CN218003851U - High-speed orthogonal synchronous scanning system - Google Patents
High-speed orthogonal synchronous scanning system Download PDFInfo
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- CN218003851U CN218003851U CN202222492046.2U CN202222492046U CN218003851U CN 218003851 U CN218003851 U CN 218003851U CN 202222492046 U CN202222492046 U CN 202222492046U CN 218003851 U CN218003851 U CN 218003851U
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Abstract
The utility model discloses a high-speed orthogonal synchronous scanning system, which comprises a laser, a plane reflector, a pyramid prism and a beam splitter prism; the plane mirror is arranged in front of the laser; the pyramid prism is arranged in the reflection direction of the plane reflector; the light splitting prism is arranged in the emergent direction of the pyramid prism; an emergent light beam emitted by the laser is incident on the plane reflector; the reflected light beam of the plane reflector is incident on the pyramid prism; the outgoing light beam of the pyramid prism is incident on the beam splitter prism; the beam splitter prism is provided with a beam splitting surface, and the light beam incident on the beam splitting surface forms a beam splitting reflected light beam through reflection and forms a beam splitting transmitted light beam through transmission; the light splitting reflected beam is perpendicular to the light splitting transmitted beam; the pyramid prism is arranged on a moving mechanism. The utility model discloses a reciprocating motion pyramid prism, cooperation beam split prism realize quadrature light beam synchronous scanning function, and simple structure, and installation convenient operation is favorable to the engineering, and application prospect is wide.
Description
Technical Field
The utility model relates to a laser scanning technical field, in particular to high-speed orthogonal synchronous scanning system.
Background
The existing laser scanning system is generally formed by assembling a laser, a high-speed galvanometer system and the like, the structure is complex, the assembled volume is large, the production cost is high, the installation, the operation and the maintenance are complex, and the engineering is not facilitated, so that the application prospect is limited.
The pyramid prism has three mutually perpendicular right-angle faces, and incident light forms total reflection on the three right-angle faces, so that outgoing beams are all parallel to incident beams. The utility model discloses aim at utilizing pyramid prism and laser instrument combination to form a simple structure's quadrature light beam synchronous scanning system.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims to provide a high-speed orthogonal synchronous scanning system, it is through reciprocating motion pyramid prism, and the cooperation beam split prism realizes the orthogonal light beam synchronous scanning function, and simple structure, and installation convenient operation is favorable to the engineering, and application prospect is wide.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a following technical scheme realizes:
a high-speed orthogonal synchronous scanning system comprises a laser, a plane reflector, a pyramid prism and a beam splitter prism;
the plane reflector is arranged in front of the laser; the pyramid prism is arranged in the reflection direction of the plane reflector; the light splitting prism is arranged in the emergent direction of the pyramid prism;
an emergent light beam emitted by the laser is incident on the plane mirror; the reflected light beam of the plane reflector is incident on the pyramid prism; the outgoing light beam of the pyramid prism is incident on the beam splitter prism;
the beam splitter prism is provided with a beam splitting surface, and the light beam incident on the beam splitting surface is reflected to form a beam splitting reflected light beam and is transmitted to form a beam splitting transmitted light beam; the light splitting reflected beam is perpendicular to the light splitting transmitted beam;
the pyramid prism is arranged on a moving mechanism, and the moving mechanism can drive the pyramid prism to move along the direction perpendicular to the optical axis of the pyramid prism, so that the perpendicular and orthogonal light splitting reflected beam and the light splitting transmitted beam form orthogonal scanning.
Further, the outgoing beam of the laser is a collimated beam.
Furthermore, the plane mirror is arranged in an inclined manner at 45 degrees, and an included angle between an emergent light beam of the laser and the mirror surface of the plane mirror is 45 degrees.
Further, the reflected light beam of the plane mirror is parallel to the emergent light beam of the pyramid prism.
Furthermore, the pyramid prism has an incident mirror surface and three right-angle reflecting surfaces, and the reflected light beam of the plane mirror is vertically incident to the incident mirror surface of the pyramid prism.
Further, under the movement of the corner cube prism, the distance of the horizontal movement of the split reflected beam is 10mm, and the distance of the vertical movement of the split transmitted beam is 10mm.
Furthermore, the pyramid processing precision of the pyramid prism is in the order of arc seconds.
Further, the moving mechanism comprises a motor, a transmission structure and a slide rail; the transmission structure is connected with the pyramid prism, and the motor drives the transmission structure to move so that the pyramid prism moves along the sliding rail.
The beneficial effects of the utility model are that:
the utility model discloses utilize pyramid prism and splitting prism's combination, fall into perpendicular orthogonal's beam splitting reflection and beam splitting transmission light beam with laser to realize this quadrature scanning light beam's synchronous scanning effect through removing pyramid prism.
The utility model discloses a part be few, structural design is simple, and is small after the integration, and installation convenient operation is favorable to the engineering, and application prospect is wide.
Drawings
Fig. 1 is a schematic structural diagram of a high-speed orthogonal synchronous scanning system according to an embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention will be provided with reference to the accompanying drawings, so that the advantages and features of the present invention can be easily understood by those skilled in the art, and the scope of the present invention can be clearly and clearly defined.
In the description of the present invention, it is to be understood that the terms "front", "back", "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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.
A preferred embodiment of a high speed orthogonal synchronous scanning system, as shown in fig. 1, comprises a laser 1, a plane mirror 2, a corner cube 3 and a beam splitting prism 4. The components of the scanning system may be integrally mounted in an integrated housing.
