Search

CN-224231631-U - Visual detection device for automatic fusion welding of optical fibers

CN224231631UCN 224231631 UCN224231631 UCN 224231631UCN-224231631-U

Abstract

The utility model discloses a visual detection device for automatic fusion of optical fibers, which relates to the technical field of visual detection of optical fiber fusion, and comprises a laser fusion joint for optical fiber fusion, wherein the side surface of the laser fusion joint is fixedly connected with an isolation shell, one side of the isolation shell, which is far away from the laser fusion joint, is provided with a mounting bracket, two sides of the mounting bracket are respectively provided with a sliding driver and a swinging visual detector, wherein the swinging visual detector comprises a connecting shaft movably connected with the mounting bracket, and two ends of the connecting shaft are respectively provided with a sliding block and a connecting gear.

Inventors

  • SHI LIUJUN
  • SI LIEHUO

Assignees

  • 中设智能装备（苏州）有限公司

Dates

Publication Date
20260512
Application Date
20250529

Claims (7)

  1. 1. The visual detection device for automatic fusion of the optical fibers is characterized by comprising a laser fusion joint (2) for fusion of the optical fibers, wherein an isolation shell (1) is fixedly connected to the side surface of the laser fusion joint (2), a mounting bracket (4) is arranged on one side, far away from the laser fusion joint (2), of the isolation shell (1), and a sliding driver (5) and a swinging visual detector (6) are respectively arranged on two sides of the mounting bracket (4); the swing type visual detector (6) comprises a connecting shaft (64) movably connected with the mounting bracket (4), a sliding block (61) and a connecting gear (62) are respectively arranged at two ends of the connecting shaft (64), one end of the connecting shaft (64) is in rotary fit with the sliding block (61) through a bearing, and the other end of the connecting shaft penetrates through the connecting gear (62) to be fixedly connected with the industrial camera (63).
  2. 2. The visual inspection device for automatic fusion splicing of optical fibers according to claim 1, wherein the mounting bracket (4) comprises a limiting transverse plate (41) arranged in parallel with the isolation shell (1), a vertical limiting partition plate (42) is integrally arranged on one side, away from the isolation shell (1), of the limiting transverse plate (41), and a limiting chute (45) is formed in the limiting partition plate (42).
  3. 3. The visual inspection apparatus for automatic fusion splicing of optical fibers according to claim 2, wherein the connecting shaft (64) penetrates through the limit chute (45) and is in sliding fit with the limit chute (45), the connecting gear (62) and the sliding block (61) are respectively positioned on two sides of the limit partition plate (42), the fixed rack (46) is embedded into one side, close to the connecting gear (62), of the limit transverse plate (41), and the connecting gear (62) is meshed with the fixed rack (46).
  4. 4. The visual inspection device for automatic fusion splicing of optical fibers according to claim 3, wherein end baffles (43) are fixedly connected to both ends of the limiting transverse plate (41), the sliding driver (5) is provided with threaded screws (51) movably connected with the two end baffles (43), the ends of the threaded screws (51) penetrate through the end baffles (43) and are in transmission connection with driving motors (53), and the driving motors (53) are fixedly connected with the end baffles (43).
  5. 5. The visual inspection device for automatic fusion splicing of optical fibers according to claim 4, wherein parallel limit sliding rods (52) are arranged on two sides of the threaded screw rod (51), two ends of the limit sliding rods (52) are fixedly connected with end baffles (43), and the threaded screw rod (51) and the limit sliding rods (52) penetrate through sliding blocks (61) respectively.
  6. 6. The visual inspection device for automatic fusion splicing of optical fibers according to claim 5, wherein the sliding block (61) is provided with a threaded hole (65) corresponding to the threaded screw rod (51), the threaded screw rod (51) is in threaded fit with the threaded hole (65), two sides of the sliding block (61) are also provided with limit holes (66) corresponding to the limit sliding rod (52), and the limit sliding rod (52) is in sliding connection with the limit holes (66).
  7. 7. The visual inspection device for automatic fusion splicing of optical fibers according to claim 6, wherein the limit transverse plate (41) is integrally provided with an end baffle (43) at one side close to the isolation shell (1), the other end of the isolation shell (1) is fixedly connected with the isolation shell (1) through bolts, and laser radiating fins (3) penetrating through the isolation shell (1) are fixedly connected to two sides of the laser fusion splice (2).

