CN220659541U - Z-axis mechanism of laser cutting machine and laser cutting machine - Google Patents

Abstract

The application discloses laser cutting machine Z axle mechanism and laser cutting machine. The Z-axis mechanism of the laser cutting machine comprises a main body, a guide rail and a slide carriage. Wherein the guide rail is mounted on the main body and extends in the height direction of the main body; the slide carriage is slidably arranged on the guide rail, the slide carriage is provided with a locating plate and a mounting plate, the locating plate is parallel to the guide rail, the locating plate is fixed on the slide carriage, the mounting plate is located at one side, away from the guide rail, of the locating plate, the mounting plate is movably connected to the slide carriage through a connecting component and can deviate relative to the locating plate, and the mounting plate is used for mounting a cutting head. The Z-axis mechanism of the laser cutting machine and the laser cutting machine can solve the problem that a cutting head of the laser cutting machine in the prior art is easy to damage.

Description

Z-axis mechanism of laser cutting machine and laser cutting machine

Technical Field

The application relates to the technical field of laser cutting devices, in particular to a Z-axis mechanism of a laser cutting machine and the laser cutting machine.

Background

The laser cutting machine is a machine which focuses laser light emitted from a laser into a laser beam with high power density through an optical path system and irradiates the laser beam onto the surface of a workpiece to enable the workpiece to reach a melting point or a boiling point so as to complete cutting. Compared with the traditional mechanical cutting machine, the high-energy light beam for the laser cutting machine has the advantages of high precision, smooth and burr-free cut after cutting, no need of reprocessing, rapid cutting and more than 100 times of the traditional linear cutting speed.

Be provided with the cutting head on the Z axle mechanism of common laser cutting machine, at in-service use's in-process, the cutting head has the risk of unexpected collision, and the cutting head takes place to damage easily during the collision, and then can cause harmful effect to the cutting accuracy of laser cutting machine.

Disclosure of Invention

The main aim of the application is to provide a Z-axis mechanism of a laser cutting machine and the laser cutting machine, so as to solve the problem that a cutting head of the laser cutting machine in the prior art is easy to damage.

According to one aspect of the present application, there is provided a laser cutter Z-axis mechanism comprising:

a main body;

a guide rail mounted on the main body and extending in a height direction of the main body;

the slide carriage, the slide carriage slidable installs on the guide rail, just be provided with locating plate and mounting panel on the slide carriage, the locating plate with the mounting panel is on a parallel with the guide rail sets up, the locating plate is fixed on the slide carriage, the mounting panel is located the locating plate is kept away from one side of guide rail, the mounting panel passes through coupling assembling swing joint and is in on the slide carriage and can be relative the locating plate takes place the skew, the mounting panel is used for installing the cutting head.

Further, the mounting plate and the positioning plate are adsorbed and fixed through the magnetic component.

Further, the magnetic assembly comprises a plurality of magnet blocks, and the magnet blocks are respectively embedded in the positioning plate and the mounting plate.

Further, a positioning assembly is arranged between the mounting plate and the positioning plate.

Further, the locating component comprises a first locating pin, the first locating pin extends along the length direction of the guide rail, the first locating pin protrudes out of the side surface, close to the mounting plate, of the locating plate, and a first locating groove matched with the first locating pin is formed in the mounting plate.

Further, the locating component comprises a second locating pin, the second locating pin extends along the width direction of the guide rail, the second locating pin protrudes out of the side surface, close to the mounting plate, of the locating plate, and a second locating groove matched with the second locating pin is formed in the mounting plate.

Further, the Z axis of the laser cutting machine comprises a detection element, and the detection element is used for detecting whether the mounting plate is opposite to the positioning plate or not.

Further, the detection element includes a photosensor.

Further, the slide carriage is a rectangular plate, the width direction of the slide carriage is perpendicular to the length direction of the guide rail, and the width of the slide carriage is 210mm to 250mm.

On the other hand, the application also provides a laser cutting machine, which comprises the Z-axis mechanism of the laser cutting machine.

