Dual-wavelength laser emergent beam interval adjusting device

Abstract

The utility model discloses a dual-wavelength laser emergent light beam interval adjusting device, which can perform small-distance light beam interval adjustment through two groups of laser devices, and different wavelengths are set, so that marking lines are easy to distinguish. The system comprises two groups of lasers, specifically a first wavelength laser and a second wavelength laser; the cemented prism comprises a parallelogram prism and a right triangle prism, one long edge of the parallelogram prism is attached to the bevel edge of the right triangle prism, and the cemented prism comprises a first incident plane, a second incident plane and an emergent plane; the surface, attached to the parallelogram prism and the right-angled triangle prism, of the parallelogram prism and the right-angled triangle prism is a second reflecting surface, the surface, attached to the right-angled triangle prism, of the parallelogram prism and the right-angled triangle prism is a transmission surface, and the other long side of the parallelogram prism is a first reflecting surface. One short side of the parallelogram prism is a first incident plane, and the other short side of the parallelogram prism is an emergent plane.

Description

Technical Field

[0001] The utility model relates to the technical field of optical equipment, in particular to a dual-wavelength laser output light beam interval adjustment device. Background Art

[0002] The existing dual laser output beam device requires the installation of two different groups of lasers, and the laser volume needs to occupy a certain space, so the distance between the two groups of straight output beams will be relatively large, and thus it is impossible to use current tools to set the small distance beam interval required in engineering. Summary of the invention

[0003] In view of the above problems, the utility model provides a dual-wavelength laser output beam interval adjustment device, which can adjust the beam interval at a small distance through two groups of lasers, and sets different wavelengths so that the marking lines are easy to distinguish.

[0004] A dual-wavelength laser output beam interval adjustment device, characterized in that it comprises:

[0005] Two groups of lasers, specifically a first wavelength laser and a second wavelength laser;

[0006] And a cemented prism, which includes a parallelogram prism and a right-angled triangle prism, wherein a long side of the parallelogram prism and a hypotenuse of the right-angled triangle prism are bonded together

[0007] The glued prism comprises a first incident surface, a second incident surface, and an exit surface. The surface of the parallelogram prism and the right triangle prism bonded together, which is located in the surface area of ​​the parallelogram, is the second reflection surface, and the surface located in the surface area of ​​the right triangle is the transmission surface. The other long side of the parallelogram prism is the first reflection surface. One of the short sides of the parallelogram prism is the first incident surface, and the other short side is the exit surface. One of the right-angled sides of the right triangle is the second incident surface. The first incident surface and the second incident surface are arranged in different areas of the same plane.

[0008] The emitted light beam of the first wavelength laser is emitted perpendicularly to the first incident surface, and the light beam is emitted to the second reflecting surface after being reflected by the first reflecting surface, and then the light beam is emitted perpendicularly to the emitting surface after being reflected by the second reflecting surface;

[0009] The emitted light beam of the second wavelength laser is emitted vertically toward the second incident surface, and the light beam is emitted along the emission surface after passing through the transmission surface;

[0010] A first lifting electric cylinder is arranged below the second wavelength laser, an upper output end of the first lifting electric cylinder is connected to the second wavelength laser, and the first lifting electric cylinder drives the second wavelength laser to move parallel to the length direction of the second incident surface.

[0011] It is further characterized by:

[0012] It also includes a second lifting electric cylinder, the lower output end of the second lifting electric cylinder is connected to the first wavelength laser, and the second lifting electric cylinder drives the first wavelength laser to move parallel to the length direction of the first incident surface, so that the distance adjustment range between the two parallel light beams covers a wide range and meets different interval requirements;

[0013] It also includes a shell, in which a first wavelength laser, a second wavelength laser, a glued prism, a first lifting cylinder, and a second lifting cylinder are arranged, and a surface area cover of the shell corresponding to the emitting surface is provided with transparent glass.

[0014] After adopting the structure of the utility model, its optical principle is shown in Figure 2 The output light beam of the first wavelength laser is light beam a (wavelength 1), which is reflected by the interface AB of the glued prism and then reflected by the interface CD to be light beam a0; the output light beam of the second wavelength laser is light beam b (wavelength 2), which is transmitted by the interface CD of the glued prism to be light beam b0. By moving the second wavelength laser along the output direction perpendicular to the light beam b, the beam interval between light beam a0 and light beam b0 can be adjusted; the two groups of lasers can be used to adjust the beam interval at a small distance, and different wavelengths can be set to make the marking lines easy to distinguish. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the assembly structure of the utility model;

[0016] Figure 2 This is an optical principle diagram of the utility model;

[0017] The names corresponding to the serial numbers in the figure are as follows:

[0018] A first wavelength laser 10, a second wavelength laser 20, a glued prism 30, a first incident surface 31, a second incident surface 32, an exit surface 33, a second reflection surface 34, a transmission surface 35, a first reflection surface 36, a shell 40, a transparent glass 41, a parallelogram prism 50, a right triangle prism 60, a first lifting cylinder 70, and a second lifting cylinder 80. DETAILED DESCRIPTION

[0019] A dual-wavelength laser output beam interval adjustment device, see Figure 1 and Figure 2 , which includes two groups of lasers, a glued prism 30, and a housing 40; the housing 40 is provided with two groups of lasers and a glued prism;

