CN-224232098-U - 3LCOS laser light source module color plate coupling assembly device

CN224232098UCN 224232098 UCN224232098 UCN 224232098UCN-224232098-U

Abstract

The utility model provides a 3LCOS laser light source module color plate coupling assembly device, and belongs to the technical field of miniature projection display assembly. The utility model provides a 3LCOS laser light source module palette coupling assembly device, includes the base and sets up fine setting mechanism and facula detection platform on the base, the tongs are connected to fine setting mechanism, the tongs is used for pressing from both sides tightly wait palette in the 3LCOS laser light source module, fine setting mechanism include six-dimensional adjustment platform and with XY displacement adjustment platform that six-dimensional adjustment platform is connected, the facula detection platform is including setting up focusing lens and the first luminance meter of 3LCOS laser light source module first direction and setting up the second luminance meter of 3LCOS laser light source module second direction, first direction is perpendicular with the second direction. The utility model is used for ensuring accurate installation and calibration of the color plate, thereby improving the overall quality and performance of the projection image.

Inventors

YANG SHENGJIAO
GAO PENG
LI FEI
Sang Hejun
LIU GUIMING
WANG DAQIANG
SHA LEI

Assignees

南阳南方智能光电有限公司

Dates

Publication Date: 20260512
Application Date: 20250610

Claims (10)

1. The color plate coupling and assembling device for the 3LCOS laser light source module is characterized by comprising a base (1), a fine adjustment mechanism and a light spot detection table, wherein the fine adjustment mechanism and the light spot detection table are arranged on the base (1), the fine adjustment mechanism is connected with a gripper (8), the gripper (8) is used for clamping a color plate to be used in the 3LCOS laser light source module (4), the fine adjustment mechanism comprises a six-dimensional adjustment table (2) and an XY displacement adjustment table (3) connected with the six-dimensional adjustment table (2), the light spot detection table comprises a focusing lens (5) and a first brightness meter (6) which are arranged in the first direction of the 3LCOS laser light source module (4), and a second brightness meter (7) which is arranged in the second direction of the 3LCOS laser light source module (4), and the first direction is perpendicular to the second direction.
2. The 3LCOS laser light source module color plate coupling assembly device of claim 1, wherein the six-dimensional adjustment table (2) comprises a Z-axis rotation shaft (21), a Y-axis rotation shaft (22), an X-axis rotation shaft (23), an X-direction fine adjustment knob (24), a Y-direction fine adjustment knob (25) and a Z-direction fine adjustment knob (26), and the XY displacement adjustment table (3) comprises a Y-axis displacement table (32) and an X-axis displacement table (31) connected with the Y-axis displacement table (32).
3. The device for coupling and assembling the color plates of the 3LCOS laser light source module as set forth in claim 1, wherein the focusing lens (5) is arranged on the focusing bearing (9), the first brightness meter (6) is arranged on the first adjustable seat (10), and the center of the focusing lens (5) and the light receiving hole of the first brightness meter (6) are on the same straight line.
4. The device for coupling and assembling the color plates of the 3LCOS laser light source module as set forth in claim 1, wherein the second luminance meter (7) is arranged on the second adjustable seat (11).
5. The device for coupling and assembling the color plates of the 3LCOS laser light source module as claimed in any one of claims 1-4, wherein the color plate to be palette comprises a first color plate (41), the incidence direction of the first color plate (41) and a blue light source (42) is 45 degrees, the blue light source (42) sequentially emits onto the first luminance meter (6) through the first color plate (41) and a focusing lens (5), and the first color plate (41) is adjusted and fixed according to the luminance measured by the first luminance meter (6).
6. The device for assembling color plates of a 3LCOS laser light source module according to claim 5, wherein the color plate to be color-plated further comprises a second color plate (43), the second color plate (43) is parallel to the first color plate (41), the blue light source (42) sequentially reflects to the second color plate (43) through the first color plate (41), the second color plate (43), a fluorescent wheel lens (44) and a fluorescent wheel (45) and emits to the second brightness meter (7), and the second color plate (43) is adjusted and fixed according to the brightness measured by the second brightness meter (7).
7. The device for assembling color plates of a 3LCOS laser light source module as set forth in claim 6, wherein the color plate to be color-coded further comprises a third color plate (46), the third color plate (46) forms 45 degrees with the incident direction of the first three-color light source (47), and the green light of the first three-color light source (47) sequentially passes through the third color plate (46), the first color plate (41), the first reflecting mirror, the second reflecting mirror and the second color plate (43) to be emitted to the second luminance meter (7), and the third color plate (46) is adjusted and fixed according to the luminance measured by the second luminance meter (7).
8. The device for assembling the color plates of the 3LCOS laser light source module according to claim 7, wherein the color plate to be color-palette further comprises a fourth color plate (48), the fourth color plate (48) forms 45 degrees with the incidence direction of the first three-color light source (47), the fourth color plate (48) is parallel to the third color plate (46), and the red light of the first three-color light source (47) sequentially goes through the fourth color plate (48), the first color plate (41), the first reflecting mirror, the second reflecting mirror and the second color plate (43) to be emitted to the second brightness meter (7), and the fourth color plate (48) is adjusted and fixed according to the brightness measured by the second brightness meter (7).
9. The device for assembling color plates of a 3LCOS laser light source module according to claim 8, wherein the color plate to be color-plated further comprises a fifth color plate (49), the fifth color plate (49) forms 45 degrees with the incident direction of the second three-color light source (50), and the green light of the second three-color light source (50) sequentially passes through the fifth color plate (49), the first color plate (41), the first reflecting mirror, the second reflecting mirror and the second color plate (43) to be emitted to the second luminance meter (7), and the fifth color plate (49) is adjusted and fixed according to the luminance measured by the second luminance meter (7).
10. The device for coupling and assembling color plates of a 3LCOS laser light source module as set forth in claim 9, wherein the color plate to be color-coded further comprises a sixth color plate (51), the sixth color plate (51) forms 45 degrees with the incident direction of the second three-color light source (50), the sixth color plate (51) is parallel to the fifth color plate (49), and the red light of the second three-color light source (50) sequentially goes through the sixth color plate (51), the first color plate (41), the first reflecting mirror, the second reflecting mirror and the second color plate (43) to exit to the second brightness meter (7), and the sixth color plate (51) is adjusted and fixed according to the brightness measured by the second brightness meter (7).