In this application, laser cutting machine Z axle mechanism during operation drives the slide carriage through drive assembly and slides along the guide rail to control the cutting head rotation and carry out laser cutting can. Because the cutting head is installed on the mounting plate, when the cutting head is collided, the mounting plate can deviate relative to the locating plate, so that the rigid collision of the cutting head and other objects is avoided, and the cutting head can be prevented from being damaged to a certain extent. That is, through install the cutting head on the mounting panel that can take place the skew with the locating plate in this application, when the cutting head bumps with other objects, the mounting panel can take place the skew with the locating plate relatively, and then can reduce the power that the cutting head bumps with other objects, avoid the cutting head damage, can guarantee the machining precision of the laser cutting machine of this application to a certain extent.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a perspective view of a Z-axis mechanism of a laser cutting machine disclosed in an embodiment of the present application;

fig. 2 is an enlarged view of the region M in fig. 1;

FIG. 3 is a perspective view of a laser cutter Z-axis mechanism according to an embodiment of the present disclosure with a cutting head removed;

fig. 4 is a perspective view of a main body of a Z-axis mechanism of a laser cutter according to an embodiment of the present application.

Wherein the above figures include the following reference numerals:

10. a main body; 11. a vertical section; 12. a horizontal section; 13. a reinforcing plate; 101. positioning the boss; 102. a connection hole; 103. positioning convex strips; 104. a positioning part; 20. a guide rail; 30. a slide carriage; 31. a positioning plate; 32. a mounting plate; 40. a cutting head; 51. a first positioning pin; 52. a second positioning pin; 60. a detection element; 70. a drive assembly; 80. and a connection assembly.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the authorization specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Referring to fig. 1-4, a laser cutter Z-axis mechanism is provided according to an embodiment of the present application. The laser cutter Z-axis mechanism comprises a main body 10, a guide rail 20 and a slide carriage 30.

Wherein the guide rail 20 is installed on the main body 10 and extends in the height direction of the main body 10; slide carriage 30 slidably installs on guide rail 20, and is provided with locating plate 31 and mounting panel 32 on the slide carriage 30, locating plate 31 and mounting panel 32 are parallel to guide rail 20 and are set up, and locating plate 31 is fixed on slide carriage 30, and mounting panel 32 is located the one side that locating plate 31 kept away from guide rail 20, and this mounting panel 32 passes through coupling assembling 80 swing joint on slide carriage 30 and can take place the skew relative to locating plate 31, and this mounting panel 32 is used for installing cutting head 40.

In this application, when the Z-axis mechanism of the laser cutting machine works, the driving component 70 drives the slide carriage 30 to slide along the guide rail 20, and controls the cutting head 40 to rotate for laser cutting. Because the cutting head 40 is mounted on the mounting plate 32, when the cutting head 40 is collided, the mounting plate 32 can deviate relative to the positioning plate 31, so that the cutting head 40 is prevented from rigidly colliding with other objects, and the cutting head 40 can be prevented from being damaged to a certain extent. That is, in this application, through installing the cutting head 40 on the mounting panel 32 that can take place the skew relative to the locating plate 31, when the cutting head 40 bumps with other objects, the mounting panel 32 can take place the skew relative to the locating plate 31, and then can reduce the power that the cutting head 40 bumps with other objects, avoids the cutting head 40 to damage, can guarantee the machining precision of the laser cutting machine of this application to a certain extent.

Further, the connection assembly 80 in this embodiment includes an elastic connection member, which may be an elastic connection tube, an elastic connection rope, or the like, to facilitate the movable connection of the mounting plate 32 to the carriage 30. The driving assembly 70 comprises a driving motor, a screw rod assembly and the like, and is actually mounted on a sliding block of the screw rod assembly, the driving motor works to drive the screw rod assembly to move, and then the slide carriage 30 is driven to move up and down along the guide rail 20, so that the structure is simple, and the implementation is convenient.

