CN219924936U

CN219924936U - Adjusting device for laser marking machine and laser marking machine

Info

Publication number: CN219924936U
Application number: CN202321070911.2U
Authority: CN
Inventors: 蒋峰; 黎晓林; 蓝佑方; 黄红飞
Original assignee: Suzhou Maxphotonics Co Ltd
Current assignee: Suzhou Maxphotonics Co Ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-10-31
Anticipated expiration: 2033-05-08

Abstract

The utility model belongs to the technical field of laser processing equipment, and comprises an adjusting device for a laser marking machine and the laser marking machine. The adjusting device comprises a supporting frame, a rotating shaft, a working table surface and a lifting module. The support frame is used for bearing the laser marking machine. The lifting module comprises a sliding block, a screw rod and a screw rod nut which are in threaded connection, the supporting frame is rotatably arranged on the sliding block through a rotating shaft, the sliding block is connected to the screw rod nut and can rotate around the central axis of the rotating shaft, and the lifting module is used for adjusting the angle of the laser marking machine relative to the machining surface of a workpiece to be machined. The screw rod rotates to drive the support frame, the rotating shaft and the screw rod nut to synchronously displace along the extending direction of the screw rod. The structure realizes circumferential rotation of the support frame through the rotating shaft, realizes carving of various inclined planes and vertical planes within a certain range, and further expands the application range of the laser carving machine. Secondly, distance adjustment in the vertical direction is achieved through the lifting module, so that the focal length of the laser marking machine can be conveniently adjusted.

Description

Adjusting device for laser marking machine and laser marking machine

Technical Field

The utility model belongs to the technical field of laser processing equipment, and particularly relates to an adjusting device for a laser marking machine and the laser marking machine.

Background

Along with the development of the industry at home and abroad, laser is used as an advanced processing mode, and is increasingly widely applied to various industries, and a micro engraving machine is one representative of the laser equipment and has the characteristics of light weight, small volume, hand-held movement, high power, excellent beam quality, long service life, high stability and the like. Because the corresponding fixed working focal length is needed when the laser engraving machine is used, the micro engraving machine is reasonably, efficiently, conveniently and accurately adjusted in height, and great challenges are brought.

The prior fixing mode for carving the desktop of the micro carving machine comprises a fixing bracket, a manual lifting table and the like. The fixed support is only suitable for a fixed focal plane. When the engraved object is too small and has a certain thickness, the working focal length cannot be well determined. Therefore, the height and the angle of the micro engraving machine need to be adjusted, so that a better engraving effect is achieved. However, the manual lifting platform in the prior art needs to be manually adjusted, the adjusting height is not well controlled, and the operation is relatively complex.

Disclosure of Invention

In order to achieve the above purpose, the utility model adopts the following technical scheme: an adjusting device for a laser marking machine, the adjusting device comprising:

the support frame is used for bearing the laser marking machine;

a rotating shaft;

the lifting module is located on the workbench surface and comprises a sliding block, a screw rod and a screw rod nut which are in threaded connection, the sliding block is connected to the screw rod nut, the support frame is rotatably arranged on the sliding block through a rotating shaft and can rotate around the central axis of the rotating shaft, and the screw rod rotates to drive the support frame, the rotating shaft and the screw rod nut to synchronously displace along the extending direction of the screw rod.

In one embodiment, the adjusting device further comprises a connecting piece, the supporting frame is provided with an arc-shaped hole, and the connecting piece can be arranged on the sliding block through the arc-shaped hole.

In one embodiment, the arcuate apertures correspond to a fan angle of 0-90 degrees.

In one embodiment, the adjusting device further comprises a linear bearing and a shell, the screw rod is sleeved inside the shell and is coaxially arranged with the shell, an inner ring of the linear bearing is connected with the shell, and an outer ring of the linear bearing is connected with the sliding block.

In one embodiment, the adjusting device further comprises a scale plate, the scale of the scale plate being arranged along the extension direction of the screw rod.

In one embodiment, a damping force is provided between the rotatable shaft and the support frame.

In one embodiment, the housing is provided with a limiting hole arranged along the extending direction of the screw rod, and the adjusting device further comprises a limiting block arranged on the sliding block.

In one embodiment, the adjusting device further comprises a driver, a screw rod supporting seat and a coupling, the screw rod is connected to the screw rod supporting seat, the screw rod supporting seat is connected to the output end of the driver through the coupling, and the driver, the screw rod supporting seat and the coupling are located inside the shell.

In one embodiment, the support frame is an L-shaped plate-like structure.

According to another aspect of the present utility model, a laser marking machine is provided, which includes the adjusting device for the laser marking machine in the above technical solution.

