CN220154706U

CN220154706U - Lens attitude setting mechanism

Info

Publication number: CN220154706U
Application number: CN202321506602.5U
Authority: CN
Inventors: 周新远
Original assignee: Shanghai Ekong Electronic Technology Co ltd
Current assignee: Shanghai Ekong Electronic Technology Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-08
Anticipated expiration: 2033-06-13

Abstract

The utility model discloses a lens attitude setting mechanism, comprising: the device comprises a fixed calibration fixture and a movable calibration fixture, wherein the fixed calibration fixture is fixedly installed with an external frame; the movable calibration fixture is used for adjusting the clamping interval between the movable calibration fixture and the fixed calibration fixture by sliding on the fixed calibration fixture so as to clamp and position lenses with different sizes; each lens is clamped and positioned through the fixed calibration clamp and the movable calibration clamp, the purpose of setting the posture of the plastic lens is achieved, the uniformity of the lens position is maintained, a foundation is laid for the subsequent automatic insertion and extraction of the optical fiber into the lens, and the phenomena that the optical fiber is not inserted in place, the plastic lens is askew at the top of the optical fiber, the plastic lens limiting needle is broken at the top of the optical fiber and the like in the optical fiber insertion and extraction process due to the uncertainty of the position of the plastic lens are avoided; in this embodiment, the movable calibration jig is driven by a slide cylinder, and is linearly reciprocated on the fixed calibration jig.

Description

Lens attitude setting mechanism

Technical Field

The utility model relates to the technical field of optical communication multimode product coupling, in particular to a lens attitude setting and calibrating mechanism in an optical fiber automatic plugging plastic lens device.

Background

Multimode optical modules typically transmit light at 850nm, and are commonly used in short-range transmission (SR) and data centers due to severe intermodal dispersion.

With the development of optical communication, the application of optical modules is more and more widespread, especially the data center has higher and higher requirements on the speed of multimode optical modules, from 10G to 100G to 200G and 400G, and now, 800G is being laid out. The optical coupling technology is one of the important process technologies of the optical module, and is also a main factor limiting mass production of the optical module. The multimode optical module coupling mostly adopts a plastic lens to couple light, and the positioning accuracy of the plastic lens directly influences the coupling result.

The conventional plastic lens is fed by manual assistance, the optical fiber is manually plugged into the lens, and the automatic optical fiber lens plugging and unplugging cannot be realized, and the main reasons are that the phenomena that the optical fiber is not plugged in place, the optical fiber is inclined at the top of the plastic lens, the limiting needle of the plastic lens is broken at the top of the optical fiber and the like are easily caused due to the fact that the position of the plastic lens is uncertain, so that the production efficiency of equipment is seriously affected, and the equipment is prevented from realizing a full-automatic mode and an unmanned mode in a production workshop.

Disclosure of Invention

In order to solve the above technical problems, the present utility model provides a lens attitude adjusting mechanism, comprising: the fixed calibration clamp is fixedly arranged with the external frame; a moving calibration jig for adjusting a clamping distance between the moving calibration jig and the fixed calibration jig by sliding on the fixed calibration jig to clamp and position a lens; the movable calibration fixture is driven by the sliding table cylinder, and the fixed calibration fixture is in linear reciprocating motion.

Preferably: the fixed calibration fixture includes a base fixed with the external housing, the lens being placed over the base.

Preferably: the fixed calibration fixture further comprises a left limiting piece arranged on the base and located on the left side of the lens.

Preferably: the fixed standard clamp further comprises a rear limiting part arranged behind the base, wherein the rear limiting part is higher than the base, and the distance between the rear limiting part and the base is larger than the height of the lens.

Preferably: the movable calibration fixture comprises a right limiting part, one end of the right limiting part is fixed with the movable end of the sliding table cylinder, and the other end of the right limiting part is in sliding connection with the base.

Preferably: the fixed end of the sliding table cylinder is fixed on the external frame.

Preferably: and the sliding table cylinder is connected with a cylinder limiting assembly.

Preferably: the cylinder limiting assembly comprises a limiting seat, and the limiting seat is fixedly arranged below the fixed end of the cylinder of the sliding table.

Preferably: the limiting seat is provided with a groove.

Preferably: the cylinder limiting assembly further comprises a limiting block, wherein the limiting block is installed below the movable end of the sliding table cylinder and moves in the groove.

The utility model has the technical effects and advantages that:

the movable calibration fixture is used for adjusting the clamping interval between the movable calibration fixture and the fixed calibration fixture by sliding on the fixed calibration fixture so as to clamp and position lenses with different sizes; each lens is clamped and positioned through the fixed calibration clamp and the movable calibration clamp, the purpose of plastic lens posture adjustment is achieved, the uniformity of lens positions is maintained, a foundation is laid for subsequent automatic insertion and extraction of optical fibers into the lenses, and phenomena that optical fibers are not inserted in place, the optical fibers are inclined, the plastic lenses are broken, and limiting pins of the plastic lenses are broken in the optical fiber insertion and extraction process due to uncertainty of the positions of the plastic lenses are avoided.

