CN117631153A - CPON device and CPON device assembly method - Google Patents
CPON device and CPON device assembly method Download PDFInfo
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- CN117631153A CN117631153A CN202410110785.1A CN202410110785A CN117631153A CN 117631153 A CN117631153 A CN 117631153A CN 202410110785 A CN202410110785 A CN 202410110785A CN 117631153 A CN117631153 A CN 117631153A
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- 102400000063 C-flanking peptide of NPY Human genes 0.000 title claims abstract description 48
- 101800000226 C-flanking peptide of NPY Proteins 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims description 41
- 239000003292 glue Substances 0.000 claims description 23
- 230000000149 penetrating effect Effects 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 abstract description 24
- 230000008878 coupling Effects 0.000 abstract description 17
- 238000010168 coupling process Methods 0.000 abstract description 17
- 238000005859 coupling reaction Methods 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008569 process Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements
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Abstract
A CPON device and an assembling method of the CPON device belong TO the technical field of optical elements, wherein the CPON device comprises a shell seat, a 1577TO plug-in interface is arranged at the left end part of the shell seat, the CPON device is a TO-CAN component with the center wavelength of 1577nm, and 1577 TO-CAN components with the center wavelength of 1577nm are plugged in the 1577TO plug-in interface 100. The upper side of the left side end of the shell seat is provided with a 1490TO plug-in port, 1490TO is plugged in the 1490TO plug-in port, and 1490TO is a TO-CAN component with the center wavelength of 1490 nm. The upper side of the right side end of the shell seat is provided with a 1270TO plug-in port, a 1270 TO-CAN component with the center wavelength of 1490nm is plugged in the 1270TO plug-in port, and in addition, the assembly method of the CPON device is also disclosed. The CPON device is provided, and the placement posture of the filter in the CPON device is set, so that the coupling efficiency of the device is improved. In addition, the invention also provides an assembling method of the CPON device, so that the assembling effect and efficiency of the device are improved, and meanwhile, the yield of the device is improved.
Description
Technical Field
The invention relates to the technical field of optical elements, in particular to a CPON device and a CPON device assembling method.
Background
CPON devices are one type of passive optical network that is based on a composite passive optical network that combines time division multiplexing and wavelength division multiplexing technologies. The method mainly aims at the problem of large downlink traffic in an access network environment, and is generated.
The currently adopted CPON device mostly adopts 45 ° filter TO transmit light, and when adopting 45 ° filter, the coupling efficiency of some TO terminals will be affected, so that the coupling efficiency is reduced, and the coupling efficiency refers TO the degree that the signal generated by the transmitting end can be effectively transmitted TO the receiving end in the communication system, and the reduction of the coupling efficiency will directly affect the quality of the CPON device.
For a CPON device, a plurality of filters exist, and the accuracy of installation of the filters during assembly and installation directly influences the quality of the CPON device, however, in the assembly process, a shell seat is placed on a placing table, a placing groove is formed in the placing table, after the placing, the fixed filters can be in a horizontal posture, then the filters are compacted and fixed through a pressing plate, although the flexibility of the mode adopted at present is higher, a plurality of filters with different inclination angles need to be placed in one CPON device, a plurality of placing tables are needed to be adapted, the inclination angles of the filters in the CPON devices with different models are different, so that the number of the needed placing tables is more, and circulation of a plurality of positions needs to be carried out during the fixing of the filters, so that the efficiency of fixing the filters is reduced, and the influence on the yield of the CPON devices is further caused.
Disclosure of Invention
The invention provides a CPON device and a CPON device assembling method, which are used for solving the defects of the prior art, improving the coupling efficiency of the CPON device on one hand and improving the assembling efficiency and the yield of the CPON device on the other hand.
In order to achieve the object of the present invention, the following techniques are proposed:
on the one hand, a CPON device is provided, which comprises a shell seat, wherein an 1577TO plug-in interface is arranged at the left end part of the shell seat, the shell seat is a TO-CAN assembly with the center wavelength of 1577nm, and 1577TO and the 1577 TO-CAN assembly with the center wavelength of 1577nm are plugged in the 1577TO plug-in interface. The upper side of the left side end of the shell seat is provided with a 1490TO plug-in port, 1490TO is plugged in the 1490TO plug-in port, and 1490TO is a TO-CAN component with the center wavelength of 1490 nm. The upper side of the right side end of the shell seat is provided with a 1270TO plug-in port, 1270TO is plugged in the 1270TO plug-in port, and 1270TO is taken as a TO-CAN component with the center wavelength of 1270 nm. The right side end of the shell seat is provided with a core inserting port, a core for fixing optical fibers is inserted in the core inserting port, and a lens for converting light is arranged at the inner side end of the core, and is mainly used for converting the light into parallel light. The lower side of the right side end of the shell seat is provided with a 1310TO plug-in port, and a 1310 TO-CAN module with the center wavelength of 1310nm is plugged in the 1310TO plug-in port.
