CN211291473U - Light splitting system of laser demarcation device and laser demarcation device - Google Patents
Light splitting system of laser demarcation device and laser demarcation device Download PDFInfo
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- CN211291473U CN211291473U CN202020227070.1U CN202020227070U CN211291473U CN 211291473 U CN211291473 U CN 211291473U CN 202020227070 U CN202020227070 U CN 202020227070U CN 211291473 U CN211291473 U CN 211291473U
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Abstract
The utility model provides a light splitting system and laser demarcation appearance of laser demarcation appearance. The light splitting system comprises a laser emission system and a collimating and transmitting lens, and is characterized by further comprising a semi-transparent and semi-reflective lens unit and a cylindrical lens unit; the collimating light-transmitting lens, the semi-transmitting and semi-reflecting lens unit and the cylindrical lens unit are arranged on a light path of a laser beam emitted by the laser emission system in sequence; dividing the laser beam into a transmission beam and a reflection beam through the semi-transmitting and semi-reflecting mirror unit; the transmission light beam is projected to the cylindrical mirror unit, and the cylindrical mirror unit focuses the transmission light beam in a direction perpendicular to a cylindrical mirror bus in the cylindrical mirror unit to form light; the reflected beam is projected to form a spot. The utility model provides a beam splitting system only adopts a laser instrument, cooperates one set of spectroscope combination, can make the light source divide the different light spot of direction and the different light of direction, can satisfy the demand that the laser demarcation appearance thrown reference point and reference line simultaneously on the equidirectional.
Description
Technical Field
The utility model relates to a beam splitting system technical field especially relates to a beam splitting system and a laser demarcation device among laser demarcation device.
Background
The laser line projector needs to project reference points in different directions, projects a reference line on the front side, is difficult to meet the requirement by only one laser diode in the laser line projector, and needs to be provided with two division workers. However, the increased division of labor can increase the volume and the weight of the movement and can also increase the difficulty of assembling and leveling the movement.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a light splitting system of laser demarcation device only adopts a laser diode, cooperates one set of reasonable spectroscope combination, makes the light source divide the different light spot of direction and the different light of direction.
Specifically, the utility model provides a beam splitting system of laser demarcation device, including laser emission system, collimation printing opacity mirror, still include semi-transparent semi-reflecting mirror unit and cylindrical mirror unit, collimation printing opacity mirror, semi-transparent semi-reflecting mirror unit and cylindrical mirror unit set up to be located in proper order on the light path of the laser beam that laser emission system launches; the laser beam emitted by the laser emission system is projected to the collimating light-transmitting mirror and collimated into a parallel beam; the parallel light beams are projected to the semi-transparent semi-reflecting mirror unit and are divided into transmission light beams and reflection light beams; the transmission light beams are projected to the cylindrical mirror unit, the cylindrical mirror unit focuses the transmission light beams in a direction perpendicular to a cylindrical mirror bus in the cylindrical mirror group to form light rays, and the reflection light beams are projected to form light spots.
Preferably, the half mirror unit includes a first half mirror and a second half mirror, the parallel light beam is projected to the first half mirror, is divided into a first transmitted light beam and a first reflected light beam, and is projected to the second half mirror, and is divided into a second transmitted light beam and a second reflected light beam; the first transmission beam and the second transmission beam are projected to the cylindrical mirror unit; the first reflected light beam and the second reflected light beam are projected to form a light spot.
Preferably, the first half mirror and the second half mirror are perpendicular to each other and form 45 ° with the optical path of the parallel light beam, and the first reflected light beam and the second reflected light beam are opposite in projection direction and perpendicular to the optical path of the parallel light beam.
Preferably, the cylindrical mirror unit includes a first cylindrical mirror and a second cylindrical mirror, the first transmitted beam is projected onto the first cylindrical mirror, the first cylindrical mirror focuses the first transmitted beam to form a first light, the second transmitted beam is projected onto the second cylindrical mirror, and the second cylindrical mirror focuses the second transmitted beam to form a second light; preferably, the generatrices of the first cylindrical mirror and the second cylindrical mirror are perpendicular to each other, the generatrices of the first cylindrical mirror and the second cylindrical mirror are perpendicular to the light path of the transmitted light beam, and the first light beam and the second light beam are perpendicular to each other.
Preferably, the cylindrical mirror unit includes a third cylindrical mirror and a fourth cylindrical mirror, the third cylindrical mirror is focused to form a third light, and the fourth cylindrical mirror is focused to form a fourth light. The generatrix of the third cylindrical mirror is perpendicular to the generatrix of the fourth cylindrical mirror, the generatrix of the third cylindrical mirror is perpendicular to the light path of the transmitted light beam, and the third light beam is perpendicular to the fourth light beam.
The utility model discloses an on the other hand still provides a laser demarcation device, including above-mentioned arbitrary light splitting system.
