Pluggable transceiver module automatic detection system and detection method
Technical Field
The invention relates to the field of automatic detection, in particular to an automatic detection system and a detection method for a pluggable transceiver optical module.
Background
An optical module, also called an optical fiber module, is composed of optoelectronic devices, a functional circuit, an optical interface and the like, and is used for performing photoelectric conversion, namely, a transmitting end converts an electric signal into an optical signal, and a receiving end converts the optical signal into the electric signal after the optical signal is transmitted through an optical fiber. SMALL FORM plug cable (SFP), a kind of optical module, is called SMALL FORM plug transceiver module. The traditional detection mode of the SFP optical module generally adopts pure manual detection or semi-automatic detection by a machine, and under these modes, there are many factors that affect the detection result, such as: the quality of the optical fiber head has certain tolerance, and the detection quality error of the finished product of the SFP optical module is easily caused, so that the quality of the finished product cannot be accurately mastered, the qualification rate is difficult to improve, and the cost is increased; meanwhile, the manual detection and semi-automatic detection efficiency is low, the detection cost is high, and the mass detection is not facilitated. Therefore, it is necessary to provide an automatic detection system for pluggable transceiver modules, which can realize automatic detection, automatically identify good and bad products and perform classified blanking, improve working efficiency, and realize mass detection.
Disclosure of Invention
The invention provides an automatic detection system and a detection method for a pluggable transceiver optical module, which solve the technical problems.
The technical scheme for solving the technical problems is as follows: an automatic detection system of a pluggable transceiver module comprises a rack and a workbench arranged on the rack; the workbench is sequentially provided with the following steps:
a small pluggable transceiver module transmission structure for transmitting the pluggable transceiver module;
the small pluggable transceiver module manipulator assembly is used for grabbing the pluggable transceiver module from the small pluggable transceiver module transmission structure, installing the pluggable transceiver module to a module test structure and taking the pluggable transceiver module out of the module test structure;
the optical fiber manipulator assembly is used for grabbing and wiping optical fibers, installing the wiped optical fibers to a module testing structure and taking the optical fibers out of the module testing structure;
and the module test structure is used for detecting the pluggable transceiver optical module.
On the basis of the technical scheme, the invention can be further improved as follows.
The pluggable transceiver optical module detection device further comprises a bin for storing detected pluggable transceiver optical modules in a classified manner; the feed bin comprises a defective product tray for placing defective products, and the defective product tray is arranged on the small pluggable transceiver optical module transmission structure.
Furthermore, the small pluggable transceiver module manipulator assembly comprises a small pluggable transceiver module clamping structure for grabbing the pluggable transceiver module and a small pluggable transceiver module moving structure for driving the small pluggable transceiver module clamping structure to move along three directions of an X axis, a Y axis and a Z axis; the small pluggable transceiver module moving structure comprises a first X-axis moving module and a first Y-axis moving module which are vertically arranged, wherein a first X-axis moving motor is arranged at one end of the first X-axis moving module, and a first Y-axis moving motor is arranged at one end of the first Y-axis moving module; the small pluggable transceiver optical module clamping structure is arranged on the small pluggable transceiver optical module moving structure through a first connecting part, a lifting sliding block and a Z-axis moving motor for driving the lifting sliding block to move along the Z-axis direction are arranged on the first connecting part, and the small pluggable transceiver optical module clamping structure is connected with the lifting sliding block; the first Y-axis motion module is arranged close to the small pluggable transceiver optical module transmission structure.
Furthermore, the small pluggable transceiver module clamping structure comprises at least one air claw for grabbing the pluggable transceiver module; the pneumatic claw comprises an air cylinder, a sliding table, a first clamping arm and a second clamping arm, the sliding table is arranged on the air cylinder through screws, the first clamping arm and the second clamping arm are arranged on the sliding table, and the air cylinder drives the first clamping arm and the second clamping arm to move relatively on the sliding table.