The shell seat is internally provided with a first filter, a second filter, a third filter, a fourth filter, a fifth filter, a sixth filter and a seventh filter from left TO right in sequence, a lens for converting light is arranged between the second filter and the third filter, the light is converted into parallel light, the second filter is positioned at the lower side of the first filter, the fourth filter is positioned at the lower side of the third filter, the seventh filter is positioned under the sixth filter, the second filter is positioned under 1490TO, the fourth filter is positioned over 1310TO, the fifth filter is positioned under 1270TO, and the sixth filter is positioned under 1270 TO. The included angle between the first filter plate and the length direction of the shell seat is 73 degrees, the included angle between the second filter plate and the length direction of the shell seat is 28 degrees, the included angle between the third filter plate and the length direction of the shell seat is 45 degrees, the included angle between the fourth filter plate and the length direction of the shell seat is 0 degree, the included angle between the fifth filter plate and the length direction of the shell seat is 77 degrees, the included angle between the sixth filter plate and the length direction of the shell seat is 0 degree, and the included angle between the seventh filter plate and the length direction of the shell seat is 32 degrees. The light emitted by 1577TO is received by the ferrule after passing through the first filter, the lens, the third filter and the fifth filter in sequence, and forms a first light path. Light emitted by 1490TO sequentially passes through the second filter, the first filter, the lens, the third filter and the fifth filter and then is received by the ferrule, and a second light path is formed. The light emitted by the ferrule sequentially passes through the fifth filter, the seventh filter and the sixth filter and then is received by 1270TO, and a third light path is formed. The light emitted by the ferrule sequentially passes through the third filter and the fourth filter and is received by 1310TO, and a fourth light path is formed.
In the scheme, the light emitted by 1490TO is conveniently transmitted TO the ferrule through the first filter and the second filter. Secondly, through reducing the inclination of first filter plate TO make 1577TO and the coupling efficiency between the lock pin promote, and through actual verification, if the coupling efficiency between 1577TO and the lock pin is 57+ -3% when adopting a filter plate that takes the angle of 45 TO carry out the formation of second light path, and if adopting above-mentioned mode, promptly when replacing 45 filter plates through first filter plate and second filter plate, the coupling efficiency between 1577TO and the lock pin is 64+ -3%, consequently this scheme has shown the coupling efficiency that has promoted this CPON device, and of course above-mentioned detection is carried out under the same circumstances of filter plate loss. This is because the smaller the included angle of the filters, the closer the first light path is to the vertical 90 ° incidence when passing through each filter, and of course, the influence on the second light path and the convenience of coupling caused by the change of the inclination angle of the filters are also required to be considered when ensuring the coupling efficiency of the first light path.
Another aspect proposes a CPON device assembly method for CPON device assembly, including;
and 01, performing machining and forming of the shell seat, wherein the shell seat is machined through a machining center.
And 02, adjusting the posture of the shell seat to be 62 degrees between the length direction and the vertical direction so as to enable the second filter plate to be in a horizontal state.
And 03, adhering and flattening two ends of the second filter plate to the left side end of the inner part of the shell seat through glue, wherein the precision of the second filter plate after assembly can be improved through flattening, and the shell seat is adjusted to the inclined angle for convenience in force application flattening.
And 04, adjusting the posture of the shell seat to an included angle of 17 degrees between the length direction and the vertical direction, wherein the step is mainly used for conveniently carrying out the flattening operation of the first filter plate.
And step 05, adhering and flattening two ends of the first filter plate on the left side end inside the shell seat through glue.
And 06, fixing the lens in the shell seat, wherein the small end of the lens is fixed at the appointed position of the shell seat through glue during fixing, and the axial direction of the lens is in a horizontal posture.
And step 07, adjusting the posture of the shell seat to be 45 degrees between the length direction and the vertical direction.
And 08, adhering and flattening two ends of the third filter plate on the right side end inside the shell seat through glue.
And 09, adjusting the posture of the shell seat to an included angle of 13 degrees between the length direction and the vertical direction.
Step 10, adhering and flattening two ends of the fifth filter plate on the right side end of the inner part of the shell seat through glue;
and 11, adjusting the posture of the shell seat to be 58 degrees between the length direction and the vertical direction.
And 12, adhering and flattening two ends of the seventh filter plate on the right side end inside the shell seat through glue.
And 13, adjusting the posture of the shell seat to be 90 degrees between the length direction and the vertical direction, namely, the shell seat is in a horizontal posture at the moment.
And 14, adhering and flattening two ends of the sixth filter plate on the right side end inside the shell seat through glue.
And 15, adhering and flattening two ends of the fourth filter plate on the right side end inside the shell seat through glue.
Step 16, coupling and welding 1577TO, 1490TO, 1270TO and 1310TO and the ferrule on the shell seat through a coupling device.
Further, in step 02, step 04, step 07, step 09 and step 13, the posture adjustment jig is used for adjusting the inclination angle of the housing and clamping the housing when the posture of the housing is adjusted.
