CN-224231234-U - Point precision detection device

CN224231234UCN 224231234 UCN224231234 UCN 224231234UCN-224231234-U

Abstract

The utility model discloses a point precision detection device which comprises a base, a light source emitter, a fixed seat, a point precision measurement plate, a movable seat and a driving device, wherein the movable seat is arranged at the top of the base in a sliding mode, the point precision measurement plate is fixedly arranged at the top of the movable seat, a point precision measurement target ring is carved on the point precision measurement plate, the fixed seat is fixedly arranged at the top of the base, the light source emitter is fixedly arranged at the top of the fixed seat, the emitting end of the light source emitter faces the point precision measurement plate, the central axis of the emitting end of the light source emitter penetrates through the center point of the point precision measurement target ring, the driving device is arranged on the base, and the driving device is used for driving the movable seat to move on the base so that the point precision measurement plate is close to or far away from the emitting end of the light source emitter.

Inventors

WANG RONG
WAN XINGFU
XING YAJUAN
ZHONG LIJUN

Assignees

成都鑫宇光科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250530

Claims (7)

1. The device for detecting the point precision is characterized by comprising a base (1), a light source emitter (3), a fixed seat (2), a point precision measuring plate (5), a movable seat (9) and a driving device; The movable seat (9) is arranged at the top of the base (1) in a sliding manner, and the point precision measuring plate (5) is fixedly arranged at the top of the movable seat (9), wherein a point precision measuring target ring is carved on the point precision measuring plate (5); The light source emitter (3) is arranged at the top of the base (1) in a fixed way, the emitting end of the light source emitter (3) faces the point precision measuring plate (5), and the central axis of the emitting end of the light source emitter (3) passes through the center point of the point precision measuring target ring; The driving device is arranged on the base (1) and is used for driving the movable seat (9) to move on the base (1) so that the point precision measuring plate (5) is close to or far away from the emitting end of the light source emitter (3).
2. The point precision detection device according to claim 1, wherein the driving device is a screw rod (8) mechanism, the screw rod (8) mechanism comprises a first support (7), a second support (10) and a screw rod (8), the first support (7) and the second support (10) are respectively located at two sides of a movable seat (9) and fixedly arranged at the top of the base (1), one end of the screw rod (8) is rotatably arranged on the first support (7), the other end of the screw rod is rotatably arranged on the second support (10), the screw rod (8) is parallel to the central axis of the transmitting end of the light source transmitter (3), the movable seat (9) is sleeved on the screw rod (8) in a threaded connection mode, and when the screw rod (8) rotates, the movable seat (9) moves along the screw rod (8) to be close to or far away from the transmitting end of the light source transmitter (3).
3. The spot accuracy detecting device according to claim 2, wherein one end of the screw rod (8) far away from the light source emitter (3) is connected with a rotating handle.
4. The point precision detection device according to claim 2 is characterized in that one end, far away from a light source emitter (3), of the screw rod (8) is connected with a driving motor (6), the driving motor (6) is fixedly arranged at the top of the base (1), a distance detection sensor (4) is arranged at the top of the light source emitter (3), the distance detection sensor (4) is used for detecting the distance from a point precision measurement plate (5) to the emitting end of the light source emitter (3), the driving motor (6) and the distance detection sensor (4) are connected with a controller, and a control key and a display are further connected to the controller.
5. The spot accuracy testing device of claim 4, wherein a camera (13) is fixedly arranged beside the light source emitter (3), the view angle of the camera (13) is aligned with the emitting end of the light source emitter (3), and the camera (13) is connected with the controller.
6. The spot accuracy detecting device according to claim 5, wherein the camera (13) is fixedly arranged beside the light source emitter (3) through the vertical rod (11), the camera (13) is fixedly arranged at the upper end of the vertical rod (11), and the lower end of the vertical rod (11) is fixedly arranged at the top of the base (1).
7. The spot accuracy testing device of claim 6, wherein a light supplementing lamp (12) is further arranged at the upper end of the upright (11), and the light supplementing lamp (12) is connected with the controller.

Description

Point precision detection device Technical Field The utility model relates to the field of point precision detection, in particular to a point precision detection device. Background Collimators can transform diverging beams exiting from the end face of an optical fiber into parallel beams, or can concentrate and efficiently couple parallel beams into an optical fiber, and have very popular application in optical communication systems. In the production of a collimator, it is often necessary to detect the point accuracy of the collimator. The conventional point precision detection device comprises a light source emitter and a point precision measurement plate, wherein a point precision measurement target ring is carved on the point precision measurement plate, and a collimator is arranged on the emitting end of the light source emitter during detection, so that a light beam emitted by the light source emitter passes through the collimator and irradiates the point precision measurement plate, and then the point precision is measured through the precision measurement target ring. When measuring the point precision, the distance between the light source emitter and the point precision measuring plate needs to be adjusted, and the accurate measurement of the point precision can be ensured only by the proper distance. The prior source emitter and the point precision measuring plate are fixedly arranged on the base through bolts, when the distance between the source emitter and the point precision measuring plate is required to be adjusted every time, the point precision measuring plate is required to be detached, and after the position is adjusted, the point precision measuring plate is fixed well, and the operation is very complicated. Therefore, it is necessary to design a spot accuracy detecting device that facilitates adjusting the distance between the light source emitter and the spot accuracy measuring plate. Disclosure of utility model The present utility model has been made in view of the above-mentioned problems, and an object of the present utility model is to provide a point accuracy detecting device capable of conveniently adjusting the distance between a light source emitter and a point accuracy measuring plate. The technical scheme adopted by the utility model is as follows: The point precision detection device comprises a base, a light source emitter, a fixed base, a point precision measurement plate, a movable base and a driving device, wherein the movable base is arranged at the top of the base in a sliding mode, the point precision measurement plate is fixedly arranged at the top of the movable base, a point precision measurement target ring is carved on the point precision measurement plate, the fixed base is fixedly arranged at the top of the base, the light source emitter is fixedly arranged at the top of the fixed base, the emitting end of the light source emitter faces the point precision measurement plate, the central axis of the emitting end of the light source emitter penetrates through the center point of the point precision measurement target ring, and the driving device is arranged on the base and used for driving the movable base to move on the base so that the point precision measurement plate is close to or far away from the emitting end of the light source emitter. The driving device comprises a first support, a second support and a screw rod, wherein the first support and the second support are respectively positioned on two sides of the movable seat and fixedly arranged on the top of the base, one end of the screw rod is rotatably arranged on the first support, the other end of the screw rod is rotatably arranged on the second support, the screw rod is parallel to the central axis of the transmitting end of the light source transmitter, the movable seat is sleeved on the screw rod in a threaded connection mode, and when the screw rod rotates, the movable seat moves along the screw rod and is close to or far away from the transmitting end of the light source transmitter. Further, one end of the screw rod, which is far away from the light source emitter, is connected with a rotating handle. Further, one end of the screw rod, which is far away from the light source emitter, is connected with a driving motor which is fixedly arranged at the top of the base, the top of the light source emitter is provided with a distance detection sensor which is used for detecting the distance from the point precision measuring plate to the emitting end of the light source emitter, the driving motor and the distance detection sensor are both connected with a controller, and the controller is also connected with a control key and a display. Further, a camera is fixedly arranged beside the light source emitter, the view angle of the camera is aligned with the emitting end of the light source emitter, and the camera is connected with the controller. Furthermore, the camera is fixedly arranged beside th