CN219105221U

CN219105221U - Assembly fixture for optical module engine and jumper wire

Info

Publication number: CN219105221U
Application number: CN202320007441.9U
Authority: CN
Inventors: 辛怀战; 彭开盛
Original assignee: Tri Light Wuhan Electronics Technology Co ltd
Current assignee: Tri Light Wuhan Electronics Technology Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-30
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to the technical field of optical modules, in particular to an assembly fixture for an optical module engine and a jumper wire, which comprises a fixture base, a left PCB (printed circuit board) fixing block and a right PCB fixing block, wherein the fixture base comprises a bottom plate and a side plate connected with one side of the bottom plate; the left PCB fixing block and the right PCB fixing block are oppositely arranged on the bottom plate and are matched with the positioning engine; one side of the right end of the left PCB fixing block and one side of the left end of the right PCB fixing block are respectively connected with the side plates in a rotating mode, and avoidance notches for the jumper wires to pass through are correspondingly formed in the other side of the right end of the left PCB fixing block, the other side of the left end of the right PCB fixing block and the bottom plate. The assembly fixture can realize rapid and accurate assembly of the engine and the jumper wire, avoid damaging the soft belt of the engine and the jumper wire optical fiber, and improve the assembly efficiency and the yield.

Description

Assembly fixture for optical module engine and jumper wire

Technical Field

The utility model relates to the technical field of optical modules, in particular to an assembly fixture for an optical module engine and a jumper wire.

Background

The most important in the assembly of the optical module is the assembly of the engine with the jumper wire. As shown in fig. 1-4, two lenses 15 are respectively arranged on two sides of the soft belt of the engine 12, four connectors 18 are arranged at the head of the jumper wire 13 and are required to be respectively inserted into the four lenses 15 of the engine 12, because the soft belt of the engine 12 is thinner and is easy to break, the optical fibers connected with the connectors 18 are thinner and are easier to break, if the soft belt is directly assembled by hand, the risk of damaging the soft belt of the engine and the jumper optical fibers is considered to be inserted by 4

lenses

15 and 4 connectors 18 which are in one-to-one correspondence. Therefore, it is necessary to design an assembly fixture for the optical module engine and the jumper wire to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an assembly fixture for an optical module engine and a jumper wire, which can realize rapid and accurate assembly of the engine and the jumper wire, avoid damaging an engine soft belt and a jumper wire optical fiber and improve assembly efficiency and yield.

In order to achieve the above purpose, the technical scheme of the utility model is an assembly fixture of an optical module engine and a jumper wire, which comprises a fixture base, a left PCB fixing block and a right PCB fixing block, wherein the fixture base comprises a bottom plate and a side plate connected with one side of the bottom plate; the left PCB fixing block and the right PCB fixing block are oppositely arranged on the bottom plate and are matched with the positioning engine; one side of the right end of the left PCB fixing block and one side of the left end of the right PCB fixing block are respectively connected with the side plates in a rotating mode, and avoidance notches for the jumper wires to pass through are correspondingly formed in the other side of the right end of the left PCB fixing block, the other side of the left end of the right PCB fixing block and the bottom plate.

Further, a left arc hole is formed in the side plate, the left arc hole is arranged along the rotation path of the left PCB fixing block, and the side plate passes through the left arc hole through a left rotation adjusting screw to be connected with the left PCB fixing block.

Still further, be provided with right arc hole on the curb plate, right arc hole is followed the rotation route of right PCB board fixed block arranges, the curb plate passes through right rotatory adjusting screw right arc hole with right PCB board fixed block connects.

Further, a left positioning rotating shaft and a right positioning rotating shaft are arranged on the side plate, the left positioning rotating shaft is connected with one side of the right end of the left PCB fixing block, and the right positioning rotating shaft is connected with one side of the left end of the right PCB fixing block.

Still further, the middle part of bottom plate is close to the position of curb plate is provided with the rotation and dodges the groove, the rotation dodges the groove and be located left side location rotation axis with the below of right side location rotation axis.

Further, a left positioning groove is formed in the left PCB fixing block, a left limiting block is arranged at the left end in the left positioning groove, a left manual screw is arranged on the left side wall of the left positioning groove, and the left manual screw is connected with the left limiting block.

Still further, be provided with right constant head tank on the right PCB board fixed block, the right-hand member in the right constant head tank is provided with right stopper, be provided with right hand screw on the right lateral wall of right constant head tank, right hand screw with right stopper is connected.