Drawings

Fig. 1 is a schematic structural diagram of a lens posture adjustment mechanism according to an embodiment of the present utility model;

FIG. 2 is a rear view provided by an embodiment of the present utility model;

FIG. 3 is a bottom view provided by an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a first embodiment of the present utility model.

In the figure:

1. a lens; 2. calibrating a clamp base; 3. a left limiting member; 4. a rear limiting member; 5. a right limiting piece; 6. a slipway cylinder; 7. and the cylinder limiting assembly.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Referring to fig. 1-4, in this embodiment, a lens posture adjustment mechanism is provided, which includes: the device comprises a fixed calibration fixture and a movable calibration fixture, wherein the fixed calibration fixture is fixedly installed with an external frame; the movable calibration fixture adjusts the clamping interval between the movable calibration fixture and the fixed calibration fixture by sliding on the fixed calibration fixture so as to clamp and position lenses 1 with different sizes; each lens 1 is clamped and positioned through a fixed calibration clamp and a movable calibration clamp, the purpose of setting the posture of the plastic lens 1 is achieved, the uniformity of the positions of the lenses 1 is maintained, a foundation is laid for the subsequent automatic insertion and extraction of the optical fibers into the lenses, and the phenomena that the optical fibers are not inserted in place, the plastic lens 1 is askew at the top of the optical fibers, the limiting pins of the plastic lens are broken at the top of the optical fibers and the like in the optical fiber insertion and extraction process due to the uncertainty of the positions of the plastic lens 1 are avoided; in this embodiment, the movable calibration jig is driven by the slide cylinder 6 to perform linear reciprocation on the fixed calibration jig.

The fixed calibration anchor clamps include with the fixed base 2 of outside frame, left locating part 3 and back locating part 4, left locating part 3 sets up in the top of base 2, back locating part sets up in the rear of base 2, in this embodiment, lens 1 is placed in base 2 top, left locating part 3 is located the left side of lens 1, and the height of left locating part 3 is greater than the height of lens 1, back locating part 4 is located the rear side of lens 1, and back locating part 4 is higher than base 2, and the distance that exceeds is greater than the height of lens 1 to better centre gripping lens 1.

The movable calibration fixture comprises a right limiting piece 5 and a front limiting piece, one end of the right limiting piece 5 is fixed with the movable end of a sliding table cylinder 6 arranged on the right side, and the other end of the right limiting piece is in sliding connection with the base 2; the front limiting piece is fixed with the movable end of the sliding table cylinder 6 arranged at the front side, and the other end of the front limiting piece is in sliding connection with the base 2; the left side and the right side of the lens 1 are clamped and positioned through the distance between the right limiting piece 5 and the left limiting piece 3 in a sliding mode, the front side and the rear side of the lens 1 are clamped and positioned through the distance between the front limiting piece and the rear limiting piece 4 in a sliding mode, and in the embodiment, the fixed ends of the sliding table cylinder 6 on the right side and the sliding table cylinder 6 on the front side are fixed on an external frame.

The slip table cylinder 6 is last to be connected with the spacing subassembly 7 of cylinder, and in this embodiment, the spacing subassembly 7 of cylinder includes spacing seat and stopper, and spacing seat fixed mounting is in the below of slip table cylinder 6 stiff end, and opens flutedly near the one end of most slip table cylinder 6, and the below at slip table cylinder 6 expansion end is installed to the stopper, removes in the recess.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. A lens attitude adjustment mechanism, comprising:

the fixed calibration clamp is fixedly arranged with the external frame;

a moving calibration jig for adjusting a clamping distance between the moving calibration jig and the fixed calibration jig by sliding on the fixed calibration jig to clamp and position a lens (1);

the movable calibration fixture is driven by a sliding table cylinder (6), and the fixed calibration fixture is in linear reciprocating motion.

2. A lens attitude setting mechanism according to claim 1, wherein said fixed calibration jig comprises a base (2) fixed to said external frame, said lens (1) being placed above said base (2).

3. A lens attitude setting mechanism according to claim 2, wherein said fixed alignment jig further comprises a left stopper (3) mounted on said base (2) on the left side of said lens (1).

4. A lens attitude setting mechanism according to claim 3, wherein said fixed standard jig further comprises a rear stopper (4) mounted behind said base (2), said rear stopper (4) being higher than said base (2) by a distance greater than the height of said lens (1).

5. A lens attitude setting mechanism according to claim 3, wherein the movement calibration jig comprises a right stopper (5), one end of the right stopper (5) is fixed to the movable end of the slide cylinder (6), and the other end is slidably connected to the base (2).

6. A lens attitude setting mechanism according to claim 1, wherein the fixed end of the slide cylinder (6) is fixed to the external frame.

7. The lens attitude setting mechanism according to claim 1, wherein the slide table cylinder (6) is connected with a cylinder limiting assembly (7).

8. The lens attitude setting mechanism according to claim 7, wherein the cylinder limiting assembly (7) comprises a limiting seat fixedly installed below the fixed end of the sliding table cylinder (6).

9. The lens attitude determination mechanism according to claim 8, wherein the limiting seat is notched.

10. A lens attitude setting mechanism according to claim 9, wherein said cylinder limiting assembly (7) further comprises a limiting block mounted below the movable end of said slide cylinder (6) for movement within said recess.