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CN-224230936-U - Structure light sensor structure based on law of medicine

CN224230936UCN 224230936 UCN224230936 UCN 224230936UCN-224230936-U

Abstract

The utility model relates to the technical field of light sensors, in particular to a light sensor structure based on the law of the optical fiber, which comprises an imaging part, a projector and a base, wherein the imaging part comprises a camera and an imaging lens, the camera and the imaging lens are connected through a C port, the imaging part is fixedly connected with the base, the projector consists of a light machine main body and a projection lens, and the projector and an installation bottom plate are locked through screws. The independent wedge-shaped block provides convenience for changing the projection angle and replacing the projection lens, and one projection optical machine main body can be made into projectors with different projection distances and different amplification proportions, so that the projector is suitable for different applications.

Inventors

  • Ou Canjuan

Assignees

  • 珠海博明传感器技术有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (5)

  1. 1. The optical sensor structure based on the Mooney law comprises an imaging part (1), a projector (2) and a base (4), and is characterized in that the imaging part (1) comprises a camera (11) and an imaging lens (12), and the camera (11) and the imaging lens (12) are connected through a C port; The projector (2) consists of an optical machine main body (21) and a projection lens (22), the projector (2) and a mounting base plate (3) are locked through screws, a pin shaft (5) is arranged on the base (4), and four annular through holes (31) are respectively formed in four corners of the mounting base plate (3) by taking the pin shaft (5) as the center.
  2. 2. The structure of claim 1, wherein the axis of the imaging lens (12) is perpendicular to the plane to be measured, and the imaging lens is used for obtaining a fringe image projected onto the plane to be measured.
  3. 3. The light sensor structure based on the law of Mr. according to claim 1, wherein a wedge block (23) is arranged between the projection lens (22) and the optical machine main body (21).
  4. 4. A structured light sensor structure based on the law of Mr. 3, wherein the angle of the wedge (23) is obtained by calculating the projected angle by the law of Mr. such that the brightness of the pattern projected onto the plane is uniform from the near end to the far end, and the sharpness is kept uniform.
  5. 5. The light sensor structure based on the law of Mr. as set forth in claim 1, wherein the mounting base plate (3) is rotatably connected with the annular through hole (31) through a pin shaft (5) and the base (4).

Description

Structure light sensor structure based on law of medicine Technical Field The utility model relates to the technical field of optical sensors, in particular to a structural optical sensor structure based on the law of Moire. Background The structured light sensor generally applies the principle of trigonometry, a certain pattern is projected to the surface of the object to be measured by a projection optical machine, a camera shoots the distortion condition of the pattern on the surface of the object, and the height information of the surface of the object to be measured is obtained after the computer processing. The axis of the camera lens is perpendicular to the measured object, and the projection light machine tilts the projected pattern, which can cause uneven definition and brightness of the projected pattern and affect the measurement accuracy. The projection lens can be designed to have a certain included angle between the axis of the projection lens and the central axis of the projection light by utilizing the law of Moire, so that the definition of the projection pattern and the brightness are uniform. Therefore, in order to solve the above problems, the present utility model provides a structural light sensor structure based on the law of the electric energy. Disclosure of utility model In order to solve the problems in the prior art, the utility model provides a structural light sensor structure based on the law of the Law of the Mooney. The utility model provides a structural light sensor structure based on the law of Mooney, which comprises an imaging part, a projector and a base, wherein the imaging part comprises a camera and an imaging lens which are connected through a C port; the projector consists of an optical machine main body and a projection lens, wherein the projector and a mounting bottom plate are locked by screws, pin shafts are arranged on the base, and four annular through holes are respectively formed in four corners of the mounting bottom plate by taking the pin shafts as the centers. Preferably, the axis of the imaging lens is perpendicular to the measured plane, and the imaging lens is used for acquiring a fringe image projected to the measured plane. Preferably, a wedge block is arranged between the projection lens and the optical machine main body. Preferably, the angle of the wedge block is obtained by calculating the projection angle through the law of Moire, so that the brightness of the pattern projected on the plane is uniform from the near end to the far end, and the definition is kept consistent. Preferably, the mounting bottom plate is rotatably connected with the annular through hole through a pin shaft. In summary, the utility model has the following beneficial technical effects: The optical sensor structure is based on the law of Mooney, and the independent wedge-shaped blocks are arranged at the joint of the projection lenses, so that the uniformity of brightness and the consistency of definition of the pattern projected obliquely are kept, and high-quality images are obtained through shooting, so that the high precision of measurement is ensured. The independent wedge-shaped block provides convenience for changing the projection angle and replacing the projection lens, and one projection optical machine main body can be made into projectors with different projection distances and different amplification proportions, so that the projector is suitable for different applications. The projector can rotate on the base, different projection angles are matched, multiple models of one base adaptation are realized, material management is simpler, stock pressure is smaller, production and material preparation cost is reduced, installation is convenient, different test requirements can be met by quickly replacing models, and production efficiency is improved. Drawings FIG. 1 is a schematic diagram of the structure of the present utility model; FIG. 2 is a schematic view of a projector according to the present utility model; Fig. 3 is a schematic structural view of a projector and a mounting base plate in the present utility model. The reference numerals comprise 1, an imaging part, 11, a camera, 12, an imaging lens, 2, a projector, 21, a ray machine main body, 22, a projection lens, 23, a wedge block, 3, a mounting bottom plate, 31, an annular through hole, 4, a base, 5 and a pin shaft. Detailed Description The utility model is described in further detail below with reference to fig. 1-3. Examples: 1-3, the optical sensor structure comprises an imaging part 1, a projector 2 and a base 4, wherein the imaging part 1 comprises a camera 11 and an imaging lens 12, and the camera 11 and the imaging lens 12 are connected through a C port; The projector 2 consists of a light machine main body 21 and a projection lens 22, the projector 2 and a mounting base plate 3 are locked by screws, a pin shaft 5 is arranged on a base 4, and four annular through holes 31 are respectively form