Further, the optical fiber manipulator assembly comprises an optical fiber positioning die, an optical fiber end face imaging structure, an optical fiber cleaning structure and an optical fiber moving structure, wherein the optical fiber positioning die is used for fixing optical fibers, the optical fiber end face imaging structure is used for detecting the cleanliness of the optical fiber end face, the optical fiber cleaning structure is used for cleaning the optical fiber end face, and the optical fiber moving structure is used for clamping the optical fibers and driving the optical fibers to move among the optical fiber positioning die, the optical fiber end face imaging structure, the optical fiber cleaning structure and the module testing.
Further, the optical fiber moving structure comprises a clamping structure for clamping the optical fiber and a moving structure for driving the clamping structure to move along three directions of an X axis, a Y axis and a Z axis; the moving structure comprises a second X-axis moving module and a second X-axis moving motor arranged at one end of the second X-axis moving module, and the clamping structure is arranged on the second X-axis moving module through a second connecting component; the second connecting part is provided with a second Y-axis motion motor for driving the clamping structure to move along the Y-axis direction and a vertical motor for driving the clamping structure to move along the Z-axis direction, and the clamping structure is connected with the vertical motor; the clamping structure comprises a clamping cylinder and a clamping arm arranged at the front end of the clamping cylinder, and the clamping arm is used for clamping an optical fiber chuck.
Furthermore, the module test structure comprises a module test board for inserting the pluggable transceiver module and a tail plug plugging structure arranged below the module test board and used for plugging out or plugging in the tail plug of the pluggable transceiver module in the module test board.
Furthermore, the automatic alarm device also comprises an automatic alarm structure which is respectively connected with the optical fiber manipulator assembly and the module test structure.
In order to solve the technical problem of the invention, the invention also provides an automatic detection method of the pluggable transceiver optical module, which comprises the following steps:
step 1, a small pluggable transceiver module manipulator assembly grabs a pluggable transceiver module from a small pluggable transceiver module transmission structure through a gas claw and installs the pluggable transceiver module into a module test board of a module test structure;
step 2, the module testing structure clamps the pluggable transceiver module, and the tail plug of the pluggable transceiver module is taken down through a tail plug plugging structure;
step 3, the optical fiber mechanical arm assembly takes out the optical fiber from the optical fiber positioning die and sends the optical fiber to an optical fiber end face imaging structure to detect the cleanliness of the optical fiber end face, if the optical fiber end face imaging structure is qualified, the optical fiber mechanical arm assembly is sent to a module testing structure, if the optical fiber end face imaging structure is not qualified, the optical fiber mechanical arm assembly is sent to an optical fiber cleaning structure to wipe the end face, and the optical fiber mechanical arm assembly is sent to the module testing;
step 4, after the detection is finished, the optical fiber manipulator clamps the optical fiber and takes the optical fiber out of the module test structure;
and 5, inserting the tail plug into the corresponding pluggable transceiver module by the tail plug inserting and pulling structure, then taking down the pluggable transceiver module after detection through the small pluggable transceiver module manipulator assembly, and storing the pluggable transceiver module in a storage bin in a classified manner according to a detection result.
Further, the method also comprises an alarming step, which specifically comprises the following steps: step 3, when the end face wiping frequency of the optical fiber still fails to be detected after reaching a preset wiping frequency threshold, alarming in an acousto-optic mode, and automatically replacing the optical fiber; and/or in step 4, when the pluggable transceiver optical module is detected unqualified continuously, alarming in an acousto-optic mode, and recording information of the unqualified pluggable transceiver optical module.
The invention has the following beneficial effects:
(1) the system of the invention uses air cylinders and motors at a plurality of positions and adopts programs to control, thus fully embodying the combination of electricity and gas, simplifying the detection process and improving the detection efficiency.
(2) And the labor cost is saved by adopting an automatic detection mode.