Description

Visual detection device for automatic fusion welding of optical fibers Technical Field The utility model particularly relates to the technical field of optical fiber fusion welding visual detection, in particular to a visual detection device for automatic optical fiber fusion welding. Background The automatic fusion splicing of optical fibers is a technique for connecting two optical fibers by using a special optical fiber fusion splicer to achieve automatic alignment and fusion splicing of optical fibers, and the automatic fusion splicing of optical fibers utilizes the high temperature generated by high-voltage arc discharge to fuse and join the end faces of two optical fibers together. In the welding process, the welding machine accurately aligns the axes of the optical fibers through a high-precision optical imaging system and a sensor, so that the cores of the two optical fibers can be accurately butted, and low-loss optical signal transmission is realized. However, in practice, it has been noted that the camera is generally disposed at the side of the laser welding head, and the lens is aligned to the welding position, but strong illumination is generated during the laser welding process, and the high photon energy of the strong laser may cause photochemical reaction of the optical material of the lens, so that the molecular structure in the optical glass is changed, or the coating material is decomposed, degenerated, etc., thereby reducing the light transmittance of the lens, increasing scattering and absorption, affecting the imaging definition and color reduction degree, and in addition, the high energy laser may cause tiny pits or cracks on the surface of the lens, which scatter light, further worsening the imaging effect, thereby causing the lens to be easily damaged and requiring frequent replacement. Disclosure of utility model The utility model aims to provide a visual detection device for automatic fusion of optical fibers, wherein a structure capable of driving an industrial lens is designed between a laser fusion joint and an industrial camera, the orientation of the industrial camera is cheap before welding, damage after strong light is prevented, and therefore the industrial camera is protected, and the service life is prolonged. To solve the technical problems set forth in the background art. In order to achieve the above purpose, the present utility model provides the following technical solutions: The visual detection device for automatic optical fiber fusion comprises a laser fusion joint for optical fiber fusion, wherein the side surface of the laser fusion joint is fixedly connected with an isolation shell, one side of the isolation shell, which is far away from the laser fusion joint, is provided with a mounting bracket, and two sides of the mounting bracket are respectively provided with a sliding driver and a swinging visual detector; The swing type visual detector comprises a connecting shaft movably connected with the mounting bracket, wherein sliding blocks and connecting gears are respectively arranged at two ends of the connecting shaft, one end of the connecting shaft is in rotary fit with the sliding blocks through bearings, and the other end of the connecting shaft penetrates through the connecting gears to be fixedly connected with the industrial camera. As a further technical scheme of the utility model, the mounting bracket comprises a limiting diaphragm which is arranged in parallel with the isolation shell, one side of the limiting diaphragm, which is far away from the isolation shell, is integrally provided with a vertical limiting baffle plate, and a limiting chute is arranged in the limiting baffle plate. As a further technical scheme of the utility model, the connecting shaft penetrates through the limiting chute to be in sliding fit with the limiting chute, the connecting gear and the sliding block are respectively positioned at two sides of the limiting partition plate, a fixed rack is embedded at one side, close to the connecting gear, of the limiting transverse plate, and the connecting gear is meshed with the fixed rack. As a further technical scheme of the utility model, the two ends of the limiting transverse plate are fixedly connected with end baffles, the sliding driver is provided with threaded screw rods movably connected with the two end baffles, the end parts of the threaded screw rods penetrate through the end baffles and are in transmission connection with driving motors, and the driving motors are fixedly connected with the end baffles. As a further technical scheme of the utility model, two sides of the threaded screw rod are provided with parallel limit sliding rods, two ends of each limit sliding rod are fixedly connected with the end baffle, and the threaded screw rod and the limit sliding rods respectively penetrate through the sliding blocks. As a further technical scheme of the utility model, the sliding block is provided with a threaded ho