CN209992145U - Tail optical fiber clamping assembly and automatic coupling TO focal length testing device - Google Patents
Tail optical fiber clamping assembly and automatic coupling TO focal length testing device Download PDFInfo
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- CN209992145U CN209992145U CN201921134112.0U CN201921134112U CN209992145U CN 209992145 U CN209992145 U CN 209992145U CN 201921134112 U CN201921134112 U CN 201921134112U CN 209992145 U CN209992145 U CN 209992145U
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Abstract
The utility model provides a tail optical fiber centre gripping subassembly, including vertical slidable mounting in the Z axle slip table of stand board lateral wall, the Z axle actuating mechanism that output and Z axle slip table are connected, Z axle slip table left side wall is fixed with the keysets, keysets left side wall level is equipped with the spreader, the vertical chuck of installing in spreader bottom surface, install the chuck cylinder on the spreader, it sets up to the toper section of thick bamboo that the lateral wall cracks to go up the chuck bottom, it is equipped with the chuck sleeve to go up the chuck outer wearing, go up the piston rod connection fastening connection board of chuck cylinder, the chuck sleeve is connected to the fastening connection board, it can cramp last chuck to lift the chuck sleeve. Simultaneously, the automatic coupling TO focal length testing device comprises a tail optical fiber clamping assembly, the device can automatically complete TX coupling, the tail optical fibers of products can be rapidly assembled and disassembled, the operation is convenient, the clamping is firm, and the measuring work efficiency is improved.
Description
Technical Field
The utility model relates TO a photoelectronic device tests technical field, concretely relates TO tail optical fiber clamping component and automatic coupling TO focus testing arrangement.
Background
At present, the optical transceiver module widely adopts a device with a BOSA structure, wherein the BOSA is a single-fiber bidirectional device and is formed by assembling a laser transmitter TO, a sealing and welding sleeve with a WDM optical filter, a round and square tube tail fiber and a pin assembly. The emission end of the BOSA device is finished through TO, and the production process of the optical device TO product cannot accurately provide the light beam focal distance, but only can provide a reference focal distance range. Generally, manual coupling is adopted, the TO position is moved on the XY axis, the position of the tail fiber is moved on the Z axis, and the point with the maximum optical power, namely the optimal coupling point, is obtained through measurement; after the coupling is completed, the tail fiber and the TO end are pre-fixed, the fixed tail fiber product is taken out for measurement, the focal length is calculated, the testing efficiency is low, and a large error exists. The different TO focal lengths will directly affect the efficiency of TX coupling and the coupling power, so a tool capable of accurately measuring the focal length is needed TO facilitate TX coupling. At present, the TO focal length testing equipment has the problems of slow and inaccurate testing, relatively crude measuring modes such as manual coupling focal length measuring and the like still exist at present, errors and low efficiency caused by the measuring modes can bring huge cost pressure TO companies, and the accuracy of the TO focal length plays a great role in the production efficiency and cost of BOSA. TO this end, we invented a device that can automatically and quickly perform TO focus measurements.
SUMMERY OF THE UTILITY MODEL
In order TO solve the problem, the utility model provides a tail optical fiber centre gripping subassembly and automatic coupling TO focus testing arrangement can accomplish the TX coupling automatically, and the tail optical fiber centre gripping is firm, the dismouting is convenient.
In order to solve the technical problem, the utility model discloses a following scheme:
the utility model provides a tail optical fiber centre gripping subassembly, including vertical slidable mounting in the Z axle slip table of stand board lateral wall, the Z axle actuating mechanism that output and Z axle slip table are connected, Z axle slip table left side wall is fixed with the keysets, keysets left side wall level is equipped with the spreader, the vertical chuck of installing in spreader bottom surface, install the chuck cylinder on the spreader, it sets up to the toper section of thick bamboo that the lateral wall cracks to go up the chuck bottom, it is equipped with the chuck sleeve to go up the chuck outer wearing, go up the piston rod connection fastening connection board of chuck cylinder, the chuck sleeve is connected to the fastening connection board, it can cramp last chuck to lift the chuck sleeve.
Furthermore, the fastening connecting plate is arranged to be a door-shaped frame penetrating through the transverse column, the right side wall of the fastening connecting plate is in vertical sliding fit with the left side wall of the adapter plate, the upper chuck cylinder is vertically installed on the top surface of the transverse column, a piston rod of the upper chuck cylinder is vertically connected to the bottom surface of the transverse rod of the fastening connecting plate, and the bottom end of the fastening connecting plate is connected with the chuck sleeve.