The plane reflector 2 is arranged in front of the laser 1; the pyramid prism 3 is arranged in the reflection direction of the plane reflector 2; the beam splitter prism 4 is arranged in the emergent direction of the pyramid prism 3;
the plane reflector 2 is arranged in an inclined way at 45 degrees, and the included angle between the emergent light beam of the laser 1 and the mirror surface of the plane reflector 2 is 45 degrees.
The outgoing beam a of the laser 1 is a collimated beam. In this embodiment, the outgoing beam of the laser is a beam with a collimation of 1mrad, and the beam diameter is 1mm. An outgoing light beam a emitted by the laser 1 is incident on the plane mirror and reflected to form a reflected light beam b.
The pyramid prism 3 has an incident mirror surface 31 and three right-angle reflecting surfaces 32, and the pyramid processing precision of the pyramid prism 3 is on the order of an arc second, specifically 5 arc seconds in the present embodiment; the reflected beam of the plane reflector 2 vertically enters the entrance mirror surface 31 of the pyramid prism 3, and then is totally reflected by three right-angle reflecting surfaces 32 of the pyramid prism 3 and then exits; the reflected beam b of the plane mirror 2 is parallel to the outgoing beam c of the corner cube 3.
The beam splitter prism 4 is provided with a beam splitting surface, and light beams incident on the beam splitting surface are reflected to form a beam splitting reflected beam e and transmitted to form a beam splitting transmitted beam d; the light splitting reflected beam e is perpendicular to the light splitting transmitted beam d;
the pyramid prism 3 is installed on a moving mechanism, and the moving mechanism can drive the pyramid prism to move along the direction perpendicular to the optical axis of the pyramid prism. Specifically, the moving mechanism comprises a motor 5, a transmission structure and a slide rail 6; in the embodiment, the transmission structure comprises a screw rod 7 and a nut seat 8 arranged on the screw rod, the nut seat 8 is connected with the pyramid prism 3, and the nut seat 8 is in sliding fit with the slide rail 6; the motor 5 drives the transmission structure to move, so that the pyramid prism 3 moves along the slide rail.
The pyramid prism 3 is moved back and forth in a direction perpendicular to the optical axis of the pyramid prism, and the distance between the reflected beam b of the plane mirror 2 and the emergent beam c of the pyramid prism 3 is adjusted, so that the split reflected beam e moves horizontally at a high speed between points N1 and N2, and the split transmitted beam d moves vertically at a high speed between points M1 and M2, and the function of synchronous scanning of orthogonal beams is realized. The interval between the N1 point and the N2 point is 10mm; the interval between the M1 point and the M2 point is 10mm.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (8)
1. A high speed orthogonal synchronous scanning system, characterized by: the laser comprises a laser, a plane reflector, a pyramid prism and a beam splitter prism;
the plane mirror is arranged in front of the laser; the pyramid prism is arranged in the reflection direction of the plane reflector; the light splitting prism is arranged in the emergent direction of the pyramid prism;
an emergent light beam emitted by the laser is incident on the plane reflector; the reflected light beam of the plane reflector is incident on the pyramid prism; the outgoing light beam of the pyramid prism is incident on the beam splitter prism;
the beam splitter prism is provided with a beam splitting surface, and the light beam incident on the beam splitting surface is reflected to form a beam splitting reflected light beam and is transmitted to form a beam splitting transmitted light beam; the light splitting reflected beam is perpendicular to the light splitting transmitted beam;
the pyramid prism is arranged on a moving mechanism, and the moving mechanism can drive the pyramid prism to move along the direction perpendicular to the optical axis of the pyramid prism, so that the perpendicular and orthogonal light splitting reflection beam and the perpendicular and orthogonal light splitting transmission beam form orthogonal scanning.
2. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: the emergent beam of the laser is a collimated beam.
3. A high speed orthogonal synchronous scanning system according to claim 1 or 2, characterized in that: the plane reflector is arranged in an inclined mode at an angle of 45 degrees, and an included angle between an emergent light beam of the laser and the plane reflector is 45 degrees.
4. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: the reflected beam of the plane mirror is parallel to the outgoing beam of the corner cube.
5. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: the pyramid prism is provided with an incident mirror surface and three right-angle reflecting surfaces, and the reflected light beam of the plane reflector is vertically incident on the incident mirror surface of the pyramid prism.
6. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: under the movement of the pyramid prism, the distance of the horizontal movement of the split reflected beam is 10mm, and the distance of the vertical movement of the split transmitted beam is 10mm.
7. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: the pyramid processing precision of the pyramid prism is in the order of arc seconds.
8. A high speed orthogonal synchronous scanning system as claimed in claim 1, wherein: the moving mechanism comprises a motor, a transmission structure and a slide rail; the transmission structure is connected with the pyramid prism, and the motor drives the transmission structure to move so that the pyramid prism moves along the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222492046.2U CN218003851U (en) | 2022-09-20 | 2022-09-20 | High-speed orthogonal synchronous scanning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222492046.2U CN218003851U (en) | 2022-09-20 | 2022-09-20 | High-speed orthogonal synchronous scanning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218003851U true CN218003851U (en) | 2022-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222492046.2U Active CN218003851U (en) | 2022-09-20 | 2022-09-20 | High-speed orthogonal synchronous scanning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218003851U (en) |
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2022
- 2022-09-20 CN CN202222492046.2U patent/CN218003851U/en active Active
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