Further, the gesture adjusting device comprises a bottom plate, an angle adjusting mechanism is arranged on the bottom plate, a clamping mechanism is arranged on the angle adjusting mechanism, the angle adjusting mechanism is used for adjusting the inclination angle of the clamping mechanism, the clamping mechanism is used for clamping the shell seat, during adjustment, the shell seat is clamped through the clamping mechanism, and then the inclination angle of the shell seat is adjusted through the angle adjusting mechanism. The equipment provided by the utility model can replace a placing table in the prior art, firstly, the equipment is convenient to adjust according to the inclination angle of the filter plate so as to facilitate the fixing operation of the filter plates of various devices, secondly, the equipment can be stably clamped when in operation, thereby also facilitating the flattening fixing operation of the filter plates automatically, and thirdly, the cost required by the production of the devices is remarkably reduced. Thus, the fixing efficiency of the filter plate of the device and the yield of the device can be improved.
Further, angle adjustment mechanism is including installing the end plate at bottom plate both ends, first bearing frame is installed respectively to the outer wall of end plate, be located the rotation on the first bearing frame of homonymy and be equipped with the lead screw, the one end of lead screw is equipped with the rotation cap, be equipped with a pair of guide rail on the bottom plate, the spiro union has the movable seat on the lead screw, the lower extreme slip of movable seat is located on the guide rail, the flange is installed to the upper end of movable seat, the flange upper end articulates there is the swing arm, vertical hole has been seted up on the swing arm, vertical downthehole activity is equipped with the movable block, the both ends of movable block are equipped with the limiting plate, the limiting plate is located the both sides of swing arm, through the spacing of limiting plate, can ensure that the movable block is at vertical downthehole activity all the time, and vertical hole setting can make the swing arm adjust for the position of movable block according to its inclined angle when the swing arm, so that the movable block rotates only in a certain limit. The movable block is provided with a connecting shaft, the connecting shaft is rotationally provided with a rotating support plate, the rotating support plate is arranged on the bottom plate, a rotating plate is arranged between the rotating support plates, two sides on the rotating plate are provided with side plates, and the inner side end of the connecting shaft is arranged on the side plates. When the shell seat is adjusted through the angle adjusting mechanism, the screw rod is rotated, so that the movable seat moves along the guide rail, the lower end of the swing arm is moved by the movement of the movable seat, the upper end of the swing arm swings in the opposite direction, the movable block is rotated, the rotating plate and the inclination angle of the shell seat clamped on the rotating plate are adjusted, the position of the movable seat is adjusted through the rotating screw rod by the angle adjusting mechanism, the swing angle of the swing arm is adjusted through the position adjustment of the movable seat, the connecting shaft can be rotated along with the swing of the swing arm, the inclination angle of the rotating plate is adjusted by the rotation of the connecting shaft, the automatic adjustment of the angle is achieved through the motor driving of the screw rod, and the automation of the whole assembly process is realized.
Further, the fixture is including installing in a pair of rotation end seat of rotor plate lower wall, rotates on the rotation end seat and is equipped with the centre gripping lead screw, and the screw thread at centre gripping lead screw both ends revolves to opposite, and the outside end of centre gripping lead screw is equipped with the commentaries on classics cap, and the both ends of centre gripping lead screw spiro union respectively has the activity hypoplastron, and the upper end of activity hypoplastron is equipped with a pair of pole of wearing, has seted up two pairs of waist shape holes on the rotor plate, wears the pole and wears in waist shape downthehole, wears the pole and plays the effect of direction to the motion of activity hypoplastron. The concave side plates are arranged at the upper ends of each pair of penetrating rods positioned on the same side, and the concave side plates are positioned on the upper sides of the rotating plates. The telescopic link is worn to be equipped with by the upper end of spill curb plate, and the outside end of telescopic link is equipped with stop nut, and the inboard end of telescopic link is equipped with the splint, and the inboard pot head of telescopic link is equipped with the second spring, and the second spring is located between splint and the spill curb plate. A pair of transverse holes are respectively formed in two ends of the clamping plate, guide rods are arranged in the transverse holes in a penetrating manner, end clamping plates are arranged at the inner side ends of each pair of guide rods located at the same end, T-shaped seats are arranged at the outer side ends of each pair of guide rods located at the same end, compression rods are arranged at the outer side ends of the T-shaped seats, action concave pieces are sleeved on the compression rods, first holes are formed in the inner side ends of the action concave pieces, second holes are obliquely arranged at the outer side ends of the first holes, the length directions of the first holes are parallel to the length directions of the action concave pieces, the outer side ends of the second holes extend in an inward-inclined manner, the compression rods move in the first holes and the second holes, inner top outer plates are arranged at the outer side ends of the action concave pieces, and the telescopic rods penetrate through the inner top outer plates and are located at the outer side ends of the second springs. Through the above-mentioned part that provides, when carrying out the centre gripping, accessible manual rotation or motor drive centre gripping lead screw pivoted mode makes two activity hypoplastron be close to each other, and will promote interior top planking through the spill curb plate when being close to each other earlier and be close to each other when interior top planking is close to each other, and when being close to each other, because the second hole acts on the depression bar, and then acts on the both ends at the shell seat through the end splint, and then carries out spacingly to the both ends of shell seat, through this spacing, can ensure when carrying out the angle modulation that the shell seat can not move down, and through the frictional force that the end splint inner wall provided, can carry out spacingly to the vertical direction of shell seat. In addition, along with the rotation of centre gripping lead screw, when the spill curb plate continued to be close to, will make the depression bar get into in the first hole through the second hole, and when the depression bar removes in the first hole, can make the second spring reach the limit of deformation, and then promote splint to be close to the both sides of shell seat to carry out the centre gripping to the shell seat through splint. And the second spring is arranged, so that the inner top outer plate is always clung to the inner wall of the concave side plate when clamping is canceled, and the clamping operation on the shell seat is conveniently canceled. In addition, the telescopic rod is separated from the concave side plate in order to avoid excessive outward movement of the inner roof outer plate.