Still further, the right side wall of the left positioning groove and the left side wall of the right positioning groove are correspondingly provided with limiting notches for the soft belt to pass through.

Compared with the prior art, the utility model has the beneficial effects that:

when the assembly fixture is adopted, the engine is fixed in the left PCB fixing block and the right PCB fixing block, then the left PCB fixing block and the right PCB fixing block are rotated to a certain angle, the jumper wire is inserted between the left PCB fixing block and the right PCB fixing block through the avoidance notch, and finally the joints of the head of the jumper wire and the lenses on the engine are assembled one by one, so that the assembly of the jumper wire and the engine is completed. The assembly fixture can realize rapid and accurate assembly of the engine and the jumper wire, avoid damaging the soft belt of the engine and the jumper wire optical fiber, and improve the assembly efficiency and the yield.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an optical module engine and jumper wires in the prior art after assembly;

FIG. 2 is a schematic diagram of an optical module engine and jumper wires in the prior art after assembly;

FIG. 3 is a schematic diagram of an engine in the background;

FIG. 4 is a schematic diagram of a jumper in the background;

fig. 5 is an exploded view of an assembly fixture for an optical module engine and a jumper wire according to an embodiment of the present utility model;

fig. 6 is an assembly schematic diagram of a left PCB board fixing block and a right PCB board fixing block provided in an embodiment of the present utility model;

fig. 7 is a schematic diagram of an assembled tool of an optical module engine and a jumper wire according to an embodiment of the present utility model;

FIG. 8 is a schematic diagram of an engine placement assembly tool according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram of an engine according to an embodiment of the present utility model after being placed into an assembly tool;

fig. 10 is a schematic diagram of a left PCB board fixing block and a right PCB board fixing block according to an embodiment of the present utility model after rotation;

fig. 11 is a schematic diagram of a left PCB board fixing block and a right PCB board fixing block after rotation according to an embodiment of the present utility model;

FIG. 12 is a schematic diagram of a jumper wire placement assembly tool according to an embodiment of the present utility model;

FIG. 13 is a schematic diagram of an assembled jumper and engine according to an embodiment of the present utility model;

fig. 14 is a schematic diagram of an engine detachment assembly tool according to an embodiment of the present utility model;

FIG. 15 is a schematic diagram of an engine and jumper assembled according to an embodiment of the present utility model;

in the figure: 1. a tooling base; 101. a bottom plate; 102. a side plate; 103. a left arc hole; 104. a right arc hole; 105. rotating the avoiding groove; 106. avoiding the notch; 2. a left limiting block; 3. a right limiting block; 4. a left PCB fixing block; 401. a left positioning groove; 5. a right PCB fixing block; 501. a right positioning groove; 6. a left hand screw; 7. a right hand screw; 8. rotating the adjusting screw left; 9. right-hand rotating the adjusting screw; 10. a left positioning rotating shaft; 11. a right positioning rotating shaft; 12. an engine; 13. a jumper wire; 14. a PCB board; 15. a lens; 16. a limit column; 17. a soft belt; 18. and (3) a joint.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 5 and 7, the embodiment of the utility model provides an assembly fixture for an optical module engine 12 and a jumper 13, which comprises a fixture base 1, a left PCB board fixing block 4 and a right PCB board fixing block 5, wherein the fixture base 1 comprises a bottom plate 101 and a side plate 102 connected with one side of the bottom plate 101; the left PCB fixing block 4 and the right PCB fixing block 5 are oppositely arranged on the bottom plate 101 and are matched with each other to position the engine 12; one side of the right end of the left PCB fixing block 4 and one side of the left end of the right PCB fixing block 5 are respectively connected with the side plate 102 in a rotating way, and avoidance notches 106 for the jumper wires 13 to pass through are correspondingly formed on the other side of the right end of the left PCB fixing block 4, the other side of the left end of the right PCB fixing block 5 and the bottom plate 101. When the engine 12 is used, the engine 12 is fixed in the left PCB fixing block 4 and the right PCB fixing block 5, then the left PCB fixing block 4 and the right PCB fixing block 5 are rotated to a certain angle, then the jumper wire 13 is inserted between the left PCB fixing block 4 and the right PCB fixing block 5 through the avoidance notch 106, and finally the joints 18 at the head of the jumper wire 13 are assembled with the lenses 15 on the engine 12 one by one, so that the assembly of the jumper wire 13 and the engine 12 is completed. The assembly fixture of the embodiment can realize rapid and accurate assembly of the engine 12 and the jumper wire 13, avoid damaging optical fibers of the soft belt 17 and the jumper wire 13 of the engine 12, and improve assembly efficiency and yield.

