CN216177550U - Portable laser - Google Patents

Abstract

The utility model belongs to the technical field of lasers, and particularly relates to a portable laser. The laser beam transmission device is characterized in that a collimating lens, a cylindrical lens and a permanent magnet are sequentially arranged in the direction of laser beam transmission, a condensing lens and an electromagnet are embedded in the permanent magnet, and the electromagnet is used for driving the permanent magnet to move up and down. The welding of different scenes can be realized, and the welding efficiency is improved.

Description

Portable laser

Technical Field

The utility model belongs to the technical field of lasers, and particularly relates to a portable laser.

Background

The existing laser has large volume and heavy weight, and is inconvenient for welding.

Disclosure of Invention

In view of the above, the present invention provides a portable laser device to overcome the defects in the prior art.

The utility model provides a portable laser instrument is equipped with collimating mirror, cylindrical lens, permanent magnet in proper order along the direction that laser beam propagated, inlays to be located collecting lens and electro-magnet in the permanent magnet, the electro-magnet is used for the drive the permanent magnet reciprocates.

Optionally, a reflector is further disposed between the condenser and the cylindrical lens.

Optionally, a driving device is further provided, and the driving device is used for driving the reflecting mirror to rotate.

Optionally, a trapezoidal prism is further disposed between the collecting mirror and the reflecting mirror.

Optionally, the cylindrical lens has a curvature.

Optionally, a through hole is formed in the main optical axis direction of the cylindrical lens.

Optionally, the angle between the incident angle and the reflection angle of the laser beam at the mirror is 130 °.

Optionally, the electromagnet is connected to an external power source.

Optionally, the electromagnet is connected to an internal power supply.

Optionally, a diaphragm is disposed between the collimating mirror and the cylindrical lens.

The utility model has the beneficial effects that: the condensing lens is embedded in the permanent magnet, the electromagnet is used for driving the permanent magnet to move up and down, so that the position of the focus of a laser beam can be changed after the laser beam passes through the condensing lens, the diameter of a laser spot can be changed, welding of different scenes can be realized, and welding efficiency is improved.

Drawings

FIG. 1 is a schematic view of a first embodiment of the present invention;

FIG. 2 is a schematic view of a second embodiment of the present invention;

FIG. 3 is a schematic view of a third embodiment of the present invention;

fig. 4 is a schematic view of a fourth embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts or parts having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model. In the description of the present invention, it is to be understood that the terms "inside", "above", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the term "coupled" is intended to be inclusive, e.g., such that a connection may be fixed or removable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model is further illustrated with reference to the accompanying drawings:

referring to fig. 1, in the first embodiment of the present invention, a collimating lens 3, a cylindrical lens 4, a permanent magnet 15, an electromagnet 16, and a collecting lens 6 embedded in the permanent magnet 15 are sequentially disposed along the direction of laser beam propagation, and the electromagnet 16 is used to drive the permanent magnet 15 to move up and down.

Referring to fig. 2, in the second embodiment of the present invention, a reflecting mirror 9 is further provided between the condenser lens 6 and the cylindrical lens 4.

Referring to fig. 3, in the third embodiment of the present invention, a driving device 10 is further provided, and the driving device 10 is used for driving the reflector 9 to rotate.

Referring to fig. 3, in one embodiment, a trapezoidal prism is further disposed between the condenser 6 and the reflector 9.

In one embodiment, the cylindrical lens 4 has a curvature.

In one embodiment, the cylindrical lens 4 has a through hole in the direction of the main optical axis.

In one embodiment the angle between the angle of incidence and the angle of reflection of the laser beam at said mirror 9 is 130 °.

In one embodiment, the electromagnet 16 is connected to an external power source.

In one embodiment, the electromagnet 16 is connected to an internal power source.

Referring to fig. 4, in the fourth embodiment, a diaphragm 2 is provided between the collimator lens 3 and the cylindrical lens 4.

Although the present invention has been disclosed in the above embodiments, the scope of the present invention is not limited thereto, and the above respective components may be replaced with similar or equivalent components known to those skilled in the art without departing from the concept of the present invention.

Claims (10)

1. The utility model provides a portable laser instrument, its characterized in that is equipped with collimating mirror (3), cylindrical lens (4), permanent magnet (15) in proper order along the direction that laser beam propagated, and electro-magnet (16) with inlay and locate condensing lens (6) in permanent magnet (15), electro-magnet (16) are used for the drive permanent magnet (15) reciprocate.

2. The portable laser according to claim 1, characterized in that a reflector (9) is further provided between the condenser (6) and the cylindrical lens (4).

3. A portable laser according to claim 2, characterised in that a drive means (10) is provided, said drive means (10) being adapted to rotate said mirror (9).

4. A portable laser according to claim 3, characterised in that a trapezoidal prism is also provided between the collecting mirror (6) and the reflecting mirror (9).

5. The portable laser according to claim 4, characterized in that the cylindrical lens (4) has a curvature.

6. The portable laser according to claim 5, wherein the cylindrical lens (4) is perforated in the direction of the main optical axis.

7. The portable laser according to claim 6, characterized in that the angle between the angle of incidence and the angle of reflection of the laser beam at the mirror (9) is 130 °.

8. The portable laser according to claim 7, characterized in that the electromagnet (16) is connected to an external power supply.

9. The portable laser according to claim 7, characterized in that the electromagnet (16) is connected to an internal power supply.

10. A portable laser according to any of claims 1-9, characterized in that a diaphragm (2) is arranged between the collimator lens (3) and the cylindrical lens (4).

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