Furthermore, the upper chuck comprises a conical cylinder at the bottom end and a vertical cylinder at the upper part, an adapter cylinder penetrates through the vertical cylinder, the top end of the chuck sleeve is connected with the adapter cylinder, and a convex plate on the side wall of the adapter cylinder is clamped into a groove at the bottom end of the fastening connecting plate. Furthermore, a set of convex strips is vertically arranged on the left side wall of the adapter plate, a set of door-shaped columns is arranged on the right side wall of the fastening connecting plate, and the convex strips are slidably inserted into the door-shaped cavities of the door-shaped columns.
Furthermore, a set of sliding grooves is vertically formed in the left side wall of the upright column plate, the Z-axis sliding table is arranged to be door-shaped, and the two bottom ends are in sliding fit with the sliding grooves.
Furthermore, the Z-axis driving mechanism adopts an electric motor and is installed at the top end of the upright column plate, an output shaft of the electric motor is connected with a screw, a shaft sleeve is arranged on the right side wall of the Z-axis sliding table, a shaft seat is arranged at the bottom end of the upright column plate, and the bottom end of the screw penetrates through the shaft sleeve and is installed on the shaft seat.
An auto-coupling TO focus test apparatus, comprising: the top surface of the bottom plate is vertically provided with a support column, and the upright post plate is fixed on the support column; the tail fiber clamping assembly is used for clamping a tail fiber; the TO clamping assembly is arranged on the top surface of the bottom plate, corresponds TO the tail fiber clamping assembly, is used for clamping the TO and comprises an X-axis driving mechanism and a Y-axis driving mechanism; and the power supply is arranged on the TO clamping assembly and is communicated with the TO.
The utility model discloses beneficial effect who has:
1. the tail fiber clamping assembly adopts a tapered cylinder with a slit on the side wall as an upper chuck, a chuck sleeve penetrates through the tapered cylinder to clamp the tapered cylinder, and the chuck sleeve is lifted by a fastening connecting plate in a door shape driven by an air cylinder, so that the tail fiber clamping assembly is convenient and fast to assemble and disassemble, and the tail fiber is firmly clamped; go up chuck and fastening connection board and install on the spreader, the keysets is fixed in Z axle slip table lateral wall, and Z axle drive motor drives whole clamping part and reciprocates to search for the best coupling point, compact structure, the smooth and steady firm of sliding fit mode.
2. The conventional measurement mode is that manual XY + Z axis coupling is used, the tail fiber of a product needs to be pre-fixed after the coupling is completed and the maximum value is found, the fixed tail fiber product is taken out to be measured, the focal length is calculated, and the mode is low in efficiency. The device realizes automatic coupling in three directions, and cancels the links of pre-estimation and manual measurement. (1) The measuring work efficiency is improved. (2) The accuracy of measuring result is promoted, and the product TO of poor focus is avoided flowing into the production line. (3) The tail fiber end of the product can be quickly assembled and disassembled, the operation is convenient, and the clamping is firm.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of a pigtail clamping assembly.
Fig. 3 is a schematic structural view of a Z-axis sliding table and a column plate.
Fig. 4 is a partial structural schematic diagram of fig. 2.
Fig. 5 is a schematic diagram of the coupling measurement.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
As shown in fig. 1 ~ fig. 4, this embodiment provides a pigtail clamping assembly, including vertical slidable mounting in the Z axle slip table 5 of stand board 3 lateral wall, the output is with the Z axle actuating mechanism 4 that Z axle slip table 5 is connected, Z axle slip table 5 left side wall is fixed with adapter plate 6, adapter plate 6 left side wall level is equipped with spreader 60, the vertical chuck 11 of installing in spreader 60 bottom surface, install chuck cylinder 7 on the spreader 60, the tapered cylinder that the lateral wall slotted is set up to the top collet 11 bottom, it is equipped with chuck sleeve 9 to wear outside the top collet 11, fastening connection board 8 is connected to the piston rod of top collet cylinder 7, fastening connection board 8 connects chuck sleeve 9, it can cramp top collet 11 to lift chuck sleeve 9.
Further, as shown in fig. 2 and 4, the fastening connection plate 8 is arranged to be a door-shaped frame penetrating through the cross column 60, the right side wall of the fastening connection plate 8 is in vertical sliding fit with the left side wall of the adapter plate 6, the upper chuck cylinder 7 is vertically installed on the top surface of the cross column 60, the piston rod of the upper chuck cylinder 7 is vertically connected to the bottom surface of the cross rod 80 of the fastening connection plate 8, and the bottom end of the fastening connection plate 8 is connected with the chuck sleeve 9.