A pair of rotating shaft seats are arranged on the lower wall of the rotating plate, gears are rotatably arranged between the rotating shaft seats and are arranged on the clamping screw rods, racks are meshed on the gears, through holes are formed in the rotating plate, the racks penetrate through the through holes, and a placing plate is arranged at the upper end of each rack. A pair of lower battens are arranged on the placing plate, two ends of each lower batten are provided with downward extending guide plates, a plurality of rectangular holes are formed in the rotating plate, the lower battens penetrate through the rectangular holes, lower baffle plates are arranged at the lower ends of the downward extending guide plates, and the lower baffle plates are located below the rotating plate. Through the above-mentioned provided part, when the centre gripping, the rotation that accessible centre gripping lead screw makes the gear rotate to thereby reach the regulation to placing the board height along with the rotation of gear, in order to make things convenient for the later stage to carry out the equipment operation of filter plate. The downward extending guide plate guides the lifting movement of the placing plate, and the lower baffle plate can limit the upward movement height of the placing plate.
Further, a lower protruding plate is arranged on the lower lath, a pair of connecting plates are hinged to the lower end of the lower protruding plate, an upper extending protruding plate is hinged to the other end of the connecting plates, a movable lower block is arranged at the lower end of the upper extending protruding plate, a middle rod is arranged on the movable lower block in a penetrating mode, two ends of the middle rod are provided with fixed end plates, the fixed end plates are arranged on the rotating plates, a first spring is sleeved on the middle rod, and the first spring is a tension spring. The first spring is located between the movable lower blocks, and the first spring can enable the movable lower blocks to move inwards, so that the included angle between the connecting plates is reduced, the upper plate strips move upwards, and the clamped shell seat is jacked upwards. And this design ensures the stability of the jacking force. Meanwhile, the arrangement of the middle rod can ensure that the first spring does not generate unacceptable deformation such as complete and the like, and plays a role in limiting and guiding the movement of the movable lower block.
The technical scheme has the advantages that:
the CPON device is provided, and the placement posture of the filter in the CPON device is set, so that the coupling efficiency of the device is improved. In addition, the invention also provides an assembling method of the CPON device, so that the assembling effect and efficiency of the device are improved, and meanwhile, the yield of the device is improved.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 shows a perspective view of a housing base.
Fig. 2 shows a cross-section of the housing base.
Fig. 3 shows a longitudinal section of the housing seat.
Fig. 4 shows a schematic view of a CPON device optical path, where fig. (a) is a schematic view of a first optical path, fig. b is a schematic view of a second optical path, fig. c is a schematic view of a third optical path, and fig. d is a schematic view of a fourth optical path.
Fig. 5 shows a three-dimensional structure diagram of the posture adjustment jig.
Fig. 6 shows a perspective view of the angle adjusting mechanism.
Fig. 7 shows a perspective view of the swing arm and its connected components.
Fig. 8 shows a perspective view of the rotating plate.
Fig. 9 shows a first perspective view of the clamping mechanism.
Fig. 10 shows a second perspective view of the clamping mechanism.
Fig. 11 shows a perspective view of the lower slat and its associated components.
Fig. 12 shows a first perspective view of the clamping mechanism portion.
Fig. 13 shows a second perspective view of the clamping mechanism portion.
Fig. 14 shows a perspective view of the end of the clamping mechanism.