(3) The system provided by the invention is provided with the optical fiber end face imaging structure and the optical fiber cleaning structure, so that the accuracy of automatic detection of the pluggable transceiver optical module can be enhanced, and the requirements of customers are met.
(4) The invention is provided with the alarm module and the alarm method, so that an operator can be reminded to replace the optical fiber when the cleanliness of the end face of the optical fiber does not continuously meet the qualified standard; and reminding an operator to find out the reason when the pluggable transceiver module is continuously detected to be unqualified.
Drawings
Fig. 1 is a perspective view of an automatic detection system of a pluggable transceiver module according to embodiment 1;
fig. 2 is a top view of an automatic detection system of a pluggable transceiver module according to embodiment 1;
fig. 3 is a schematic structural diagram of a small and medium-sized pluggable transceiver optical module manipulator assembly in embodiment 1;
fig. 4 is a schematic structural diagram of a clamping structure of a small and medium-sized pluggable transceiver optical module in embodiment 1;
FIG. 5 is a schematic structural view of the fiber manipulator assembly of example 1;
FIG. 6 is a schematic structural view of the optical fiber movement structure in example 1;
FIG. 7 is a schematic structural view of a cleaning structure for optical fibers in example 1;
FIG. 8 is a schematic structural view of a module test structure in example 1;
fig. 9 is a flowchart illustrating an automated detection method for a pluggable transceiver module according to embodiment 2.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame, 2, a workbench, 3, a small pluggable transceiver module transmission structure, 4, a module test structure, 5, a small pluggable transceiver module manipulator assembly, 6, an optical fiber manipulator assembly, 7, a defective product tray, 8, a small pluggable transceiver module clamping structure, 9, a small pluggable transceiver module moving structure, 10, a first X-axis motion module, 11, a first Y-axis motion module, 12, a first X-axis motion motor, 13, a first Y-axis motion motor, 14, a first connecting component, 15, a lifting slider, 16, a Z-axis motion motor, 17, an air claw, 18, an air cylinder, 19, a sliding table, 20, a first clamping arm, 21, a second clamping arm, 22, an optical fiber positioning module, 23, an optical fiber end face imaging structure, 24, an optical fiber cleaning structure, 25, an optical fiber moving structure, 26, a clamping structure, 27, a moving structure, 28, a sliding table, a first clamping arm, a second, The second X-axis motion module 29, the second X-axis motion motor 30, the second connecting component 31, the second Y-axis motion module 32, the vertical motor 33, the clamping cylinder 34, the clamping arm 35, the motor 36, the module test board 37 and the tail plug plugging structure.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Fig. 1 is a perspective view of an automatic detection system for a pluggable optical transceiver module according to embodiment 1, and fig. 2 is a top view of the automatic detection system for a pluggable optical transceiver module according to embodiment 1, as shown in fig. 1, the automatic detection system for a pluggable optical transceiver module according to embodiment 1 includes a rack 1 and a workbench 2 disposed on the rack 1; the workbench 2 is sequentially provided with the following steps:
a small pluggable transceiver module transmission structure 3 for transmitting a pluggable transceiver module;
the small pluggable transceiver module manipulator assembly 5 is used for grabbing the pluggable transceiver module from the small pluggable transceiver module transmission structure 3, installing the pluggable transceiver module to the module test structure 4 and taking the pluggable transceiver module out of the module test structure 4;
a fiber manipulator assembly 6 for grasping and wiping an optical fiber, and mounting the wiped optical fiber to the module test structure 4 and removing the optical fiber from the module test structure 4;
a module test structure 4 for detecting the pluggable transceiver module;
the storage bin is used for storing the detected pluggable transceiver optical modules in a classified manner; the storage bin comprises a defective product tray 7 used for placing defective products, and the defective product tray 7 is arranged on the small pluggable transceiver optical module transmission structure 3.