Further, a left arc hole 103 is formed in the side plate 102, the left arc hole 103 is arranged along the rotation path of the left PCB board fixing block 4, and the side plate 102 is connected with the left PCB board fixing block 4 by passing through the left arc hole 103 through a left rotation adjusting screw 8. Still further, a right arc hole 104 is provided on the side plate 102, the right arc hole 104 is disposed along the rotation path of the right PCB board fixing block 5, and the side plate 102 is connected with the right PCB board fixing block 5 by passing through the right arc hole 104 through a right rotation adjusting screw 9. In this embodiment, the left arc hole 103 is matched with the left rotation adjusting screw 8, and the right arc hole 104 is matched with the right rotation adjusting screw 9, so that the left PCB fixing block 4 and the right PCB fixing block 5 which are rotated to a certain angle can be fixed, thereby facilitating the assembly of the engine 12 and the jumper wire 13.

Further, two through holes are formed in the side plate 102, a left positioning rotating shaft 10 and a right positioning rotating shaft 11 are respectively arranged in the two through holes, the left positioning rotating shaft 10 is connected with one side of the right end of the left PCB fixing block 4, the right positioning rotating shaft 11 is connected with one side of the left end of the right PCB fixing block 5, the left PCB fixing block 4 and the right PCB fixing block 5 can be rotated to a certain angle through rotating the left positioning rotating shaft 10 and the right positioning rotating shaft 11, and the left PCB fixing block 4 and the right PCB fixing block 5 which are rotated to a certain angle can be respectively fixed with the side plate 102 by matching with the left rotating adjusting screw 8 and the right rotating adjusting screw 9.

Still further, a rotary avoidance groove 105 is disposed in the middle of the bottom plate 101 near the side plate 102, and the rotary avoidance groove 105 is located below the left positioning rotating shaft 10 and the right positioning rotating shaft 11, so that the left PCB board fixing block 4 and the right PCB board fixing block 5 can be driven by the left positioning rotating shaft 10 and the right positioning rotating shaft 11 to rotate on the tool base 1 when the engine 12 and the jumper 13 are assembled.

Further, a left positioning groove 401 is formed in the left PCB fixing block 4, a left limiting block 2 is arranged at the left end in the left positioning groove 401, a left hand screw 6 is arranged on the left side wall of the left positioning groove 401, and the left hand screw 6 is connected with the left limiting block 2. Still further, be provided with right constant head tank 501 on the right PCB board fixed block 5, the right-hand member in the right constant head tank 501 is provided with right stopper 3, be provided with right hand screw 7 on the right lateral wall of right constant head tank 501, right hand screw 7 with right stopper 3 is connected.

Still further, the right side wall of the left positioning groove 401 and the left side wall of the right positioning groove 501 are correspondingly provided with limiting notches for the soft belt 17 to pass through, and the two limiting notches on the left PCB board fixing block 4 and the right PCB board fixing block 5 are relatively arranged and have the same width as the soft belt 17, so when the engine 12 and the jumper 13 are assembled by adopting the assembly fixture of the embodiment, the soft belt 17 on the engine 12 is placed in the two limiting notches.

The assembly process of the assembly fixture of this embodiment is as follows:

1) The left limiting block 2 is placed into a left positioning groove 401 of the left PCB fixing block 4, and the left limiting block 2 and the left PCB fixing block 4 are assembled together through a left manual screw 6; the right limiting block 3 is placed into a right positioning groove 501 of the right PCB fixing block 5, and the right limiting block 3 and the right PCB fixing block 5 are assembled together through a right manual screw 7, as shown in fig. 6;

2) The left PCB fixing block 4 after the left limiting block 2 is assembled and the right PCB fixing block 5 after the right limiting block 3 is assembled are placed on the bottom plate 101 of the tool base 1, then the right end of the left PCB fixing block 4 and the left end of the right PCB fixing block 5 are respectively connected with the side plate 102 of the tool base 1 in a rotating way through the left positioning rotating shaft 10 and the right positioning rotating shaft 11, the left PCB fixing block 4 is connected with the side plate 102 of the tool base 1 through the left arc-shaped hole 103 on the side plate 102 by the left rotating adjusting screw 8, and the right PCB fixing block 5 is connected with the side plate 102 of the tool base 1 through the right arc-shaped hole 104 on the side plate 102 by the right rotating adjusting screw 9, so that the assembly is completed, as shown in fig. 7.