Reference numerals illustrate:
housing mount 1, 1577TO socket 100, 1490TO socket 101, 1270TO socket 102, 1310TO socket 103, ferrule socket 104, first filter 110, second filter 111, lens 112, third filter 113, fourth filter 114, fifth filter 115, sixth filter 116, seventh filter 117, first optical path 105, second optical path 106, third optical path 107, fourth optical path 108, bottom plate 2, angle adjustment mechanism 3, clamping mechanism 4, end plate 300, first bearing mount 301, lead screw 302, rotating cap 303, movable mount 304, guide rail 305, boss 306, swing arm 307, vertical hole 308, limiting plate 309, movable block 310, connecting shaft 311, rotating support plate 312, side plate 313, rotating plate 314, kidney-shaped hole 315, rectangular hole 316, through hole 317, downward extending guide 400, lower slat 401, lower baffle 402, fixed end plate 403, middle bar 404, movable lower block 405, first spring 406, upward extending boss 407, connecting plate 408, downward extending boss 409, placing plate 410, rack 411, gear 412, rotating shaft seat 413, clamping screw 414, rotating cap 415, rotating end seat 416, movable lower plate 417, penetrating bar 418, concave side plate 420, telescoping rod 421, limit nut 422, inner top outer plate 423, clamping plate 424, second spring 425, transverse hole 426, guide bar 427, T-shaped seat 428, end clamping plate 429, compression bar 430, action concave 431, second hole 432, first hole 433.
Description of the embodiments
Example 1
A CPON device, comprising a housing 1, wherein 1577TO is provided at the left end of the housing 1, 1577TO is inserted into 1577TO 100, 1490TO is provided at the left upper side of the housing 1, 1490TO is inserted into 1490TO 101, 1270TO is provided at the right upper side of the housing 1, 1270TO is inserted into 1270TO 102, a core insert 104 is provided at the right end of the housing 1, a core insert is inserted into 104, 1310TO is inserted into 1310TO 103, and 1310TO is inserted into 1310TO 103, wherein the structure of the housing 1 is as shown in fig. 1.
As shown in fig. 2 and 3, a first filter 110, a second filter 111, a third filter 113, a fourth filter 114, a fifth filter 115, a sixth filter 116, and a seventh filter 117 are sequentially disposed in the housing 1 from left TO right, a lens 112 is disposed between the second filter 111 and the third filter 113, the second filter 111 is located at the lower side of the first filter 110, the fourth filter 114 is located at the lower side of the third filter 113, the seventh filter 117 is located under the sixth filter 116, the second filter 111 is located under 1490TO, the fourth filter 114 is located over 1310TO, the fifth filter 115 is opposite TO the ferrule plug 104, and the sixth filter 116 is located under 1270 TO. The first filter 110 forms an included angle of 73 degrees with the length direction of the housing 1, the second filter 111 forms an included angle of 28 degrees with the length direction of the housing 1, the third filter 113 forms an included angle of 45 degrees with the length direction of the housing 1, the fourth filter 114 forms an included angle of 0 degree with the length direction of the housing 1, the fifth filter 115 forms an included angle of 77 degrees with the length direction of the housing 1, the sixth filter 116 forms an included angle of 0 degree with the length direction of the housing 1, and the seventh filter 117 forms an included angle of 32 degrees with the length direction of the housing 1.
As shown in fig. 4, the light emitted by 1577TO passes through the first filter 110, the lens 112, the third filter 113, and the fifth filter 115 in sequence and is received by the ferrule, and forms a first optical path 105; light emitted by 1490TO sequentially passes through the second filter 111, the first filter 110, the lens 112, the third filter 113 and the fifth filter 115 and then is received by the ferrule, and a second light path 106 is formed; the light emitted by the ferrule passes through the fifth filter 115, the seventh filter 117, and the sixth filter 116 in order, and is received by 1270TO, and forms the third optical path 107. The light emitted by the ferrule passes through the third filter 113 and the fourth filter 114 in sequence, and is received by 1310TO, and forms the fourth optical path 108. Specifically, the uplink optical paths, such as the first optical path 105 and the second optical path 106, are converted into parallel light by the lens 112, and enter the optical fiber network of the ferrule. The downstream optical paths, such as the third optical path 107 and the fourth optical path 108, convert the light into parallel light through lenses on the ferrules, and convert the signals through the third optical path 107 and the fourth optical path 108 into electrical signals through 1270TO and 1310TO, respectively, and finally transmit the signals TO the signal receiving device in the form of electrical signals.
Example 2
The filter plates based on different inclination angles in the embodiment 1 have poor compaction and fixation stability during assembly, and the fixation operation of the filter plates can be completed by a plurality of placing tables, so a CPON device assembly method is proposed, which is used for assembling CPON devices and comprises the following steps of;
step 01, machining the housing 1 by using a machining center, and mainly forming the plug hole shown in fig. 1 and the related filter fixing table on the housing 1.
In step 02, the posture of the housing 1 is adjusted to have an included angle of 62 ° between the longitudinal direction and the vertical direction, so that the second filter 111 is in a horizontal state.
Step 03, the two ends of the second filter 111 are adhered and flattened at the left end of the inner part of the housing 1 by glue, and the precision of the second filter 111 after assembly can be improved by flattening, and the second filter is flattened for convenience of force application, so that the housing 1 is adjusted to have the above-mentioned inclination angle.
Step 04, adjusting the posture of the housing 1 to an included angle of 17 ° between the longitudinal direction and the vertical direction, and mainly performing the flattening operation of the first filter 110 for convenience.