As shown in fig. 3, the structural diagram of the small and medium pluggable transceiver module manipulator assembly in this embodiment 1 includes a small pluggable transceiver module clamping structure 8 for capturing a pluggable transceiver module, and a small pluggable transceiver module moving structure 9 for driving the small pluggable transceiver module clamping structure 8 to move along three directions, i.e., along an X axis, a Y axis, and a Z axis; the small pluggable transceiver module moving structure 9 comprises a first X-axis moving module 10 and a first Y-axis moving module 11 which are vertically arranged, wherein a first X-axis moving motor 12 is arranged at one end of the first X-axis moving module 10, and a first Y-axis moving motor 13 is arranged at one end of the first Y-axis moving module 11; the small pluggable transceiver module clamping structure 8 is arranged on the small pluggable transceiver module moving structure 9 through a first connecting part 14, a lifting slider 15 and a Z-axis moving motor 16 for driving the lifting slider 15 to move along the Z-axis direction are arranged on the first connecting part 14, and the small pluggable transceiver module clamping structure 8 is connected with the lifting slider 15; the first Y-axis motion module 11 is disposed close to the small pluggable transceiver optical module transmission structure 3.
As shown in fig. 4, which is a schematic structural diagram of the small pluggable transceiver optical module clamping structure 8 in this embodiment, the small pluggable transceiver optical module clamping structure includes 2 air claws 17 arranged side by side for grabbing a pluggable transceiver optical module; the pneumatic claw 17 comprises an air cylinder 18, a sliding table 19, a first clamping arm 20 and a second clamping arm 21, the sliding table 19 is arranged on the air cylinder 18 through screws, the first clamping arm 20 and the second clamping arm 21 are arranged on the sliding table 19, and the air cylinder 18 drives the first clamping arm 20 and the second clamping arm 21 to move on the sliding table 19 relatively.
As shown in fig. 5, a schematic structural diagram of the optical fiber manipulator assembly 6 in this embodiment 1 includes an optical fiber positioning mold 22 for fixing an optical fiber, an optical fiber end surface imaging structure 23 for detecting cleanliness of an optical fiber end surface, an optical fiber cleaning structure 24 for cleaning the optical fiber end surface, and an optical fiber moving structure 25 for clamping the optical fiber and driving the optical fiber to move between the optical fiber positioning mold 22, the optical fiber end surface imaging structure 23, the optical fiber cleaning structure 24, and the module testing structure 4, which are arranged according to the process steps.
As shown in fig. 6, which is a schematic structural diagram of the optical fiber moving structure 25, the optical fiber moving structure 25 includes a clamping structure 26 for clamping an optical fiber and a moving structure 27 for driving the clamping structure 26 to move along three directions, i.e., an X axis, a Y axis and a Z axis; the moving structure 27 comprises a second X-axis moving module 28 and a second X-axis moving motor 29 arranged at one end of the second X-axis moving module, and the clamping structure 26 is arranged on the second X-axis moving module 28 through a second connecting component 30; the second connecting component 30 is provided with a second Y-axis movement motor 31 for driving the clamping structure 26 to move along the Y-axis direction and a vertical motor 32 for driving the clamping structure 26 to move along the Z-axis direction, and the clamping structure 26 is connected with the vertical motor 32; the clamping structure 26 comprises a clamping cylinder 33 and a clamping arm 34 arranged at the front end of the clamping cylinder 33, wherein the clamping arm 34 is used for clamping the optical fiber chuck.
As shown in fig. 7, which is a schematic structural diagram of the optical fiber cleaning structure 24 in embodiment 1, in this embodiment, the optical fiber cleaning structure 24 is a dust-free paper tape apparatus, the dust-free paper tape apparatus includes a dust-free paper tape and a motor 35 for driving the dust-free paper tape to move, and the dust-free paper tape is in contact with an end surface to be cleaned of an optical fiber inserted into the dust-free paper tape apparatus.