The process of assembling the engine 12 and jumper 13 shown in fig. 1-4 into a whole by using the assembled assembly fixture is as follows:

1) Placing the engine 12 into an assembly tool, placing two PCBs 14 into a left positioning groove 401 of a left PCB fixing block 4 and a right positioning groove 501 of a right PCB fixing block 5 respectively, and adjusting a left hand screw 6 to enable a left limiting block 2 to move rightward and a right hand screw 7 to enable a right limiting block 3 to move leftward, so as to fix the engine 12, as shown in fig. 8 and 9;

2) The left PCB fixing block 4 and the right PCB fixing block 5 are respectively rotated by a left positioning rotating shaft 10 and a right positioning rotating shaft 11 to rotate by a certain angle, as shown in fig. 10 and 11;

3) The jumper wire 13 passes through the avoidance notch 106 on the bottom plate 101 of the tool base 1 and then passes through the avoidance notch 106 on the left PCB fixing block 4 and the right PCB fixing block 5 as shown in fig. 12, then the joint 18 at the head of the jumper wire 13 is bent for a certain angle, the joint 18 is inserted into the corresponding lens 15 on the engine 12, and the joint 18 is positioned and assembled through two limit posts 16 at one side of the lens 15 on the engine 12, so that the transmission of light beams is ensured as shown in fig. 13;

4) As shown in fig. 14, the left hand screw 6 is screwed out leftwards, the right hand screw 7 is screwed out rightwards, the left limiting block 2 and the right limiting block 3 are pulled out, and then the engine 12 is separated from the left PCB fixing block 4 and the right PCB fixing block 5 as shown in the figure; finally, the assembled engine 12 and jumper 13 are removed directly, as shown in fig. 15.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. An equipment frock of optical module engine and wire jumper, its characterized in that: the fixture comprises a fixture base, a left PCB fixing block and a right PCB fixing block, wherein the fixture base comprises a bottom plate and a side plate connected with one side of the bottom plate; the left PCB fixing block and the right PCB fixing block are oppositely arranged on the bottom plate and are matched with the positioning engine; one side of the right end of the left PCB fixing block and one side of the left end of the right PCB fixing block are respectively connected with the side plates in a rotating mode, and avoidance notches for the jumper wires to pass through are correspondingly formed in the other side of the right end of the left PCB fixing block, the other side of the left end of the right PCB fixing block and the bottom plate.

2. The assembly fixture for an optical module engine and a jumper wire of claim 1, wherein: the side plate is provided with a left arc hole, the left arc hole is arranged along the rotating path of the left PCB fixing block, and the side plate passes through the left arc hole through a left rotating adjusting screw to be connected with the left PCB fixing block.

3. The assembly fixture for an optical module engine and a jumper wire of claim 2, wherein: the side plate is provided with a right arc hole, the right arc hole is arranged along the rotating path of the right PCB fixing block, and the side plate passes through the right arc hole through a right rotating adjusting screw to be connected with the right PCB fixing block.

4. The assembly fixture for an optical module engine and a jumper wire of claim 1, wherein: the left positioning rotating shaft and the right positioning rotating shaft are installed on the side plate, the left positioning rotating shaft is connected with one side of the right end of the left PCB fixing block, and the right positioning rotating shaft is connected with one side of the left end of the right PCB fixing block.

5. The assembly fixture for the optical module engine and the jumper wire according to claim 4, wherein: the middle part of bottom plate is close to the position of curb plate is provided with the rotation and dodges the groove, the rotation dodges the groove and be located left location rotation axis with the below of right location rotation axis.

6. The assembly fixture for an optical module engine and a jumper wire of claim 1, wherein: the left PCB fixing block is provided with a left positioning groove, the left end in the left positioning groove is provided with a left limiting block, the left side wall of the left positioning groove is provided with a left hand screw, and the left hand screw is connected with the left limiting block.

7. The assembly fixture for an optical module engine and a jumper wire of claim 6, wherein: the right PCB fixing block is provided with a right positioning groove, the right end in the right positioning groove is provided with a right limiting block, the right side wall of the right positioning groove is provided with a right hand screw, and the right hand screw is connected with the right limiting block.

8. The assembly fixture for an optical module engine and a jumper wire of claim 7, wherein: the right side wall of the left positioning groove and the left side wall of the right positioning groove are correspondingly provided with limiting notches for the soft belt to pass through.