And step 05, adhering and flattening the two ends of the first filter plate 110 on the left side end of the interior of the shell seat 1 through glue, penetrating the flattened flat plate from the 1577TO plug-in port 100 in a pressing mode, and then performing flattening operation.
Step 06, fixing the lens 112 inside the housing 1, fixing the small end of the lens 112 at the designated position of the housing 1 by glue, and making the axial direction of the lens 112 in a horizontal posture.
Step 07, adjusting the posture of the shell seat 1 to an included angle of 45 degrees between the length direction and the vertical direction.
And 08, adhering and flattening two ends of the third filter plate 113 to the right side end of the inner part of the shell seat 1 through glue, penetrating a flat plate for flattening from the ferrule plug-in port 104 in the flattening process, and then performing flattening operation.
Step 09, adjusting the posture of the shell seat 1 to an included angle of 13 degrees between the length direction and the vertical direction.
And 10, adhering and flattening two ends of the fifth filter 115 to the right side end of the interior of the shell seat 1 through glue, penetrating a flat plate for flattening from the ferrule plug-in port 104 in the flattening process, and then performing flattening operation.
And step 11, adjusting the posture of the shell seat 1 to be 58 degrees between the length direction and the vertical direction.
And step 12, adhering and flattening two ends of the seventh filter 117 on the right side end inside the shell seat 1 through glue. The flat plate for flattening during the flattening process penetrates from the ferrule plug 104, and then performs the flattening operation.
And 13, adjusting the posture of the shell seat 1 to be 90 degrees between the length direction and the vertical direction, namely, the shell seat 1 is in a horizontal posture at the moment.
In step 14, two ends of the sixth filter 116 are adhered and flattened on the right side end inside the housing 1 by glue.
And 15, adhering and flattening two ends of the fourth filter 114 on the right side end inside the shell seat 1 through glue. In this step, the shell seat 1 needs to be turned over, and then the pasting and flattening operation is performed.
Step 16, sequentially coupling and welding 1577TO, 1490TO, 1270TO and 1310TO and the ferrule on the housing seat 1 through a coupling device.
In step 02, step 04, step 07, step 09, and step 13, the posture adjustment jig shown in fig. 5 is used for adjusting the inclination angle of the housing 1 and clamping the housing 1 when the posture of the housing 1 is adjusted.
Specifically, as shown in fig. 5, the gesture adjusting jig comprises a bottom plate 2, an angle adjusting mechanism 3 is mounted on the bottom plate 2, a clamping mechanism 4 is arranged on the angle adjusting mechanism 3, the angle adjusting mechanism 3 is used for adjusting the inclination angle of the clamping mechanism 4, the clamping mechanism 4 is used for clamping the shell seat 1, during adjustment, the shell seat 1 is clamped through the clamping mechanism 4, and then the inclination angle of the shell seat 1 is adjusted through the angle adjusting mechanism 3.
As shown in fig. 6 to 9, the angle adjusting mechanism 3 includes end plates 300 mounted at two ends of the bottom plate 2, first bearing seats 301 are mounted on the outer walls of the end plates 300 respectively, screw rods 302 are rotatably provided on the first bearing seats 301 at the same side, one ends of the screw rods 302 are provided with rotating caps 303, a pair of guide rails 305 are provided on the bottom plate 2, movable seats 304 are screwed on the screw rods 302, the lower ends of the movable seats 304 are slidably provided on the guide rails 305, a protruding plate 306 is mounted at the upper ends of the movable seats 304, the upper ends of the protruding plate 306 are hinged with swinging arms 307, vertical holes 308 are provided on the swinging arms 307, movable blocks 310 are movably provided in the vertical holes 308, limiting plates 309 are provided at two ends of the movable blocks 310, the limiting plates 309 are located at two sides of the swinging arms 307, connecting shafts 311 are rotatably provided on the movable blocks 310, rotating plates 312 are provided with rotating plates 314 between the rotating plates 312, two sides of the rotating plates 314 are provided with side plates 313, and the inner ends of the connecting shafts 311 are provided on the side plates 313. When the housing 1 is adjusted by the angle adjusting mechanism 3, the screw rod 302 is rotated to move the movable seat 304 along the guide rail 305, the lower end of the swing arm 307 is moved by the movement of the movable seat 304, and the upper end swings in the opposite direction, so that the movable block 310 rotates, and the inclination angles of the rotating plate 314 and the housing 1 clamped on the rotating plate 314 are adjusted.