Fig. 8 is a schematic structural diagram of a module testing structure in embodiment 1, and as shown in fig. 8, the module testing structure 4 includes a module testing board 36 for inserting the pluggable transceiver module and a tail plug inserting/extracting structure 37 disposed below the module testing board 36 and used for extracting or inserting a tail plug of the pluggable transceiver module in the module testing board 36.
In this embodiment, the system further includes an automatic alarm structure connected to the fiber manipulator assembly 6 and the module testing structure 4, respectively. When the cleanliness of the optical fiber head end face detected by the optical fiber end face imaging structure 23 does not meet the requirement, the optical fiber head end face is sent to the optical fiber cleaning structure 24 for end face cleaning, the optical fiber head end face is sent to the optical fiber end face imaging structure 23 for secondary detection after cleaning, and if the optical fiber head end face is not qualified, the end face is cleaned again until the detection result is qualified. When the number of times that the optical fiber end face imaging structure 23 detects the same optical fiber reaches a set threshold value and the last detection result is still unqualified, the automatic alarm mechanism performs sound-light alarm to prompt an operator to replace a new optical fiber, so that the correctness of the detection result is improved. In addition, when the module test structure continuously judges that the light emission submodule is a defective product, sound and light alarm can be carried out to prompt an operator to check the problem. In this embodiment, the portions of the pluggable transceiver module in the automatic detection system that contact the pluggable transceiver module and the optical fiber are made of antistatic materials.
As shown in fig. 9, a schematic flow chart of an automated detection method for a pluggable transceiver module in embodiment 2 includes the following steps:
step 1, a small pluggable transceiver module manipulator assembly grabs a pluggable transceiver module from a small pluggable transceiver module transmission structure through a gas claw and installs the pluggable transceiver module into a module test board of a module test structure;
step 2, the module testing structure clamps the pluggable transceiver module, and the tail plug of the pluggable transceiver module is taken down through a tail plug plugging structure;
step 3, the optical fiber mechanical arm assembly takes out the optical fiber from the optical fiber positioning die and sends the optical fiber to an optical fiber end face imaging structure to detect the cleanliness of the optical fiber end face, if the optical fiber end face imaging structure is qualified, the optical fiber mechanical arm assembly is sent to a module testing structure, if the optical fiber end face imaging structure is not qualified, the optical fiber mechanical arm assembly is sent to an optical fiber cleaning structure to wipe the end face, and the optical fiber mechanical arm assembly is sent to the module testing;
step 4, after the detection is finished, the optical fiber manipulator clamps the optical fiber and takes the optical fiber out of the module test structure;
and 5, inserting the tail plug into the corresponding pluggable transceiver module by the tail plug inserting and pulling structure, then taking down the pluggable transceiver module after detection through the small pluggable transceiver module manipulator assembly, and storing the pluggable transceiver module in a storage bin in a classified manner according to a detection result.
In this embodiment 2, the method further includes an alarm step, specifically: step 3, when the end face wiping frequency of the optical fiber still fails to be detected after reaching a preset wiping frequency threshold, alarming in an acousto-optic mode, and automatically replacing the optical fiber; and/or in step 4, when the pluggable transceiver optical module is detected unqualified continuously, alarming in an acousto-optic mode, and recording information of the unqualified pluggable transceiver optical module.
The invention has the following beneficial effects:
(1) the system of the invention uses air cylinders and motors at a plurality of positions and adopts programs to control, thus fully embodying the combination of electricity and gas, simplifying the detection process and improving the detection efficiency.
(2) And the labor cost is saved by adopting an automatic detection mode.
(3) The system provided by the invention is provided with the optical fiber end face imaging structure and the optical fiber cleaning structure, so that the accuracy of automatic detection of the pluggable transceiver optical module can be enhanced, and the requirements of customers are met.
(4) The invention is provided with the alarm module and the alarm method, so that an operator can be reminded to replace the optical fiber when the cleanliness of the end face of the optical fiber does not continuously meet the qualified standard; and reminding an operator to find out the reason when the pluggable transceiver module is continuously detected to be unqualified.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.