Further, as shown in fig. 1 and 2, the upper chuck 11 includes a conical cylinder at the bottom end and a vertical cylinder at the upper portion, the adapter cylinder 10 is installed outside the vertical cylinder in a penetrating manner, the top end of the chuck sleeve 9 is connected with the adapter cylinder 10, and a convex plate on the side wall of the adapter cylinder 10 is clamped into a concave groove at the bottom end of the fastening connection plate 8. Further, a set of convex strips 61 is vertically arranged on the left side wall of the adapter plate 6, a set of door-shaped columns 81 is arranged on the right side wall of the fastening connecting plate 8, and the convex strips 61 are slidably inserted into the door-shaped cavities of the door-shaped columns 81.
Further, as shown in fig. 3, a set of sliding grooves 30 is vertically arranged on the left side wall of the column plate 3, the Z-axis sliding table 5 is arranged in a door shape, and two bottom ends are in sliding fit with the sliding grooves 30.
Further, as shown in fig. 3, the Z-axis driving mechanism 4 is an electric motor, and is installed at the top end of the column plate 3, an output shaft of the electric motor is connected with a screw rod, a shaft sleeve 51 is arranged on the right side wall of the Z-axis sliding table 5, a shaft seat 31 is arranged at the bottom end of the column plate 3, and the screw rod penetrates through the shaft sleeve 51 and then the bottom end is inserted into the shaft seat 31.
The implementation process of the tail fiber clamping assembly comprises the following steps:
as shown in fig. 2, a tail fiber 12 of a BOSA product is inserted into an upper chuck 11, a piston rod of an upper chuck cylinder 7 extends to lift a door-shaped fastening connecting plate 8 upwards, a chuck sleeve 9 is driven to clamp the upper chuck 11 upwards, and thus the tail fiber 12 is clamped, wherein the upper chuck 11 is a tapered cylinder with a slit on the side wall, and the side wall of the fastening connecting plate 8 is in sliding fit with the side wall of an adapter plate 6; during disassembly, the piston rod is shortened to enable the fastening connecting plate 8 to move downwards, the chuck sleeve 9 is driven to downwards loosen the upper chuck 11, and then the tail fiber 12 is taken down. The Z-axis driving mechanism 4 drives the Z-axis sliding table 5 to slide in the Z-axis direction, and the adapter plate 6 is fixedly connected with the Z-axis sliding table 5, so that the fastening connecting plate 8, the upper chuck 11 and the tail fiber 12 are driven to integrally move up and down.
Example 2
On the basis of embodiment 1, this embodiment provides an auto-coupling TO focus test apparatus, as shown in fig. 1, including: a support column 2 is vertically arranged on the top surface of the bottom plate 1, and the upright post plate 3 is fixed on the support column 2; the pigtail gripping assembly of embodiment 1 for gripping a pigtail 12; the TO clamping assembly is used for clamping the TO 13, is arranged on the top surface of the bottom plate 1, corresponds TO the tail fiber clamping assembly and comprises an X-axis driving mechanism 15 and a Y-axis driving mechanism 16; a power supply 14 mounted on the TO clamp assembly for providing an electrical signal.
The implementation process of the device and the measurement schematic diagram are shown in FIG. 5:
(1) loading the product tail fiber 12 into a tail fiber clamping assembly, starting an upper chuck cylinder 7, and then clamping and fixing;
(2) loading the TO end of the product into a TO clamping assembly, and fixedly clamping;
(3) turning on an automatic coupling power supply, providing an electric signal for the TO 13, and starting each electric mechanism;
(4) the Z-axis driving mechanism 4 is started firstly to enable the tail fiber 12 to descend to a preset height, and then the X-axis driving mechanism 15 and the Y-axis driving mechanism 16 are started synchronously;
(5) the X-axis driving mechanism 15 and the Y-axis driving mechanism 16 drive the TO clamping assembly TO move forwards, backwards, leftwards and rightwards, so that the integral mechanism of the TO clamping assembly forms a 'return' shaped coupling step for searching, meanwhile, the Z-axis sliding table 5 is also continuously searched upwards and downwards, an optimal coupling point is found by utilizing the coupling principle of BOSA, and the highest value is determined;
(6) and finally, the TO focal length height (length) is automatically calculated by judging the final stop position of the tail fiber 12, and the coupling and measurement are completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that within the spirit and principle of the present invention, any simple modification, equivalent replacement, and improvement made to the above embodiments are all within the protection scope of the technical solution of the present invention.