Compared with the prior art, the utility model has the advantages that: only one laser is adopted and matched with a set of spectroscope combination, so that light spots with different directions and light rays with different directions can be separated from a light source, the requirement that the laser demarcation device throws out reference points and reference lines in different directions simultaneously can be met, the laser does not need to be additionally arranged, and the volume and the weight of the laser demarcation device cannot be increased.
Drawings
Fig. 1 is a schematic structural view of a laser demarcation device consistent with the present invention.
Fig. 2 is a schematic diagram of a light splitting system of the laser line projector of fig. 1.
The reference signs are:
10-laser emission system, 11-laser beam,
20-collimating light-transmitting mirror, 21-parallel light beam,
30-half mirror unit, 31-first half mirror, 311-first reflected beam, 312-first transmitted beam, 32-second half mirror, 321-second reflected beam, 322-second transmitted beam,
40-cylindrical mirror unit, 41-first cylindrical mirror, 42-second cylindrical mirror.
Detailed Description
The advantages of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, it is a schematic structural diagram of a laser demarcation device consistent with the present invention. The laser projector comprises a laser emitting system 10, a collimating light-transmitting mirror 20, a semi-transparent and semi-reflective mirror unit 30 and a cylindrical mirror unit 40. In this embodiment, the laser emitting system 10 is a laser diode, and the laser emitting system 10 can be any light source capable of emitting laser, which is not limited herein.
The collimating light-transmitting mirror 20, the half-transmitting and half-reflecting mirror unit 30 and the cylindrical mirror unit 40 are sequentially located on a light path of a laser beam 11 emitted by the laser emission system 10.
Further referring to fig. 2, a schematic diagram of the optical splitting system of the laser line projector of fig. 1 is shown. The laser beam 11 emitted by the laser emission system 10 is projected to the collimating light-transmitting mirror 20, and the laser beam 11 is collimated into a parallel beam 21; the parallel light beam 21 is projected to the half mirror unit 30.
The half mirror unit 30 includes a first half mirror 31 and a second half mirror 32, and the first half mirror 31 and the second half mirror 32 are perpendicular to each other and are 45 ° with the optical path of the parallel beam 21. The parallel light beam 21 is projected to the first half mirror 31 and divided into a first reflected light beam 311 and a first transmitted light beam 312, and the parallel light beam 21 is projected to the second half mirror 32 and divided into a second reflected light beam 321 and a second transmitted light beam 322; the first reflected light beam 311 and the second reflected light beam 321 are both perpendicular to the optical path of the parallel light beam 21, and the first reflected light beam 311 and the second reflected light beam 321 are projected in opposite directions to form a first light spot and a second light spot, respectively; the first and second transmitted beams 312 and 322 are directed to the cylindrical mirror unit 40.
The cylindrical mirror unit 40 includes a first cylindrical mirror 41 and a second cylindrical mirror 42, the generatrices of the first cylindrical mirror 41 and the second cylindrical mirror 42 are perpendicular to each other, and the generatrices of the first cylindrical mirror 41 and the second cylindrical mirror 42 are both perpendicular to the light path of the transmitted light beam. The first cylindrical mirror 41 focuses the first transmitted light beam 312 and the second transmitted light beam 322 to form a first light beam, the second cylindrical mirror 42 focuses the second transmitted light beam 312 and the second transmitted light beam 322 to form a second light beam, the first light beam is perpendicular to a bus of the first cylindrical mirror 41, the second light beam is perpendicular to a bus of the second cylindrical mirror 42, and the first light beam is perpendicular to the second light beam.
In another embodiment, the half mirror unit 30 includes a half mirror, and the incident surface of the half mirror is 45 ° to the optical path of the parallel light beam. The half-transmitting and half-reflecting mirror divides the parallel light beam 21 into a transmitted light beam and a reflected light beam, the transmitted light beam is projected to the cylindrical mirror unit 40, and the reflected light beam is perpendicular to the light path of the parallel light beam 21 and projected to a target object to form a light spot.
The cylindrical mirror unit 40 includes a third cylindrical mirror and a fourth cylindrical mirror, the third cylindrical mirror is perpendicular to the bus of the fourth cylindrical mirror, the third cylindrical mirror focuses the transmission beam into third light, the fourth cylindrical mirror focuses the transmission beam into fourth light, the third light is perpendicular to the bus of the third cylindrical mirror, the fourth light is perpendicular to the bus of the fourth cylindrical mirror, and the third light is perpendicular to the fourth light.
In another embodiment, the half mirror unit 30 includes a third half mirror and a fourth half mirror, the parallel light beam is projected to the third half mirror and divided into a third transmitted light beam and a third reflected light beam, and the parallel light beam is projected to the fourth half mirror and divided into a fourth transmitted light beam and a fourth reflected light beam.