The utility model has at least the following beneficial effects:

according to the utility model, the circumferential rotation of the support frame is realized through the rotating shaft, the engraving of various inclined planes and vertical planes in a certain range is realized, and the application range of the laser engraving machine is further enlarged. Secondly, distance adjustment in the vertical direction is achieved through the lifting module, so that the focal length of the laser marking machine can be conveniently adjusted. The sliding block is relatively stable in the structural displacement process of the screw rod and the sliding block, and the stability of the device is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of an adjusting device for a laser marking machine according to the present utility model;

FIG. 2 is a cross-sectional view of an adjustment device for a laser marking machine of the present utility model;

FIG. 3 is an enlarged detail view of FIG. 1;

FIG. 4 is an exploded perspective view of a portion of the components of the adjustment device;

FIG. 5 is a diagram of an operating state of the adjusting device;

fig. 6 is a further operating state diagram of the adjusting device.

Wherein, each reference sign in the figure:

1. a support frame; 10. an arc-shaped hole; 2. a rotating shaft; 3. a work table; 300. an avoidance zone; 4. a lifting module; 40. a slide block; 401. a positioning part; 41. a screw rod; 42. a screw nut; 5. a connecting piece; 6. a linear bearing; 7. a housing; 70. a limiting hole; 8. a limiting block; 94. a scale plate; 91. a driver; 92. a screw rod supporting seat; 93. a coupling; 100. avoidance area.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1-2, an adjusting device for a laser marking machine is provided for a laser marking machine. The adjusting device comprises a supporting frame 1, a rotating shaft 2, a working table surface 3 and a lifting module 4. Specifically, the support frame 1 is used for carrying a laser marking machine. The lifting module 4 is positioned on the working table surface 3. Further, the lifting module 4 comprises a sliding block 40, a screw rod 41 and a screw nut 42 which are in threaded connection, the support frame 1 is rotatably arranged on the sliding block 40 through the rotating shaft 2, the sliding block 40 is connected to the screw nut 42 and can rotate around the central axis of the rotating shaft 2, and the angle of the laser marking machine relative to the machining surface of the workpiece to be machined is adjusted. Wherein the screw 41 rotates to drive the support frame 1, the rotating shaft 2 and the screw nut 42 to synchronously displace along the extending direction of the screw 41, so as to be used for adjusting the focal length from the laser marking machine to the working table 3.

In summary, the structure realizes the circumferential rotation of the support frame 1 through the rotation shaft 2, realizes the engraving of various inclined planes and vertical planes within a certain range, and further expands the application range of the laser engraving machine. Secondly, distance adjustment in the vertical direction is achieved through the lifting module 4, so that the focal length of the laser marking machine is conveniently adjusted. The sliding block 40 is relatively stable in the structural displacement process of the screw rod 41 and the sliding block 40, and the stability of the device is improved.

Furthermore, the end part of the rotating shaft 2, which is close to the support frame 1, is plum blossom-shaped, and the back surface of the corresponding support frame 1 is provided with a part matched with the end part of the rotating shaft 2, so that the stability of connection between the rotating shaft 2 and the support frame is enhanced, the use of fasteners such as screws is reduced, and the assembly process is reduced.

In one embodiment, the adjusting device further comprises a connecting piece 5, the support frame 1 is provided with an arc-shaped hole 10, and the connecting piece 5 can be arranged on the sliding block 40 through the arc-shaped hole 10. The user can adjust the support frame 1 to make the connecting piece 5 be fixed in the different positions of arc hole 10, further realize the angular adjustment to the horizontal direction of support frame 1, with the marking work of waiting the machined part of various forms of pairing.

Alternatively, the connection 5 may be configured as a fastener such as a screw.

In one embodiment, the arcuate aperture 10 corresponds to a fan angle of 0-90 degrees. Preferably, the arcuate aperture 10 corresponds to a fan angle of 90 degrees.

In one embodiment, the adjusting device further comprises a linear bearing 6 and a housing 7, the screw rod 41 is sleeved inside the housing 7 and is coaxially arranged with the housing 7, an inner ring of the linear bearing 6 is connected with the housing 7, and an outer ring of the linear bearing 6 is connected with the sliding block 40. The linear bearing 6 realizes the reciprocating sliding of the slider 40 along the axial direction of the screw 41.

In one embodiment, the device further comprises a key (not shown), for example: in the actual use process, the user can click the key up/down button, the button is released after the time is less than 1 second, the sliding block 40 moves up/down for 1mm, and the adjustment of a short distance can be realized. And then the key is quickly double-clicked to be up/down released, and the sliding block 40 moves up/down by 0.2mm, so that the micro-distance adjustment can be realized. Secondly, after the key is pressed up/down for more than 1s, the slider 40 can continuously move up/down until any key is pressed halfway to stop, long-distance adjustment can be achieved, the three operation modes are matched with each other, and then a more accurate focal plane is obtained for working, so that the engraving effect is better.

In one embodiment, the adjusting device further comprises a scale plate 94, wherein scales of the scale plate 94 are arranged along the extending direction of the screw 41, so as to help to improve the adjusting accuracy.

In one embodiment, a damping force is provided between the rotation shaft 2 and the support frame 1. After rotating the support frame 1 around the central axis of the rotation shaft 2 by a predetermined angle, the damping force can position the support frame 1 at the current position to facilitate the installation of the connection member 5.

