Ceramic ferrule spotting fixture

CN224826538UActive Publication Date: 2026-10-09FURUKAWA FITEL OPTICAL PROD (SHANGHAI) CO LTD
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Patent Information

Application Number
CN202522689416.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-18
Publication Date
2026-10-09
Estimated Expiration
2035-12-18

AI Technical Summary

Technical Problem

[0003]然而,现有技术中,陶瓷插芯在装夹或角度调节过程中,往往缺乏便捷、精确的标定结构

Benefits of technology

[0012] The beneficial effects of the ceramic ferrule marking fixture provided in this application are as follows: Compared with the prior art, the ceramic ferrule marking fixture provided in this application, by setting a first adapter with a marking hole and a second adapter with a locking hole, and rotating an adjusting member between the two, enables the ceramic ferrule to achieve angle adjustment and positioning after being installed on the fixed structure. When the ceramic ferrule is adjusted to the preset position, the operator can directly mark the ferrule through the marking hole, which is simple to operate and accurate in positioning. At the same time, the setting of the first locking member and the second locking member can reliably fix the adjusting member and the ceramic ferrule after calibration, preventing them from shifting in subsequent processes.

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Abstract

The utility model discloses a kind of ceramic plug core point-drawing clamps, by setting the first adapter with point-drawing hole and the second adapter with locking hole, and rotatingly connecting adjusting member between the two, so that ceramic plug core can realize angle adjustment and positioning after being installed in fixed structure, when ceramic plug core is adjusted to preset position, operator can directly mark on plug core through point-drawing hole, easy to operate, positioning is accurate, at the same time, the setting of first locking member and second locking member, so that adjusting member and ceramic plug core can be reliably fixed after calibration is completed, prevent it from producing deviation in subsequent process.
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Description

Technical Field

[0001] This application belongs to the field of optical fiber processing technology, and more specifically, relates to a ceramic ferrule plotting fixture. Background Technology

[0002] In the manufacturing and assembly of fiber optic connectors, the ceramic ferrule, as the core component of the optical fiber, has a significant impact on the optical performance of the product due to the accuracy of its end-face orientation and the angle of its internal polarization-maintaining structure. To ensure the accuracy of subsequent fiber splicing, assembly, and testing, calibration is usually performed on the outer surface of the ceramic ferrule to indicate the preset angle or polarization-maintaining direction of the ferrule.

[0003] However, in existing technologies, ceramic ferrules often lack convenient and precise calibration structures during clamping or angle adjustment. Operators typically need to rely on external fixtures or visual inspection for position adjustment and marking, resulting in low calibration accuracy, inconvenient operation, and a tendency to deviate after repeated adjustments. Furthermore, most existing clamping structures lack the functionality to integrate with calibration operations, failing to achieve rapid locking and stable marking when the ferrule reaches the target position, thus affecting production efficiency and consistency. Utility Model Content

[0004] The purpose of this application is to provide a ceramic ferrule marking fixture for quickly marking multiple ceramic ferrules.

[0005] To achieve the above objectives, this application provides a ceramic ferrule plotting fixture, comprising: The fixing base includes a first adapter portion and a second adapter portion arranged at intervals. The first adapter portion is provided with a plotting hole, and the second adapter portion is provided with a first locking hole. An adjusting component is rotatably connected to the first adapter and the second adapter. The adjusting component is provided with a second locking hole and a fixing structure adapted to the ceramic ferrule. The fixing structure is used to install the ceramic ferrule. The first locking element is threadedly connected to the first locking hole and is used to lock the adjusting element when the ceramic insert is adjusted to a preset position. The second locking element is used to lock the ceramic ferrule when it is installed in the fixed structure. When the ceramic insert is adjusted to a preset position, a marker is used to mark the ceramic insert through the marking hole.

[0006] Optionally, the adjusting member includes: The third adapter, the connecting part, and the fourth adapter, wherein one end of the connecting part is connected to the third adapter and the other end is connected to the fourth adapter; The first adapter is provided with a first adapter hole, and the third adapter is rotatably connected to the first adapter hole; The second adapter is provided with a second adapter hole, and the fourth adapter is rotatably connected to the second adapter hole.