As shown in fig. 9 to 14, the clamping mechanism 4 includes a pair of rotating end seats 416 mounted on the lower wall of the rotating plate 314, the rotating end seats 416 are rotatably provided with clamping screw rods 414, threads at two ends of the clamping screw rods 414 are opposite in rotation direction, outer side ends of the clamping screw rods 414 are provided with rotating caps 415, two ends of the clamping screw rods 414 are respectively in threaded connection with a movable lower plate 417, a pair of penetrating rods 418 are arranged at the upper end of the movable lower plate 417, two pairs of kidney-shaped holes 315 are formed in the rotating plate 314, penetrating rods 418 penetrate into the kidney-shaped holes 315, concave side plates 420 are mounted at the upper ends of each pair of penetrating rods 418 at the same side, and the concave side plates 420 are located at the upper side of the rotating plate 314. The telescopic rod 421 is arranged at the upper end of the concave side plate 420 in a penetrating manner, the limit nut 422 is arranged at the outer side end of the telescopic rod 421, the clamping plate 424 is arranged at the inner side end of the telescopic rod 421, the second spring 425 is sleeved at the inner side end of the telescopic rod 421, and the second spring 425 is located between the clamping plate 424 and the concave side plate 420. A pair of transverse holes 426 are respectively formed in two ends of the clamping plate 424, guide rods 427 are arranged in the transverse holes 426 in a penetrating manner, end clamping plates 429 are arranged at the inner side ends of each pair of guide rods 427 located at the same end, T-shaped bases 428 are arranged at the outer side ends of each pair of guide rods 427 located at the same end, compression rods 430 are arranged at the outer side ends of the T-shaped bases 428 in a sleeved manner, action concave parts 431 are sleeved on the compression rods 430, first holes 433 are formed in the inner side ends of the action concave parts 431, second holes 432 are obliquely arranged at the outer side ends of the first holes 433, the length directions of the first holes 433 are parallel to the length directions of the action concave parts 431, the outer side ends of the second holes 432 obliquely extend inwards, the compression rods 430 move in the first holes 433 and the second holes 432, inner top outer plates 423 are arranged at the outer side ends of the action concave parts 431 in a penetrating manner, and the inner top outer plates 423 are located at the outer side ends of the second springs 425.
A pair of rotating shaft seats 413 are arranged on the lower wall of the rotating plate 314, a gear 412 is rotatably arranged between the rotating shaft seats 413, the gear 412 is arranged on the clamping screw rod 414, a rack 411 is meshed with the gear 412, a through hole 317 is formed in the rotating plate 314, the rack 411 penetrates through the through hole 317, and a placing plate 410 is arranged at the upper end of the rack 411. A pair of lower battens 401 are installed on the placing plate 410, a lower extending guide plate 400 is arranged at two ends of the lower battens 401, a plurality of rectangular holes 316 are formed in the rotating plate 314, the lower battens 401 penetrate through the rectangular holes 316, a lower baffle 402 is arranged at the lower end of the lower extending guide plate 400, and the lower baffle 402 is located below the rotating plate 314. The lower lath 401 is provided with a lower protruding plate 409, the lower end of the lower protruding plate 409 is hinged with a pair of connecting plates 408, the other end of the connecting plates 408 is hinged with an upper extending protruding plate 407, the lower end of the upper extending protruding plate 407 is provided with a movable lower block 405, the movable lower block 405 is provided with a middle rod 404 in a penetrating mode, two ends of the middle rod 404 are provided with fixed end plates 403, the fixed end plates 403 are arranged on the rotating plates 314, the middle rod 404 is sleeved with a first spring 406, and the first spring 406 is located between the movable lower blocks 405.
The above-mentioned posture adjustment jig is implemented by the following steps when the posture of the housing 1 is adjusted and the flattening adjustment of each filter is performed in step 02, step 04, step 07, step 09, and step 13.
In step a1, the operator places the housing base 1 on the placing plate 410.
In step a2, the operator drives the clamping screw 414 to rotate through the driving device arranged on the clamping screw 414, the two movable lower plates 417 are close to each other, the concave side plates 420 on the movable lower plates 417 are driven to approach to two sides of the shell seat 1 when the movable lower plates 417 approach to each other, the concave side plates 420 push the inner top outer plates 423 to move inwards, meanwhile, the second springs 425 are compressed, and when the inner top outer plates 423 move inwards, the second holes 432 act on the compression rods 430, so that the compression rods 430 drive the end clamping plates 429 to move inwards, and finally the end clamping plates 429 finish limiting the two ends of the shell seat 1, the concave side plates 420 continue to move inwards under the driving of the movable lower plates 417, at the moment, the compression rods 430 move in the first holes 433, at the moment, the clamping plates 424 are pushed to move inwards through the second springs 425, and the clamping plates 424 finish clamping the two sides of the shell seat 1. And when the clamping screw 414 rotates, the gear 412 rotates to drive the rack 411 to move downwards, the downward movement of the rack 411 moves the placing plate 410 and the housing seat 1 thereon downwards, and when the placing plate 410 moves downwards, the included angle between the connecting plates 408 increases, and the first spring 406 is also stretched.
In step a3, the operator adjusts the inclination angle of the housing 1 according to the adjustment angle provided in the above embodiment, and during adjustment, the operator rotates the screw rod 302 by rotating the cap 303, the rotation of the screw rod 302 will drive the movable base 304 to move along the direction of the guide rail 305, and when the movable base 304 moves, the swing arm 307 will be inclined as a whole, and the inclination of the swing arm 307 will cause the rotation plate 314 and the housing 1 fixed thereon to be inclined, and then the filter plate placement and flattening operations are performed.