Further, the mounting plate 32 and the positioning plate 31 in the present embodiment are both square plate structures, and the mounting plate 32 and the positioning plate 31 are fixed by magnetic attraction components (not shown in the figure). This structure adsorbs the mounting panel 32 together with locating plate 31 through the magnetism subassembly and fixes, and when the impact that cutting head 40 received was greater than the adsorption affinity between mounting panel 32 and the locating plate 31, the mounting panel 32 can take place the skew relative to the locating plate 31, avoids cutting head 40 and other objects to take place violently to collide and damage.

The magnetic assembly comprises a plurality of magnet blocks which are respectively embedded in the positioning plate 31 and the mounting plate 32, so that the positioning plate 31 and the mounting plate 32 are conveniently attracted and fixed together, and the stability and the reliability of the cutting head 40 under normal working can be ensured. Alternatively, the magnet blocks may be two or more, so long as the positioning plate 31 and the mounting plate 32 can be fixed together by a certain magnetic force.

Further, a positioning component is arranged between the mounting plate 32 and the positioning plate 31, and through the positioning function of the positioning component, the mounting precision of the cutting head 40 under normal operation can be ensured, and then the cutting precision of the laser cutting machine can be ensured. Alternatively, the positioning assembly in the present embodiment includes a first positioning pin 51 and a second positioning pin 52. The first positioning pin 51 extends along the length direction of the guide rail 20, the first positioning pin 51 protrudes out of the side surface of the positioning plate 31, which is close to the mounting plate 32, and a first positioning groove matched with the first positioning pin 51 is formed in the mounting plate 32. The second positioning pin 52 extends along the width of the guide rail 20, the second positioning pin 52 protrudes out of the side surface of the positioning plate 31, which is close to the mounting plate 32, and a second positioning groove matched with the second positioning pin 52 is formed in the mounting plate 32.

In the initial state, the first positioning pin 51 is inserted in the first positioning groove, the second positioning pin 52 is inserted in the second positioning groove, and the mounting plate 32 can be effectively limited by the action of the first positioning pin 51 and the second positioning pin 52 extending along the length direction and the width direction of the guide rail 20, so that the position of the mounting plate 32 on the positioning plate 31 in the initial state is conveniently ensured, and the mounting plate 32 is conveniently reset.

Further, the Z-axis of the laser cutter in this embodiment further includes a detecting element 60, and the detecting element 60 is configured to detect whether the mounting plate 32 is offset with respect to the positioning plate 31. Specifically, the detecting elements 60 are installed on two sides of the positioning plate 31, and when the detecting elements 60 detect that the mounting plate 32 is offset relative to the positioning plate 31, the controller of the laser cutting machine can control the cutting head 40 to stop working, so that the safety of the Z-axis mechanism of the laser cutting machine in the embodiment in use can be improved. Alternatively, the detecting element 60 in the present embodiment may be a photoelectric sensor, a displacement sensor, or the like, which is within the scope of the present application as long as other modifications are contemplated by the present application.

As shown in fig. 3 and 4, the main body 10 in this embodiment is provided with at least one positioning protruding strip 103, the positioning protruding strip 103 extends along the height direction of the main body 10, at least two rows of connecting holes 102 are provided in the length direction of each positioning protruding strip 103, and each row of connecting holes 102 includes a plurality of connecting holes 102; the guide rails 20 are arranged in one-to-one correspondence with the positioning bosses 101, and the guide rails 20 are fixedly arranged on the positioning convex strips 103 through connecting pieces penetrating through the connecting holes 102; carriage 30 is slidably mounted on rail 20 and carriage 30 is used to mount cutting head 40.

It should be understood that the positioning ribs 103 in this embodiment may be one, two, three or more, and fig. 1 of the present application shows the case when the positioning ribs 103 are two. The connecting holes 102 provided on each positioning protruding strip 103 may be two rows, three rows or more, and in fig. 1 of the present application, the case where the connecting holes 102 are two rows or more is shown. The number of the connection holes 102 in each row may be two, three, four or more, and fig. 1 of the present application shows a case where one row of connection holes 102 includes 8 connection holes 102.