[0007] Optionally, the connecting part is provided with a bearing end face, the bearing end face passes through the central axis of the connecting part, and the fourth transition part is provided with a relief groove, the length of the relief groove being less than the circumference of the fourth transition part along the circumference of the fourth transition part; The fixing structure includes a mounting hole and a receiving groove. The mounting hole is disposed on the fourth adapter, and the receiving groove is disposed on the bearing end face. The mounting hole and the receiving groove are in communication.

[0008] Optionally, the second locking hole is provided in the fourth adapter portion.

[0009] Optionally, it also includes: A lever is connected to the portion of the third adapter that extends to the outside of the first adapter hole.

[0010] Optionally, the diameter of the tracing hole gradually decreases along its axial direction, and the diameter of the end of the tracing hole near the ceramic insert is smaller than the diameter of the end of the tracing hole away from the ceramic insert.

[0011] Optionally, it also includes: A fixing block is connected to the side of the second adapter portion away from the first adapter portion, and is used to abut against the ceramic ferrule when the ceramic ferrule is installed in the fixing structure.

[0012] The beneficial effects of the ceramic ferrule marking fixture provided in this application are as follows: Compared with the prior art, the ceramic ferrule marking fixture provided in this application, by setting a first adapter with a marking hole and a second adapter with a locking hole, and rotating an adjusting member between the two, enables the ceramic ferrule to achieve angle adjustment and positioning after being installed on the fixed structure. When the ceramic ferrule is adjusted to the preset position, the operator can directly mark the ferrule through the marking hole, which is simple to operate and accurate in positioning. At the same time, the setting of the first locking member and the second locking member can reliably fix the adjusting member and the ceramic ferrule after calibration, preventing them from shifting in subsequent processes. Attached Figure Description

[0013] To more clearly illustrate the technical solutions in the embodiments of this application, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 This refers to the location of the cat's eye when plotting the ceramic ferrule in this embodiment of the application; Figure 2 This is a schematic diagram showing the locations where the ceramic ferrule needs to be plotted in the embodiments of the application. Figure 3 This is a schematic diagram from another perspective showing the location where the ceramic ferrule needs to be plotted in the embodiment of the application; Figure 4 This is a schematic diagram of the structure of the ceramic ferrule plotting fixture provided in the embodiments of this application; Figure 5 This is a structural schematic diagram of the ceramic ferrule plotting fixture provided in an embodiment of this application from another perspective; Figure 6 A top view of the ceramic ferrule plotting fixture provided in an embodiment of this application; Figure 7 Side view of the ceramic ferrule plotting fixture provided in the embodiments of this application. Figure 8 This is a schematic diagram of the structure of the fixing base provided in the embodiment of this application; Figure 9 This is a schematic diagram of the structure of the adjusting member provided in an embodiment of this application.

[0015] The following are the labeling elements in the figure: 10. Fixing base; 11. First adapter; 111. First adapter hole; 12. Second adapter; 121. Second adapter hole; 13. Positioning part; 14. Marking hole; 15. First locking hole; 20. Adjusting component; 21. Second locking hole; 22. Fixing structure; 221. Mounting hole; 222. Receiving groove; 23. Third adapter; 24. Connecting part; 241. Bearing end face; 25. Fourth adapter; 251. Clearance groove; 26. Lever; 30. First locking component; 40. Second locking component; 50. Fixing block; 60. Ceramic ferrule; 61. Peephole; 62. Marking point. Detailed Implementation

[0016] To make the technical problems, technical solutions, and beneficial effects to be solved by this application clearer, the following detailed description is provided in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and are not intended to limit the scope of this application.

[0017] It should be noted that when a component is referred to as being "fixed to" or "set on" another component, it can be directly on or indirectly on that other component. When a component is referred to as being "connected to" another component, it can be directly connected to or indirectly connected to that other component.

[0018] It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0019] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "multiple" means two or more, unless otherwise explicitly specified.

[0020] Please refer to the following: Figures 1 to 9 The ceramic ferrule plotting fixture provided in the embodiments of this application will now be described.

[0021] A ceramic insert marking fixture includes a fixed base 10, an adjusting member 20, a first locking member 30, and a second locking member 40.

[0022] Specifically, the fixing base 10 includes a first adapter portion 11 and a second adapter portion 12 arranged at intervals along the horizontal direction. The first adapter portion 11 is provided with a positioning portion 13 extending horizontally, and the positioning portion 13 is provided with a marking hole 14. The second adapter portion 12 is provided with a first locking hole 15.

