of the workpiece. The utility model has the advantages that: the laser cutting of the curved plate is realized under the condition of lower cost.

Description

Self-detection teaching laser cutting machine
Technical Field
The utility model relates to a laser cutting machine especially relates to a self-checking demonstrates laser cutting machine.
Background
The laser cutting is to focus the laser emitted from the laser into high power density laser beam via the light path system, the laser beam irradiates the surface of the workpiece to make the workpiece reach melting point or boiling point, and the high pressure gas coaxial with the laser beam blows away the molten or gasified metal, and the material forms cutting seam with the movement of the relative position of the laser beam and the workpiece, so as to reach the cutting purpose. The method has the advantages of high precision, quick cutting, no limitation of cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like.
However, most of the existing flat laser cutting machines are limited to processing common flat plates, and for plates including slope surfaces, wavy surfaces, V-shaped surfaces and the like and including special curved surfaces, the existing flat laser cutting machines cannot process the plates, if a three-dimensional laser cutting machine is adopted, the cost is increased, and the economic benefit is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a self-detection demonstrates laser cutting machine to realize carrying out laser cutting to the plate of curved surface under the lower condition of cost in hope.
The utility model discloses a realize through following technical scheme:
a self-detection teaching laser cutting machine comprises a machine body, wherein a working assembly is arranged on the machine body and can move along the X-axis direction and the Y-axis direction respectively under the driving of an X-axis driving mechanism and a Y-axis driving mechanism, the working assembly comprises a vertical mounting plate, a laser head assembly and a probe assembly are respectively arranged on the left side and the right side of the mounting plate,
the laser head assembly comprises a laser head, the top of the laser head is fixed on a first connecting plate, two ends of the first connecting plate are connected onto two first guide rails in a sliding mode, the two first guide rails are fixed on a mounting plate and are vertically arranged respectively, the first connecting plate is connected with a first motor through a first lead screw nut mechanism, and a lead screw of the first lead screw nut mechanism is driven to rotate through the first motor, so that the first connecting plate is driven to vertically slide on the two first guide rails, and the lifting of the laser head in the Z-axis direction is realized;
the probe assembly comprises a spring probe, the top of the spring probe is fixed on a second connecting plate, two ends of the second connecting plate are connected to two second guide rails in a sliding mode, the two second guide rails are fixed on the mounting plate and are vertically arranged respectively, the second connecting plate is connected with a second motor through a second lead screw nut mechanism, and a lead screw of the second lead screw nut mechanism is driven to rotate through the second motor, so that the second connecting plate is driven to vertically slide on the two second guide rails, and the spring probe is lifted in the Z-axis direction;
the change of the surface displacement of the workpiece is sensed through the sensor arranged in the spring probe, so that the surface appearance of the workpiece is drawn in a numerical control system of the laser cutting machine, and the laser head moves according to the surface appearance of the workpiece to realize laser cutting of the workpiece.
Furthermore, two X-axis guide rails extending along the X-axis direction are arranged on the lathe bed, two ends of the cross beam are connected with the two X-axis guide rails in a sliding manner, and the cross beam can slide back and forth along the two X-axis guide rails under the driving of the X-axis driving mechanism; the cross beam is provided with two Y-axis guide rails extending along the Y-axis direction, the supporting frame is connected with the two Y-axis guide rails in a sliding manner, and the supporting frame can slide back and forth along the Y-axis guide rails under the driving of the Y-axis driving mechanism; the working assembly is mounted within a support frame.
Further, a workbench is arranged on the lathe bed and is located below the working assembly.
Furthermore, the X-axis driving mechanism and the Y-axis driving mechanism are both screw and nut mechanisms.
Compared with the prior art, the utility model has the following advantages:
the utility model provides a pair of self-checking demonstrates laser cutting machine, it is through addding a probe subassembly at laser head subassembly side, before laser cutting, utilize probe subassembly simulation cutting route earlier and draw the surface appearance of waiting to process the work piece in numerical control system, when carrying out laser cutting, the laser head moves according to the surface appearance that draws, can the machined surface include the plate of curved surfaces such as slope, wave profile, V profile, the range of processing of dull and stereotyped laser cutting machine has been richened, also can avoid the processing in-process to hit the sword simultaneously, damage the laser head. The utility model discloses a laser cutting machine, simple and practical, facilitate promotion.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the present invention with the work table removed.
Fig. 3 is an enlarged view of fig. 2 at a.
Fig. 4 is a front view of the present invention.
Fig. 5 is a plan view of the present invention after the workpiece is placed therein.
Fig. 6 is a front view of the working assembly of the present invention.
Figure 7 is a side view of the laser head assembly of the present invention.
Figure 8 is a side view of a probe assembly of the present invention.