[0020] The two groups of lasers are respectively a first wavelength laser 10 and a second wavelength laser 20; the cemented prism 30 comprises a parallelogram prism 50 and a right-angled triangle prism 60, and a long side of the parallelogram prism 50 and a hypotenuse of the right-angled triangle prism 60 are equilaterally bonded;

[0021] The cemented prism 30 includes a first incident surface 31, a second incident surface 32, and an exit surface 33. The surface of the parallelogram prism 50 and the right triangle prism 60 bonded together, which is located in the surface domain of the parallelogram, is a second reflection surface 34, and the surface located in the surface domain of the right triangle is a transmission surface 35. The other long side of the parallelogram prism 50 is a first reflection surface 36. One of the short sides of the parallelogram prism 50 is the first incident surface 31, and the other short side is the exit surface 33. One of the right-angled sides of the right triangle is the second incident surface 32. The first incident surface 31 and the second incident surface 32 are located in the same upper and lower positions on the same plane and are arranged adjacent to each other.

[0022] The emitted light beam of the first wavelength laser 10 is emitted perpendicularly to the first incident surface 31, and the light beam is reflected by the first reflection surface 36 and emitted to the second reflection surface 34, and then the light beam is reflected by the second reflection surface 34 and emitted perpendicularly to the emission surface 33;

[0023] The emitted light beam of the second wavelength laser 20 is emitted vertically toward the second incident surface 32, and the light beam passes through the transmission surface 33 without changing the line and then is emitted along the emission surface;

[0024] A first lifting cylinder 70 is disposed below the second wavelength laser 20 . An upper output end of the first lifting cylinder 70 is connected to the second wavelength laser 20 . The first lifting cylinder 70 drives the second wavelength laser 20 to move parallel to the length direction of the second incident surface 32 .

[0025] In a specific implementation, a second lifting cylinder 80 is also included. The lower output end of the second lifting cylinder 80 is connected to the first wavelength laser 10. The second lifting cylinder 80 drives the first wavelength laser 10 to move parallel to the length direction of the first incident surface 31, so that the distance adjustment range between the two parallel light beams covers a wide range to meet different interval requirements.

[0026] The first lifting electric cylinder 70 and the second lifting electric cylinder 80 are both arranged in the inner cavity of the housing 40 , and the surface area of ​​the housing 40 corresponding to the emission surface 33 is covered with a transparent glass 41 .

[0027] The optical principle is shown in Figure 2: The output light beam of the first wavelength laser is light beam a (wavelength 1), which is reflected by the interface AB of the glued prism and then reflected by the interface CD to be light beam a0; the output light beam of the second wavelength laser is light beam b (wavelength 2), which is transmitted by the interface CD of the glued prism to be light beam b0. By moving the second wavelength laser along the output direction perpendicular to the light beam b, the beam interval between light beam a0 and light beam b0 can be adjusted; when the first wavelength laser is moved, the beam interval between light beam a0 and light beam b0 can also be adjusted; the two groups of lasers can be used to adjust the beam interval over a short distance, and different wavelengths are set so that the light beams are of different colors, making the marking lines easy to distinguish.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A dual-wavelength laser output beam interval adjustment device, characterized in that: It includes: Two groups of lasers, specifically a first wavelength laser and a second wavelength laser; And a cemented prism, which includes a parallelogram prism and a right-angled triangle prism, wherein a long side of the parallelogram prism and a hypotenuse of the right-angled triangle prism are bonded together The glued prism comprises a first incident surface, a second incident surface, and an exit surface. The surface of the parallelogram prism and the right triangle prism bonded together, which is located in the surface area of ​​the parallelogram, is the second reflection surface, and the surface located in the surface area of ​​the right triangle is the transmission surface. The other long side of the parallelogram prism is the first reflection surface. One of the short sides of the parallelogram prism is the first incident surface, and the other short side is the exit surface. One of the right-angled sides of the right triangle is the second incident surface. The first incident surface and the second incident surface are arranged in different areas of the same plane. The emitted light beam of the first wavelength laser is emitted perpendicularly to the first incident surface, and the light beam is emitted to the second reflecting surface after being reflected by the first reflecting surface, and then the light beam is emitted perpendicularly to the emitting surface after being reflected by the second reflecting surface; The emitted light beam of the second wavelength laser is emitted vertically toward the second incident surface, and the light beam is emitted along the emission surface after passing through the transmission surface; A first lifting electric cylinder is arranged below the second wavelength laser, an upper output end of the first lifting electric cylinder is connected to the second wavelength laser, and the first lifting electric cylinder drives the second wavelength laser to move parallel to the length direction of the second incident surface.

2. The dual-wavelength laser output beam interval adjustment device according to claim 1, characterized in that: It also includes a second lifting electric cylinder, the lower output end of the second lifting electric cylinder is connected to the first wavelength laser, and the second lifting electric cylinder drives the first wavelength laser to move parallel to the length direction of the first incident surface.

3. The dual-wavelength laser output beam interval adjustment device according to claim 2, characterized in that: It also includes a shell, in which a first wavelength laser, a second wavelength laser, a glued prism, a first lifting cylinder, and a second lifting cylinder are arranged, and a surface area cover of the shell corresponding to the emitting surface is provided with transparent glass.

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