[0023] The adjusting member 20 is rotatably connected to the first adapter 11 and the second adapter 12. The adjusting member 20 is provided with a second locking hole 21 and a fixing structure 22 adapted to the ceramic ferrule 60. The fixing structure 22 is used to install the ceramic ferrule 60.

[0024] The first locking member 30 is threaded into the first locking hole 15 and is used to lock the adjusting member 20 when the ceramic ferrule 60 is adjusted to a preset position. The second locking member 40 is used to lock the ceramic ferrule 60 when it is installed in the slot.

[0025] When the ceramic insert 60 is adjusted to the preset position, a marker is used to mark the mark point 62 on the ceramic insert 60 through the marking hole 14. The interior of the ceramic insert 60 has two circular cat's-eyes 61, as shown... Figure 1 As shown, when the centers of the two cat's eyes 61 are adjusted to be spaced horizontally, as... Figure 2 and Figure 3 As shown, the ceramic insert 60 is located in a preset position.

[0026] In this application, the observation of the cat's eye 61 is confirmed by an industrial camera and a display screen. When the ceramic ferrule 60 is installed on the adjusting member 20, the image information of the cat's eye 61 inside the ceramic ferrule 60 is acquired by the industrial camera and transmitted to the display screen so that the operator can adjust the ceramic ferrule 60 to the preset position by adjusting member 20.

[0027] Compared with the prior art, the ceramic ferrule marking fixture provided in this application, by setting a first adapter 11 with a marking hole 14 and a second adapter 12 with a first locking hole 15, and rotatably connecting the two with an adjusting member 20, enables the ceramic ferrule 60 to achieve angle adjustment and positioning after being installed on the fixed structure 22. When the ceramic ferrule 60 is adjusted to the preset position, the operator can directly mark the ferrule through the marking hole 14, which is simple to operate and accurate in positioning. At the same time, the setting of the first locking member 30 and the second locking member 40 can reliably fix the adjusting member 20 and the ceramic ferrule 60 after calibration, preventing them from shifting in subsequent processes.

[0028] In this application, the adjusting member 20 includes a third adapter 23, a connecting part 24, and a fourth adapter 25.

[0029] Specifically, one end of the connecting part 24 is connected to the third adapter part 23, and the other end is connected to the fourth adapter part 25. The first adapter part 11 is provided with a first adapter hole 111, and the third adapter part 23 is rotatably connected to the first adapter hole 111. The second adapter part 12 is provided with a second adapter hole 121, and the fourth adapter part 25 is rotatably connected to the second adapter hole 121. In this application, the second locking hole 21 is provided in the fourth adapter part 25.

[0030] With the above structure, the adjusting member 20 can be angled with the fixed base 10 as the fulcrum, thereby driving the ceramic ferrule 60 installed on it to adjust its angle. Simultaneously, after the ceramic ferrule 60 is adjusted to the preset angle, the operator can tighten the first locking member 30 to lock the adjusting member 20 relative to the fixed base 10, preventing the adjusting member 20 from shifting position during the plotting process. The second locking member 40 can be tightened after the ceramic ferrule 60 is installed to prevent the ceramic ferrule 60 from loosening or rotating in subsequent operations, thus ensuring the accuracy of the plotting of the ceramic ferrule 60.

[0031] The connecting part 24 is provided with a bearing end face 241, which passes through the central axis of the connecting part 24. The fourth transition part 25 is provided with a relief groove 251. Along the circumference of the fourth transition part 25, the length of the relief groove 251 is less than the circumference of the fourth transition part 25. When the ceramic ferrule 60 is in the preset position, the position of the relief groove 251 corresponds to the position of the marking hole 14, so that the operator can mark the ceramic ferrule 60 with a marker.

[0032] The fixing structure 22 includes a mounting hole 221 and a receiving groove 222. The mounting hole 221 is located in the fourth adapter 25, and the receiving groove 222 is located in the bearing end face 241. The mounting hole 221 and the receiving groove 222 communicate with each other. The ceramic ferrule 60 can be inserted into the receiving groove 222 through the mounting hole 221 to achieve stable positioning.