Reference numbers in the figures: the automatic welding machine comprises a machine body 1, a 2X-axis guide rail, a 3X-axis lead screw, a 4X-axis nut, a 5Y-axis lead screw, a 6 workpiece, a 7 working assembly, an 8Y-axis guide rail, a 9 cross beam, a 10 supporting frame, a 11 workbench, a 12 mounting plate, a 13 laser head, a 14 first connecting plate, a 15 first guide rail, a 16 first motor, a 17 first lead screw, an 18 spring probe, a 19 second connecting plate, a 20 second guide rail, a 21 second motor, a 22 second lead screw and a 23 second nut.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Referring to fig. 1 to 8, this embodiment discloses a self-detection teaching laser cutting machine, including lathe bed 1, be equipped with work subassembly 7 on the lathe bed 1, work subassembly 7 can move along X axle direction and Y axle direction respectively under the drive of X axle actuating mechanism and Y axle actuating mechanism, and X axle actuating mechanism is X axle feed screw nut mechanism, and Y axle actuating mechanism is Y axle feed screw nut mechanism. Be equipped with two X axle guide rails 2 that extend along X axle direction on the lathe bed 1, the both ends and two X axle guide rails 2 sliding connection of crossbeam 9, X axle feed screw nut mechanism includes screw-thread fit's X axle feed screw 3 and X axle nut 4 mutually, X axle feed screw 3 rotates and sets up on lathe bed 1, crossbeam 9 fixed mounting is on X axle nut 4, it is rotatory through X axle motor drive X axle nut 4, thereby it removes along X axle direction to drive X axle nut 4, and then drive crossbeam 9 and make a round trip to slide along two X axle guide rails 2. Be equipped with two Y axle guide rails 8 that extend along Y axle direction on the crossbeam 9, braced frame 10 and two Y axle guide rail 8 sliding connection, Y axle lead screw nut mechanism includes screw-thread fit's Y axle lead screw 5 and Y axle nut mutually, Y axle lead screw 5 rotates and sets up on crossbeam 9, braced frame 10 fixed mounting is on Y axle nut, it is rotatory through Y axle motor drive Y axle nut, thereby it removes along Y axle direction to drive Y axle nut, and then drive braced frame 10 and make a round trip to slide along Y axle guide rail 8.
The working assembly 7 is arranged in the supporting frame 10, the lathe bed 1 is provided with a working table 11, and the working table 11 is positioned below the working assembly 7. The working assembly 7 comprises a vertical mounting plate 12, and a laser head 13 assembly and a probe assembly are respectively arranged on the left side and the right side of the mounting plate 12.
The laser head 13 assembly comprises a laser head 13, the top of the laser head 13 is fixed on a first connecting plate 14, two ends of the first connecting plate 14 are slidably connected onto two first guide rails 15, the two first guide rails 15 are fixed on a mounting plate 12 and are vertically arranged respectively, the first connecting plate 14 is connected with a first motor 16 through a first lead screw nut mechanism, the first lead screw nut mechanism comprises a first lead screw 17 and a first nut which are in threaded fit with each other, the first lead screw 17 is rotatably arranged on the mounting plate 12, the first connecting plate 14 is fixed on the first nut, the first lead screw 17 of the first lead screw nut mechanism is driven to rotate through the first motor 16, so that the first connecting plate 14 is driven to vertically slide on the two first guide rails 15, and the lifting of the laser head 13 in the Z-axis direction is realized.
The probe assembly comprises a spring probe 18, the top of the spring probe 18 is fixed on a second connecting plate 19, two ends of the second connecting plate 19 are slidably connected to two second guide rails 20, the two second guide rails 20 are fixed on the mounting plate 12 and are vertically arranged respectively, the second connecting plate 19 is connected with a second motor 21 through a second lead screw nut mechanism, the second lead screw nut mechanism comprises a second lead screw 22 and a second nut 23 which are in threaded fit with each other, the second lead screw 22 is rotatably arranged on the mounting plate 12, the second connecting plate 19 is fixed on the second nut 23, the second lead screw 22 of the second lead screw nut mechanism is driven to rotate through the second motor 21, so that the second connecting plate 19 is driven to vertically slide on the two second guide rails 20, and the lifting of the spring probe 18 in the Z-axis direction is realized.
The sensor arranged in the spring probe 18 senses the change of the surface displacement of the workpiece 6, so that the surface appearance of the workpiece 6 is drawn in a numerical control system of the laser cutting machine, and the laser head 13 moves according to the surface appearance of the workpiece 6 to realize laser cutting of the workpiece 6.
In operation, a machining pattern to be machined is firstly drawn in the numerical control software, and the laser head 13 and the spring probe 18 are both retracted upwards to be in an initial position. After a workpiece 6 to be machined is placed on the workbench 11, the second motor 21 is started to enable the spring probe 18 to descend along the Z-axis direction, after the spring probe 18 is contacted with the surface of the workpiece 6 to be machined, the second motor 21 stops rotating, then the X-axis motor drives the X-axis screw rod nut mechanism to act, the Y-axis motor drives the Y-axis screw rod nut mechanism to act, the spring probe 18 of the working assembly 7 moves along the X-axis direction and the Y-axis direction according to a machining graph drawn before, in the process, the surface appearance of the workpiece 6 is input into a computer through a sensor arranged in the spring probe 18, and after the movement of the spring probe 18 is completed, the second motor 21 reverses to enable the spring probe 18 to rise to the initial position.
After the spring probe 18 inputs the surface appearance of the workpiece 6 into a computer to form a spline curve, a laser head 13 of the laser cutting machine automatically focuses, the laser head 13 sprays laser beams, and the laser head 13 walks in the X-axis direction, the Y-axis direction and the Z-axis direction according to the spline curve under the driving of an X-axis motor, a Y-axis motor and a first motor 16, so that the machining process is completed.
As described above, the self-detection teaching laser cutting machine realizes the drawing of the surface topography of different workpieces 6 through the spring probe 18, and inputs the drawing into the computer, so that the laser cutting machine realizes the processing of the workpieces 6 with different topography, the processing range of the existing planar laser cutting machine is expanded, and the laser cutting of the workpieces 6 with special curved surfaces such as slope surfaces, wavy surfaces, V-shaped surfaces and the like can be realized. The utility model discloses improved to current dull and stereotyped laser cutting machine, simple and practical, the facilitate promotion is guaranteeing to the processing of the work piece 6 of different curved surfaces under the lower condition of cost.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (4)