In one embodiment, referring to fig. 2, the housing 7 is provided with a limiting hole 70 disposed along the extending direction of the screw 41, and the adjusting device further includes a limiting block 8, where the limiting block 8 is disposed on the slider 40.

In addition, the mounting hole of the slider 40 corresponding to the connector 5 may be disposed on the positioning portion 401, for example, the positioning portion 401 is configured as a positioning post.

In one embodiment, the limiting hole 70 is used to limit the sliding block 40 when the sliding block 40 is displaced along the extending direction of the screw 41. Specifically, in the present utility model, both ends of the limiting hole 70 are configured as a top end and a bottom end, which are hole-shaped areas with circular or nearly circular cross sections, so as to prevent the driver from being not closed in time when the slider 40 moves to the highest end or the lowest end; providing a displacement buffer margin for the top and bottom limit blocks 8 creates a safety hazard.

In one embodiment, the adjusting device further comprises a driver 91, a screw support 92 and a coupling 93, the screw 41 is connected to the screw support 92, the screw support 92 is connected to the output end of the driver 91 through the coupling 93, and the driver 91, the screw support 92 and the coupling 93 are located inside the housing 7.

In one embodiment, the support 1 is in the form of an L-shaped plate.

Further, the support frame 1 may be configured in various special shapes to fit various work pieces with regular machined faces.

Of course, the support 1 may also be rod-shaped, for example a straight rod-shaped member.

Optionally, the end of the support 1 is provided with a plurality of arc-shaped holes 10 spaced apart from each other to enhance the compatibility of the device.

Optionally, the device further comprises a cover plate 94 provided on the table top 3, and the table top 3 is provided with a avoiding area 300 corresponding to the cover plate 94. Specifically, when the support frame 1 moves to the lowest end of the screw 41, the bottom surface of the worktable surface 3 is a focal plane, and the cover plate of the worktable surface 111 needs to be removed at this time, so that the electric lifting table can be directly put on a large-surface object for carving. The cover 94 is provided to accommodate the marking task of the support 1 in the extreme position.

According to another aspect of the present utility model, a laser marking machine is provided, which comprises the adjusting device for the laser marking machine in the above embodiment.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An adjusting device for laser marking machine, characterized in that: comprising the following steps:

the support frame (1) is used for bearing a laser marking machine;

a rotating shaft (2);

lifting module (4), be located on table surface (3), lifting module (4) include slider (40), threaded connection's lead screw (41) and screw-nut (42), slider (40) connect in on screw-nut (42), support frame (1) are passed through axis of rotation (2) rotationally locate on slider (40), and can be centers on axis of rotation (2) axis of rotation, lead screw (41) rotate in order to drive support frame (1) axis of rotation (2) with screw-nut (42) are followed the synchronous displacement of extending direction of lead screw (41).

2. The adjustment device for a laser marking machine as claimed in claim 1, wherein: the adjusting device further comprises a connecting piece (5), the supporting frame (1) is provided with an arc-shaped hole (10), and the connecting piece (5) can be arranged on the sliding block (40) through the arc-shaped hole (10).

3. An adjustment device for a laser marking machine as claimed in claim 2, wherein: the sector angle corresponding to the arc-shaped hole (10) is 0-90 degrees.

4. An adjustment device for a laser marking machine as claimed in claim 3, wherein: the adjusting device further comprises a linear bearing (6) and a shell (7), the screw rod (41) is sleeved inside the shell (7) and coaxially arranged with the shell (7), the inner ring of the linear bearing (6) is connected with the shell (7), and the outer ring of the linear bearing (6) is connected with the sliding block (40).

5. The adjustment device for a laser marking machine as claimed in claim 1, wherein: the adjusting device further comprises a scale plate (94), and scales of the scale plate (94) are arranged along the extending direction of the screw rod (41).

6. The adjustment device for a laser marking machine as claimed in claim 1, wherein: damping force is arranged between the rotating shaft (2) and the supporting frame (1).

7. The adjustment device for a laser marking machine as claimed in claim 4, wherein: the shell (7) is provided with a limiting hole (70) arranged along the extending direction of the screw rod (41), the adjusting device further comprises a limiting block (8), and the limiting block (8) is arranged on the sliding block (40).

8. The adjustment device for a laser marking machine as claimed in claim 7, wherein: the adjusting device further comprises a driver (91), a screw rod supporting seat (92) and a coupler (93), wherein the screw rod (41) is connected to the screw rod (41) supporting seat, the screw rod (41) supporting seat (92) is connected to the output end of the driver (91) through the coupler (93), and the driver (91), the screw rod supporting seat (92) and the coupler (93) are located inside the shell (7).

9. The adjustment device for a laser marking machine as claimed in claim 1, wherein: the support frame (1) is of an L-shaped plate structure.

10. A laser marking machine, characterized in that: comprising an adjustment device for a laser marking machine according to any one of claims 1-9.