The third half mirror and the fourth half mirror are perpendicular to each other and form a 45-degree angle with the light path of the parallel light beam, the projection direction of the third reflected light beam is opposite to that of the fourth reflected light beam and perpendicular to the light path of the parallel light beam, and the third reflected light beam and the fourth reflected light beam are projected to form a third light spot and a fourth light spot respectively.
The cylindrical mirror unit 40 includes a cylindrical mirror, and a bus of the cylindrical mirror is perpendicular to the optical path of the transmitted light beam. And the cylindrical mirror focuses the third transmitted beam and the fourth transmitted beam in a direction perpendicular to a bus of the cylindrical mirror to form light.
Therefore, the utility model discloses a beam split system only adopts a laser instrument, and cooperation collimation printing opacity mirror, semi-transparent semi-reflection mirror unit and cylindrical mirror unit divide the light spot that the direction is different and the light that the direction is different with the light source to can set up the relative angle of the light that forms on the wall through the relative position who sets up the cylindrical mirror, can satisfy the demand that the laser demarcation device throws out reference point and reference line simultaneously in the equidirectional. The technical scheme of the utility model laser instrument need not add, can not increase the volume and the weight of laser demarcation appearance.
The above detailed description of the embodiments of the present invention is only for exemplary purposes, and the present invention is not limited to the above described embodiments. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (8)
1. A light splitting system of a laser demarcation device comprises a laser emitting system and a collimating and transmitting lens, and is characterized by further comprising a semi-transmitting and semi-reflecting lens unit and a cylindrical lens unit;
the collimating light-transmitting lens, the semi-transmitting and semi-reflecting lens unit and the cylindrical lens unit are arranged on a light path of a laser beam emitted by the laser emission system in sequence;
the laser beam emitted by the laser emission system is projected to the collimating light-transmitting mirror and collimated into a parallel beam;
the parallel light beams are projected to the semi-transparent semi-reflective mirror unit and are divided into transmission light beams and reflection light beams;
the transmission light beam is projected to the cylindrical mirror unit, and the cylindrical mirror unit focuses the transmission light beam in a direction vertical to a cylindrical mirror bus in the cylindrical mirror unit to form light;
the reflected beam is projected to form a spot.
2. The light splitting system of claim 1,
the half-transmitting and half-reflecting mirror unit comprises a first half-transmitting and half-reflecting mirror and a second half-transmitting and half-reflecting mirror,
the parallel light beam is projected to the first half-mirror and divided into a first transmission light beam and a first reflection light beam, and the parallel light beam is projected to the second half-mirror and divided into a second transmission light beam and a second reflection light beam;
the first transmission beam and the second transmission beam are projected to the cylindrical mirror unit;
the first reflected light beam and the second reflected light beam are projected to form a light spot.
3. The optical splitting system of claim 2,
the first semi-transparent semi-reflecting mirror and the second semi-transparent semi-reflecting mirror are perpendicular to each other and form 45 degrees with the light path of the parallel light beams, and the projection directions of the first reflected light beam and the second reflected light beam are opposite and are perpendicular to the light path of the parallel light beams.
4. The optical splitting system of claim 3,
the cylindrical mirror unit includes a first cylindrical mirror and a second cylindrical mirror,
the first transmission beam is projected to the first cylindrical mirror, the first cylindrical mirror focuses the first transmission beam to form first light, the second transmission beam is projected to the second cylindrical mirror, and the second transmission beam is focused by the second cylindrical mirror to form second light.
5. The beam splitting system of claim 4,
the first cylindrical mirror and the second cylindrical mirror are perpendicular to each other in generatrix, the first cylindrical mirror and the second cylindrical mirror are perpendicular to the light path of the transmission beam in generatrix, and the first light is perpendicular to the second light.
6. The light splitting system of claim 1,
the cylindrical mirror unit comprises a third cylindrical mirror and a fourth cylindrical mirror, the third cylindrical mirror is focused to form third light, and the fourth cylindrical mirror is focused to form fourth light.
7. The beam splitting system of claim 6,
the generatrix of the third cylindrical mirror is perpendicular to the generatrix of the fourth cylindrical mirror, the generatrix of the third cylindrical mirror is perpendicular to the light path of the transmitted light beam, and the third light beam is perpendicular to the fourth light beam.
8. A laser demarcation device comprising the light splitting system of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227070.1U CN211291473U (en) | 2020-02-28 | 2020-02-28 | Light splitting system of laser demarcation device and laser demarcation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020227070.1U CN211291473U (en) | 2020-02-28 | 2020-02-28 | Light splitting system of laser demarcation device and laser demarcation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211291473U true CN211291473U (en) | 2020-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020227070.1U Active CN211291473U (en) | 2020-02-28 | 2020-02-28 | Light splitting system of laser demarcation device and laser demarcation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211291473U (en) |
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2020
- 2020-02-28 CN CN202020227070.1U patent/CN211291473U/en active Active
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