CN217667110U

CN217667110U - Laser focal length adjusting mechanism for laser engraving machine

Info

Publication number: CN217667110U
Application number: CN202222041928.7U
Authority: CN
Inventors: 王永毅
Original assignee: Shenzhen Titan International Development Technology Co ltd
Current assignee: Shenzhen Titan International Development Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-10-28
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a laser focal length adjusting mechanism for a laser engraving machine, which comprises a back plate, a support main body and a support frame, wherein the back plate is a support main body; the two polished rods are fixedly arranged on the back plate and arranged in parallel; the laser head is fixedly arranged on the sliding blocks; the nut is fixedly arranged at the center of the sliding block; the screw rod is movably arranged on the back plate and is in threaded connection with the nut, and threads are arranged on the screw rod and drive the nut to move; and the knob and the limiting part are respectively arranged at two ends of the screw rod. The utility model discloses a lead screw drives the nut motion, and the slider follows the nut motion under the guide effect of polished rod to guarantee the motion stability of laser head, improved the glyptic precision of laser to a certain extent.

Description

Laser focal length adjusting mechanism for laser engraving machine

Technical Field

The utility model relates to a laser engraving machine technical field, in particular to laser focal length adjustment mechanism for laser engraving machine.

Background

The laser focal length adjusting mechanism is a device for effectively adjusting the laser focal length position, and is used for enabling the laser head to achieve a better cutting effect. In the prior art, a screw rod directly drives a sliding block to move, and an adjusting screw rod drives the sliding block, so that a laser head fixedly arranged on the sliding block can move up and down; the invention is needed to invent a laser focal length adjusting mechanism for improving the stability of a laser head. Therefore, in view of the defects of the above-mentioned solutions in actual manufacturing and implementation, the present invention provides a laser focus adjusting mechanism for laser engraving machine, which is modified and improved, and is based on the spirit and concept of the solution, and is created by the assistance of professional knowledge and experience, and after many times of ingenuity and experiments, so as to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser focus adjustment mechanism for laser engraving machine to in order to solve foretell problem.

The utility model relates to a laser focus adjustment mechanism for laser engraving machine can realize through following technical scheme:

the utility model relates to a laser focal length adjusting mechanism for a laser engraving machine, which comprises a back plate, a support main body and a support frame, wherein the back plate is a support main body; the two polished rods are fixedly arranged on the back plate and arranged in parallel; the laser head is fixedly arranged on the sliding blocks; the nut is fixedly arranged at the center of the sliding block; the screw rod is movably arranged on the back plate and is in threaded connection with the nut, and threads are arranged on the screw rod and drive the nut to move; and the knob and the limiting part are respectively arranged at two ends of the screw rod.

In one embodiment, the back plate comprises a back plate body and two support plates; the support plates are symmetrically arranged on the back plate main body.

In one embodiment, the back plate main body is provided with a plurality of mounting holes in a penetrating manner.

In one embodiment, the backboard is made of aluminum, and the backboard main body and the two support plates are integrally formed through a sheet metal process.

In one embodiment, the back plate main body and the two support plates are assembled and molded.

In one embodiment, the polish rod is made of a hard shaft material.

In one embodiment, the slide block is a machining slide block which is machined by using an aluminum piece.

In one embodiment, the nut is a copper nut, which is fixed on the sliding block through a screw and is provided with an internal thread therein, and the internal thread is matched with the thread on the screw rod.

In one embodiment, the lead screw and the knob are assembled or integrally formed.

In one embodiment, a gasket is arranged between each of the knob and the limiting member and the support plate, and the gasket is a nylon gasket.

Compared with the prior art, the utility model relates to a laser focus adjustment mechanism for laser engraving machine's beneficial effect does:

the utility model relates to a laser focal length adjustment mechanism for laser engraving machine drives the nut to move in the longitudinal direction through the positive and negative rotation knob, and the slider follows the nut motion under the guide effect of polished rod, thereby guaranteeing the motion stability of slider, and avoiding the vibration that the laser head produced in the motion process from influencing the precision problem of laser engraving; meanwhile, the height of the laser head is adjusted by the screw rod, so that the movement precision of the sliding block can be improved, the focal length of the laser head can be adjusted more accurately according to the laser engraving requirement, and the focal length adjusting function of the laser head is effectively and accurately realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a laser focus adjusting mechanism for a laser engraving machine according to the present invention;

fig. 2 is a schematic structural view of another side of the laser focus adjusting mechanism for the laser engraving machine of the present invention shown in fig. 1;

fig. 3 is a schematic diagram of an explosion structure of the laser focus adjusting mechanism for the laser engraving machine of the present invention shown in fig. 1.

The following are marked in the figure: 11, a back plate; 111, back plate body, 1111, mounting holes; 112, a support plate; 12, a polish rod; 13, a slide block; 131, fixing holes; 14, a nut; 15, a screw rod; 16, a knob; 17, a limiting member; 18, a gasket.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper" and "lower" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention.

Further, in the present disclosure, unless expressly stated or limited otherwise, the first feature may comprise directly contacting the first and second features above or below the second feature, or may comprise contacting the first and second features not directly but through additional features therebetween. Also, the first feature may be over, above or on the second feature including the first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a laser focus adjusting mechanism for a laser engraving machine of the present invention mainly includes a back plate 11, two polish rods 12, a slider 13, a nut 14, a lead screw 15, a knob 16, and a limiting member 17; the back plate 11 is a support main body; the two polished rods 12 are fixedly arranged on the back plate 11 in parallel; the sliding block 13 penetrates through the two polished rods 12 and can move on the two polished rods 12; the nut 14 is fixedly arranged at the center of the sliding block 13; the screw rod 15 is provided with threads, is movably arranged on the back plate 11 and is in threaded connection with the nut 14, and drives the nut 14 to move; the knob 16 and the limiting part 17 are respectively arranged at two ends of the screw rod 15, the knob 16 drives the screw rod 15 to rotate, and the limiting part 17 limits the screw rod 15 to move on the back plate 11 to prevent the screw rod 15 from sliding.