In this application, since the positioning protruding strip 103 is provided with at least two rows of connection holes 102, when the guide rail 20 is actually installed, the guide rail 20 may be connected to the positioning protruding strip 103 by a connector (not shown) penetrating through the rows of connection holes 102. Compared with the conventional mode of mounting the guide rail 20 on the main body 0 by using a row of connecting holes 102, the laser cutting machine Z-axis mechanism in this embodiment has better rigidity, and when the cutting head 40 mounted on the slide carriage 30 runs at a high speed, the guide rail 20 is not easy to deform, so that the cutting precision of the laser cutting machine can be ensured to a certain extent.

Illustratively, the connecting hole 102 in the present embodiment is a threaded hole, and the connecting member may be a connecting bolt, a connecting screw, or the like.

Specifically, the main body 10 in the present embodiment includes a vertical section 11, a horizontal section 12, and a reinforcing plate 13. Wherein, horizontal segment 12 is connected perpendicularly on vertical segment 11, and location sand grip 103 sets up on vertical segment 11, and reinforcing plate 13 connects between horizontal segment 12 and vertical segment 11. Optionally, the vertical section 11 and the horizontal section 12 are both plate-shaped structures, which facilitate the installation of the guide rail 20 by providing the positioning ribs 103, and also facilitate the installation of other accessory structures of the laser cutting head Z-axis mechanism. The reinforcing plate 13 is connected between the horizontal section 12 and the vertical section 11 so as to enhance rigidity of the entire body 10.

Optionally, in this embodiment, two reinforcing plates 13 are provided, and the two reinforcing plates 13 are respectively disposed on two opposite sides of the horizontal section 12, so that the two reinforcing plates 13 are disposed on two sides of the horizontal section 12, and the plate surface of the horizontal section 12 can be avoided, and other accessory structures of the laser cutting machine can be conveniently mounted on the horizontal section 12. In addition, when the connection position of the horizontal section 12 and the vertical section 11 is deviated from the top or bottom of the vertical section 11, the reinforcing plate 13 may extend along both sides of the horizontal section 12 and be connected to the vertical section 11, which can further improve the rigidity of the body 10.

Of course, in other embodiments of the present application, the reinforcing plate 13 may be provided in three, four or more, and any other modifications within the spirit of the present application are within the scope of the present application.

In order to further improve the rigidity of the main body 10 in the present application, the vertical section 11, the horizontal section 12, and the reinforcing plate 13 in the present application are provided in an integrally formed manner. During actual processing, the vertical section 11, the horizontal section 12 and the reinforcing plate 13 are processed by adopting an integral casting mode, so that the structure is high in strength and good in stability.

Further, the main body 10 in this embodiment is an aluminum-steel composite part, and during actual production, an embedded part is arranged at a position where the main body 10 needs to be perforated, the embedded part is of a steel structure, and other positions are of aluminum structures, so that the weight of the Z-axis mechanism of the laser cutting machine can be reduced to a certain extent, and the Z-axis mechanism of the laser cutting machine can be controlled conveniently to realize quick response.

Further, the top end of the vertical section 11 is provided with a positioning boss 101, the positioning boss 101 protrudes along the side surface of the vertical section 11, and the height of the positioning boss 101 protruding from the vertical section 11 is higher than the height of the guide rail 20 protruding from the vertical section 11. When the slide carriage 30 slides along the guide rail 20, the slide carriage 30 is conveniently limited by the positioning boss 101, and other accessories of the Z-axis mechanism of the laser cutting machine are conveniently installed.

The main body 10 of the present application is provided with a positioning portion 104, and the main body 10 is mounted on a predetermined structure by the positioning portion 104. Alternatively, the positioning portion 104 may be a positioning hole or the like, and the positioning portion 104 is provided at both sides of the vertical section 11, so that the main body 10 is stably mounted on other structures.

In this application, the laser cutter Z-axis also includes a balancing assembly disposed between the body 10 and the carriage 30 to balance the weight of the carriage 30 and the cutting head 40. By providing a balancing assembly to balance the weight of carriage 30 and cutting head 40, a quick response of cutting head 40 is ensured.