Claims (7)
1. A tail optical fiber clamping assembly comprises a Z-axis sliding table (5) vertically and slidably mounted on the side wall of a column plate (3), and a Z-axis driving mechanism (4) with an output end connected with the Z-axis sliding table (5),
z axle slip table (5) left side wall is fixed with keysets (6), keysets (6) left side wall level is equipped with spreader (60), vertical chuck (11) of installing in spreader (60) bottom surface, install chuck cylinder (7) on spreader (60), it sets up to the toper section of thick bamboo that the lateral wall slotted to go up chuck (11) bottom, it is equipped with chuck sleeve (9) to go up chuck (11) outer wearing, fastening connection board (8) are connected to the piston rod of going up chuck cylinder (7), chuck sleeve (9) are connected in fastening connection board (8), it can cramp last chuck (11) to go up chuck sleeve (9).
2. The pigtail clamping assembly of claim 1, wherein the fastening connection plate (8) is arranged to pass through a portal frame of the cross-post (60), the right side wall of the fastening connection plate (8) is in vertical sliding fit with the left side wall of the adapter plate (6), the upper chuck cylinder (7) is vertically installed on the top surface of the cross-post (60), a piston rod of the upper chuck cylinder (7) is vertically connected to the bottom surface of the cross rod (80) of the fastening connection plate (8), and the bottom end of the fastening connection plate (8) is connected with the chuck sleeve (9).
3. A pigtail clamping assembly according to claim 2, wherein the upper chuck (11) comprises a conical barrel at the bottom end and a vertical barrel at the upper part, an adapter barrel (10) is arranged outside the vertical barrel in a penetrating manner, the top end of the chuck sleeve (9) is connected with the adapter barrel (10), and a convex plate on the side wall of the adapter barrel (10) is clamped into a groove at the bottom end of the fastening connection plate (8).
4. A pigtail clamping assembly according to claim 2, wherein the left side wall of the adapter plate (6) is vertically provided with a set of ribs (61), the right side wall of the fastening connection plate (8) is provided with a set of gate-shaped posts (81), and the ribs (61) are slidably inserted into the gate-shaped cavities of the gate-shaped posts (81).
5. A pigtail clamping assembly according to claim 1, wherein a group of sliding grooves (30) are vertically arranged on the left side wall of the column plate (3), the Z-axis sliding table (5) is arranged in a door shape, and two bottom ends are in sliding fit with the sliding grooves (30).
6. The pigtail clamping assembly of claim 1, wherein the Z-axis driving mechanism (4) is an electric motor and is mounted at the top end of the column plate (3), an output shaft of the electric motor is connected with a screw, a shaft sleeve (51) is arranged on the right side wall of the Z-axis sliding table (5), a shaft seat (31) is arranged at the bottom end of the column plate (3), and the bottom end of the screw penetrates through the shaft sleeve (51) and is mounted on the shaft seat (31).
7. An automatically-coupled TO focus test device, comprising:
the top surface of the bottom plate (1) is vertically provided with a support column (2), and the upright column plate (3) is fixed on the support column (2);
a pigtail gripping assembly as claimed in any of claims 1 ~ 6 for gripping a pigtail (12);
the TO clamping assembly is used for clamping the TO (13), is arranged on the top surface of the bottom plate (1), corresponds TO the tail fiber clamping assembly and comprises an X-axis driving mechanism (15) and a Y-axis driving mechanism (16);
a power supply (14) mounted TO the TO clamp assembly for providing an electrical signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134112.0U CN209992145U (en) | 2019-07-19 | 2019-07-19 | Tail optical fiber clamping assembly and automatic coupling TO focal length testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134112.0U CN209992145U (en) | 2019-07-19 | 2019-07-19 | Tail optical fiber clamping assembly and automatic coupling TO focal length testing device |
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| CN209992145U true CN209992145U (en) | 2020-01-24 |
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| CN201921134112.0U Active CN209992145U (en) | 2019-07-19 | 2019-07-19 | Tail optical fiber clamping assembly and automatic coupling TO focal length testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504170A (en) * | 2020-11-11 | 2021-03-16 | 青岛海信宽带多媒体技术有限公司 | Concentricity testing method |
| CN113776789A (en) * | 2021-11-10 | 2021-12-10 | 武汉普赛斯电子技术有限公司 | Focal length test method of detector |
-
2019
- 2019-07-19 CN CN201921134112.0U patent/CN209992145U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504170A (en) * | 2020-11-11 | 2021-03-16 | 青岛海信宽带多媒体技术有限公司 | Concentricity testing method |
| CN113776789A (en) * | 2021-11-10 | 2021-12-10 | 武汉普赛斯电子技术有限公司 | Focal length test method of detector |
| CN113776789B (en) * | 2021-11-10 | 2022-01-11 | 武汉普赛斯电子技术有限公司 | Focal length test method of detector |
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