1. The utility model provides a self-detection instruction laser cutting machine, includes the lathe bed, be equipped with work subassembly on the lathe bed, work subassembly can remove its characterized in that along X axle direction and Y axle direction respectively under X axle actuating mechanism and Y axle actuating mechanism's drive: the working assembly comprises a vertical mounting plate, the left side and the right side of the mounting plate are respectively provided with a laser head assembly and a probe assembly,
the laser head assembly comprises a laser head, the top of the laser head is fixed on a first connecting plate, two ends of the first connecting plate are connected onto two first guide rails in a sliding mode, the two first guide rails are fixed on a mounting plate and are vertically arranged respectively, the first connecting plate is connected with a first motor through a first lead screw nut mechanism, and a lead screw of the first lead screw nut mechanism is driven to rotate through the first motor, so that the first connecting plate is driven to vertically slide on the two first guide rails, and the lifting of the laser head in the Z-axis direction is realized;
the probe assembly comprises a spring probe, the top of the spring probe is fixed on a second connecting plate, two ends of the second connecting plate are connected to two second guide rails in a sliding mode, the two second guide rails are fixed on the mounting plate and are vertically arranged respectively, the second connecting plate is connected with a second motor through a second lead screw nut mechanism, and a lead screw of the second lead screw nut mechanism is driven to rotate through the second motor, so that the second connecting plate is driven to vertically slide on the two second guide rails, and the spring probe is lifted in the Z-axis direction;
the change of the surface displacement of the workpiece is sensed through the sensor arranged in the spring probe, so that the surface appearance of the workpiece is drawn in a numerical control system of the laser cutting machine, and the laser head moves according to the surface appearance of the workpiece to realize laser cutting of the workpiece.
2. The self-testing teaching laser cutting machine according to claim 1, characterized in that: the lathe bed is provided with two X-axis guide rails extending along the X-axis direction, two ends of the cross beam are connected with the two X-axis guide rails in a sliding manner, and the cross beam can slide back and forth along the two X-axis guide rails under the driving of the X-axis driving mechanism; the cross beam is provided with two Y-axis guide rails extending along the Y-axis direction, the supporting frame is connected with the two Y-axis guide rails in a sliding manner, and the supporting frame can slide back and forth along the Y-axis guide rails under the driving of the Y-axis driving mechanism; the working assembly is mounted within a support frame.
3. The self-testing teaching laser cutting machine according to claim 1, characterized in that: the lathe bed is provided with a workbench which is positioned below the working assembly.
4. The self-testing teaching laser cutting machine according to claim 1, characterized in that: the X-axis driving mechanism and the Y-axis driving mechanism are both screw and nut mechanisms.
CN201921674740.8U 2019-09-30 2019-09-30 Self-detection teaching laser cutting machine Active CN210524194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921674740.8U CN210524194U (en) 2019-09-30 2019-09-30 Self-detection teaching laser cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921674740.8U CN210524194U (en) 2019-09-30 2019-09-30 Self-detection teaching laser cutting machine

Publications (1)

Publication Number Publication Date
CN210524194U true CN210524194U (en) 2020-05-15

Family

ID=70607307

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921674740.8U Active CN210524194U (en) 2019-09-30 2019-09-30 Self-detection teaching laser cutting machine

Country Status (1)

Country Link
CN (1) CN210524194U (en)

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