Optionally, the balancing assembly in this embodiment includes a telescopic cylinder (not shown) disposed between the body 10 and the carriage 30 to apply a Z-force to the carriage 30. When in actual use, one end of the telescopic cylinder is arranged on the slide carriage 30, the other end of the telescopic cylinder is arranged on the main body 10, the telescopic cylinder stretches along the height direction of the main body 10, Z-direction acting force can be applied to the slide carriage 30, and then the gravity of the slide carriage 30 and the cutting head 40 can be balanced, and when other control mechanisms are used for controlling the cutting head 40 to ascend, the cutting head 40 can realize quick response.

Further, the slide 30 in the present application is a rectangular plate, and the width direction of the slide 30 is perpendicular to the length direction of the guide rail 20, and the width of the slide 30 is 210mm to 250mm, for example, 210mm, 230mm, or 25mm. So set up, be convenient for install locating plate 31 and mounting panel 32, be convenient for guarantee cutting head 40's installation stability.

On the other hand, the application also provides a laser cutting machine, which comprises the Z-axis mechanism of the laser cutting machine in the embodiment. Therefore, the laser cutting machine includes all the technical effects of the Z-axis mechanism of the laser cutting machine in the above embodiments, and since the technical effects of the Z-axis mechanism of the laser cutting machine have been described in detail, the description thereof is omitted herein.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. A laser cutting machine Z-axis mechanism, comprising:

a main body (10);

a guide rail (20), the guide rail (20) being mounted on the main body (10) and extending in a height direction of the main body (10);

slide carriage (30), slide carriage (30) slidable installs on guide rail (20), just be provided with locating plate (31) and mounting panel (32) on slide carriage (30), locating plate (31) with mounting panel (32) are on a parallel with guide rail (20) setting, locating plate (31) are fixed on slide carriage (30), mounting panel (32) are located locating plate (31) are kept away from one side of guide rail (20), mounting panel (32) are in through coupling assembling (80) swing joint on slide carriage (30) and can be relative locating plate (31) take place the skew, mounting panel (32) are used for installing cutting head (40).

2. The laser cutting machine Z-axis mechanism according to claim 1, wherein the mounting plate (32) and the positioning plate (31) are fixed by being adsorbed by a magnetic component.

3. The laser cutting machine Z-axis mechanism according to claim 2, wherein the magnetic attraction assembly comprises a plurality of magnet blocks embedded in the positioning plate (31) and the mounting plate (32), respectively.

4. The laser cutter Z-axis mechanism according to claim 1, wherein a positioning assembly is provided between the mounting plate (32) and the positioning plate (31).

5. The laser cutting machine Z-axis mechanism according to claim 4, wherein the positioning assembly comprises a first positioning pin (51), the first positioning pin (51) extends along the length direction of the guide rail (20), the first positioning pin (51) protrudes out of the side surface of the positioning plate (31) close to the mounting plate (32), and a first positioning groove matched with the first positioning pin (51) is formed in the mounting plate (32).

6. The Z-axis mechanism of the laser cutting machine according to claim 5, wherein the positioning assembly comprises a second positioning pin (52), the second positioning pin (52) extends along the width direction of the guide rail (20), the second positioning pin (52) protrudes out of the side surface of the positioning plate (31) close to the mounting plate (32), and a second positioning groove matched with the second positioning pin (52) is formed in the mounting plate (32).

7. The laser cutter Z-axis mechanism of claim 6, wherein the laser cutter Z-axis includes a detection element (60), the detection element (60) being configured to detect whether the mounting plate (32) is offset relative to the positioning plate (31).

8. The laser cutter Z-axis mechanism of claim 7, wherein the detection element (60) comprises a photosensor.

9. The laser cutter Z-axis mechanism according to any one of claims 1 to 8, wherein the carriage (30) is a rectangular plate, a width direction of the carriage (30) is perpendicular to a length direction of the guide rail (20), and a width of the carriage (30) is 210mm to 250mm.

10. A laser cutter, characterized in that it comprises the laser cutter Z-axis mechanism of any one of claims 1 to 9.