Referring to fig. 1-3, in the present embodiment, the back plate 11 is made of an aluminum member, which includes a back plate main body 111 and two supporting plates 112; the supporting plates 112 are symmetrically arranged on the back plate main body 111, the two polish rods 12 are symmetrically and fixedly arranged on the two supporting plates 112 through screws, and the lead screw 15 penetrates through the two supporting plates 112. In this embodiment, a plurality of mounting holes 1111 are formed through the back plate main body 111, and the back plate 11 is fixed to a mounting position by the plurality of mounting holes 1111. In the present embodiment, the back plate main body 111 and the two support plates 112 are integrally formed by a sheet metal process, and in other embodiments, the back plate main body 111 and the two support plates 112 may also be assembled.

Referring to fig. 1-3, in the present embodiment, the polish rod 12 is made of a hard shaft material. A plurality of mounting holes 131 are formed in the slider 13, and a laser head is mounted on the slider 13 through the plurality of mounting holes 131 and moves along with the movement of the slider 13; in this embodiment, the two mounting holes 131 are symmetrically disposed on the sliding block 13, and the sliding block 13 is a machined sliding block which is machined by using an aluminum piece, so that the precision of the machined sliding block can be ensured. In this embodiment, the nut 14 is a copper nut, which is fixed on the sliding block 13 through a screw, and is provided with an internal thread therein, and the internal thread is matched with the thread on the lead screw 15 to drive the nut 14 to move, so that the sliding block 13 moves along with the nut 14.

Referring to fig. 1-3, in the present embodiment, the screw rod 15 and the knob 16 are assembled, the knob 16 is a knurled screw handle, and is fixed to the screw rod 15 by a machine screw; in other embodiments, the lead screw 15 and the knob 16 may be integrally formed. In this embodiment, a gasket 18 is disposed between each of the knob 16 and the limiting member 17 and the supporting plate 112, the gasket 18 is used to prevent the knob 16 and the limiting member 17 from directly rubbing against the supporting plate 112 to wear the surface of the supporting plate 112, and increase friction force to prevent the laser head from pressing the slider 13 to descend under the action of gravity, specifically, the gasket 18 is a nylon gasket. In other embodiments, according to actual requirements, the lead screw 15 may also be replaced by a T8 type lead screw with a larger lead, it should be noted that the corresponding nut 14 also needs to be replaced, and the copper nut described in the mechanism must be an H-side nut; the knob 16 can be replaced by other handles with larger diameters, which is more convenient for users to adjust the focal length, and the replaceable condition is that the inner diameter of the handle is the same as the outer diameter of the screw rod 15.

It should be noted that the utility model relates to a laser focus adjustment mechanism for laser engraving machine is through just reversing knob 16, thereby drive nut 14 is at longitudinal motion, slider 13 is followed nut 14's motion and motion are simultaneously two smooth motion is down in polished rod 12's guide effect, thereby drives the setting and is in laser head steady movement on slider 13 to realize the focus regulatory function of laser head.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A laser focal length adjusting mechanism for a laser engraving machine is characterized by comprising a back plate, a laser engraving machine and a laser engraving machine, wherein the back plate is a supporting main body; the two polished rods are fixedly arranged on the back plate and arranged in parallel; the laser head is fixedly arranged on the sliding blocks; the nut is fixedly arranged at the center of the sliding block; the screw rod is movably arranged on the back plate and is in threaded connection with the nut, and threads are arranged on the screw rod and drive the nut to move; and the knob and the limiting part are respectively arranged at two ends of the screw rod.

2. The laser focus adjustment mechanism for a laser engraving machine according to claim 1, wherein the back plate includes a back plate main body and two support plates; the support plates are symmetrically arranged on the back plate main body.

3. The laser focal length adjusting mechanism for the laser engraving machine as claimed in claim 2, wherein a plurality of mounting holes are provided through the back plate main body.

4. The laser focus adjusting mechanism for the laser engraving machine as claimed in claim 2, wherein the back plate is made of aluminum, and the back plate main body and the two support plates are integrally formed by a sheet metal process.

5. The laser focus adjusting mechanism for a laser engraving machine according to claim 2, wherein the back plate body and the two support plates are assembled.

6. The laser focus adjusting mechanism for the laser engraving machine according to claim 2, wherein the light rod is made of a hard shaft material.

7. The laser focal length adjusting mechanism for the laser engraving machine as claimed in claim 2, wherein the slide block is a machining slide block which is machined from aluminum.

8. The laser focal length adjusting mechanism for the laser engraving machine as claimed in claim 2, wherein the nut is a copper nut fixed on the slide block by a screw, and is provided with an internal thread therein, and the internal thread is matched with the thread on the screw rod.

9. The laser focus adjusting mechanism for the laser engraving machine according to claim 2, wherein the screw rod and the knob are assembled or integrally formed.

10. The laser focal length adjusting mechanism for the laser engraving machine as claimed in any one of claims 2 to 9, wherein a gasket is disposed between each of the knob and the limiting member and the supporting plate, and the gasket is a nylon gasket.