[0033] In this application, the ceramic ferrule 60 marking fixture also includes a lever 26. The lever 26 is connected to the portion of the third adapter 23 that extends to the outside of the first adapter hole 111. The operator can rotate the adjusting member 20 by rotating the lever to quickly adjust the angle of the ceramic ferrule 60.

[0034] In this application, the diameter of the tracing hole 14 gradually decreases along the axial direction of the tracing hole 14, and the diameter of the end of the tracing hole 14 near the ceramic insert 60 is smaller than the diameter of the end of the tracing hole 14 away from the ceramic insert 60 so that the guide hole can guide the tip of the marker pen and make the tracing position more accurate.

[0035] In this application, the ceramic insert 60 marking fixture also includes a fixing block 50.

[0036] The fixing block 50 is connected to the side of the second adapter 12 away from the first adapter 11, and is used to abut against the ceramic ferrule 60 when the ceramic ferrule 60 is installed in the fixing structure 22, so as to enhance the stability of the ceramic ferrule 60 and prevent the ceramic ferrule 60 from shaking during the plotting process.

[0037] The working principle of the ceramic ferrule 60-point plotting fixture provided in this application is as follows: First, the ceramic insert 60 is inserted into the fixing structure 22 of the adjusting member 20 and initially locked by the second locking member 40. Then, the operator can manually rotate the adjusting member 20 using a lever to bring the ceramic insert 60 to the desired preset angle. Once the ceramic insert 60 is adjusted to the preset position, the first locking member 30 is tightened to secure the adjusting member 20. Finally, a precise mark is formed on the surface of the ceramic insert 60 by passing a marker through the marking hole 14 on the first adapter 11.

[0038] The above are merely preferred embodiments of this application and are not intended to limit this application. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this application should be included within the protection scope of this application.

Claims

1. A ceramic insert marking fixture, characterized in that, include: The fixing base includes a first adapter portion and a second adapter portion arranged at intervals. The first adapter portion is provided with a plotting hole, and the second adapter portion is provided with a first locking hole. An adjusting component is rotatably connected to the first adapter and the second adapter. The adjusting component is provided with a second locking hole and a fixing structure adapted to the ceramic ferrule. The fixing structure is used to install the ceramic ferrule. The first locking element is threadedly connected to the first locking hole and is used to lock the adjusting element when the ceramic insert is adjusted to a preset position. The second locking element is used to lock the ceramic ferrule when it is installed in the fixed structure. When the ceramic insert is adjusted to a preset position, a marker is used to mark the ceramic insert through the marking hole.

2. The ceramic insert marking fixture as described in claim 1, characterized in that, The adjusting element includes: The third adapter, the connecting part, and the fourth adapter, wherein one end of the connecting part is connected to the third adapter and the other end is connected to the fourth adapter; The first adapter is provided with a first adapter hole, and the third adapter is rotatably connected to the first adapter hole; The second adapter is provided with a second adapter hole, and the fourth adapter is rotatably connected to the second adapter hole.

3. The ceramic insert marking fixture as described in claim 2, characterized in that, The connecting part is provided with a bearing end face, which passes through the central axis of the connecting part. The fourth transition part is provided with a relief groove, and the length of the relief groove is less than the circumference of the fourth transition part along the circumference of the fourth transition part. The fixing structure includes a mounting hole and a receiving groove. The mounting hole is disposed on the fourth adapter, and the receiving groove is disposed on the bearing end face. The mounting hole and the receiving groove are in communication.

4. The ceramic insert marking fixture as described in claim 2, characterized in that, The second locking hole is provided in the fourth adapter.

5. The ceramic insert marking fixture as described in claim 2, characterized in that, Also includes: A lever is connected to the portion of the third adapter that extends to the outside of the first adapter hole.

6. The ceramic insert marking fixture as described in claim 1, characterized in that, Along the axial direction of the tracing hole, the diameter of the tracing hole gradually decreases, and the diameter of the end of the tracing hole closer to the ceramic insert is smaller than the diameter of the end of the tracing hole farther from the ceramic insert.

7. The ceramic insert marking fixture as described in claim 1, characterized in that, The diameter of the end of the tracing hole near the ceramic insert also includes: A fixing block is connected to the side of the second adapter portion away from the first adapter portion, and is used to abut against the ceramic ferrule when the ceramic ferrule is installed in the fixing structure.