Description

3LCOS laser light source module color plate coupling assembly device Technical Field The utility model belongs to the technical field of miniature projection display assembly, and particularly relates to a 3LCOS laser light source module color plate coupling assembly device. Background The 3LCOS projection technology is an advanced projection display technology, which is developed based on LCOS (Liquid Crystal on Silicon ) technology, and has the main advantages that: 1. The ultra-high color expression 3LCOS technology can independently modulate and control three colors of red, green and blue, realizes more accurate color reproduction and enables the image color to be more real. 2. High resolution LCOS panels themselves have high pixel density, 3LCOS technology can achieve ultra-high resolution of 4K or even 8K, providing extremely high image definition. 3. The 3LCOS technology can realize darker black and brighter white through accurate control and modulation of light, thereby realizing high-contrast image effect and enabling the picture to be more vivid and lifelike. These properties require high accuracy in the mounting of the optical elements in the light source module, in particular the color plate. The flatness and angle error of the color plate can affect the light reflection path, and the light utilization rate and the picture uniformity are reduced. Therefore, the accuracy of the calibration of the color plate typically needs to be controlled on the order of milliradians. To meet this requirement, a high-precision color plate coupling assembly device for a 3LCOS laser light source module is very necessary. Disclosure of utility model In view of the above, the technical problem to be solved by the present utility model is to provide a 3LCOS laser light source module color plate coupling assembling device, so as to ensure accurate installation and calibration of the color plate, thereby improving the overall quality and performance of the projected image. In order to solve the technical problems, the technical scheme includes that the 3LCOS laser light source module color plate coupling assembling device comprises a base, a fine adjustment mechanism and a light spot detection table, wherein the fine adjustment mechanism and the light spot detection table are arranged on the base, the fine adjustment mechanism is connected with a gripper, the gripper is used for clamping a color plate to be used in the 3LCOS laser light source module, the fine adjustment mechanism comprises a six-dimensional adjustment table and an XY displacement adjustment table connected with the six-dimensional adjustment table, the light spot detection table comprises a focusing lens and a first brightness meter which are arranged in a first direction of the 3LCOS laser light source module, and a second brightness meter which is arranged in a second direction of the 3LCOS laser light source module, and the first direction is perpendicular to the second direction. Optionally, the six-dimensional adjustment table includes Z axle rotation axis, Y axle rotation axis, X to fine setting knob, Y to fine setting knob and Z to fine setting knob, the XY displacement adjustment table include Y axle displacement platform and with X axle displacement platform that Y axle displacement platform is connected. Optionally, the focusing lens is disposed on the focusing seat, the first luminance meter is disposed on the first adjustable seat, and a center of the focusing lens and a light receiving hole of the first luminance meter are on a straight line. Optionally, the second brightness meter is disposed on a second adjustable seat. Optionally, the palette to be palette includes a first palette, the incidence direction of the first palette and the blue light source forms 45 °, the blue light source sequentially passes through the first palette and the focusing lens and exits to the first luminance meter, and the first palette is adjusted and fixed according to the luminance measured by the first luminance meter. Optionally, the color palette further includes a second color plate, the second color plate is parallel to the first color plate, the blue light source is reflected to the second color plate through the first color plate, the second color plate, the fluorescent wheel lens and the fluorescent wheel in sequence, and is emitted to the second luminance meter, and the second color plate is adjusted and fixed according to the luminance measured by the second luminance meter. Optionally, the color palette further includes a third color plate, the incidence direction of the third color plate and the first three-color light source forms 45 °, and the green light of the first three-color light source sequentially passes through the third color plate, the first reflector, the second reflector and the second color plate to exit to the second luminance meter, and adjusts and fixes the third color plate according to the luminance measured by the second l