In step a4, when the filter is fixed, the operator rotates the clamping screw 414 after the filter is required to remove the housing 1, the movable lower plate 417 moves outwards due to the rotation of the clamping screw 414, and the clamping plate 424 and the end clamping plate 429 gradually cancel the clamping of the housing 1 when the movable lower plate 417 moves outwards, and simultaneously rotate the gear 412 and the placing plate 410 upwards due to the rotation of the clamping screw 414, and jack up the housing 1, and then remove the housing 1.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. The CPON device is characterized by comprising a shell seat (1), wherein 1577TO inserting interfaces (100) are arranged at the left end part of the shell seat (1), 1577TO is inserted into the 1577TO inserting interfaces (100), 1490TO is inserted into the left end upper side of the shell seat (1), 1490TO inserting interfaces (101), 1270TO inserting interfaces (102) are arranged at the right end upper side of the shell seat (1), 1270TO is inserted into the 1270TO inserting interfaces (102), a ferrule inserting interface (104) is arranged at the right end part of the shell seat (1), a ferrule is inserted into the ferrule inserting interface (104), a TO inserting interface (103) is arranged at the right end lower side of the shell seat (1), and 1310 is inserted into the TO inserting interface (103);
a first filter (110), a second filter (111), a third filter (113), a fourth filter (114), a fifth filter (115), a sixth filter (116) and a seventh filter (117) are sequentially arranged in the shell seat (1) from left TO right, a lens (112) is arranged between the second filter (111) and the third filter (113), the second filter (111) is positioned at the lower side of the first filter (110), the fourth filter (114) is positioned at the lower side of the third filter (113), the seventh filter (117) is positioned under the sixth filter (116), the second filter (111) is positioned under 1490TO, the fourth filter (114) is positioned over 1310TO, the fifth filter (115) is opposite TO the plug-in port (104), and the sixth filter (116) is positioned under 1270 TO;
the included angle between the first filter plate (110) and the length direction of the shell seat (1) is 73 degrees, the included angle between the second filter plate (111) and the length direction of the shell seat (1) is 28 degrees, the included angle between the third filter plate (113) and the length direction of the shell seat (1) is 45 degrees, the included angle between the fourth filter plate (114) and the length direction of the shell seat (1) is 0 degree, the included angle between the fifth filter plate (115) and the length direction of the shell seat (1) is 77 degrees, the included angle between the sixth filter plate (116) and the length direction of the shell seat (1) is 0 degree, and the included angle between the seventh filter plate (117) and the length direction of the shell seat (1) is 32 degrees;
light emitted by 1577TO sequentially passes through the first filter (110), the lens (112), the third filter (113) and the fifth filter (115) and then is received by the ferrule, and a first light path (105) is formed; light emitted by 1490TO sequentially passes through the second filter (111), the first filter (110), the lens (112), the third filter (113) and the fifth filter (115) and then is received by the ferrule, and a second light path (106) is formed; light emitted by the ferrule sequentially passes through the fifth filter (115), the seventh filter (117) and the sixth filter (116) and then is received by 1270TO, and a third light path (107) is formed; the light emitted by the ferrule sequentially passes through the third filter (113) and the fourth filter (114) and is received by 1310TO, and a fourth light path (108) is formed.
2. A CPON device assembling method for assembling a CPON device as claimed in claim 1, comprising;
step 01, preparing a machined shell seat (1) in advance;
step 02, adjusting the posture of the shell seat (1) to an included angle of 62 degrees between the length direction and the vertical direction;
step 03, adhering and flattening two ends of the second filter plate (111) on the left side end of the inner part of the shell seat (1) through glue;
step 04, adjusting the posture of the shell seat (1) to an included angle of 17 degrees between the length direction and the vertical direction;
step 05, adhering and flattening two ends of the first filter plate (110) on the left side end of the inner part of the shell seat (1) through glue;
step 06, fixing the lens (112) in the shell seat (1);
step 07, adjusting the posture of the shell seat (1) to an included angle of 45 degrees between the length direction and the vertical direction;
step 08, adhering and flattening two ends of the third filter plate (113) on the right side end of the inner part of the shell seat (1) through glue;
step 09, adjusting the posture of the shell seat (1) to an included angle of 13 degrees between the length direction and the vertical direction;
step 10, adhering and flattening two ends of a fifth filter plate (115) on the right side end of the inside of the shell seat (1) through glue;
step 11, adjusting the posture of the shell seat (1) to be 58 degrees between the length direction and the vertical direction;
step 12, adhering and flattening two ends of the seventh filter plate (117) on the right side end of the inner part of the shell seat (1) through glue;
step 13, adjusting the posture of the shell seat (1) to an included angle of 90 degrees between the length direction and the vertical direction;
step 14, adhering and flattening two ends of the sixth filter plate (116) on the right side end of the inner part of the shell seat (1) through glue;
15, adhering and flattening two ends of a fourth filter plate (114) on the right side end of the interior of the shell seat (1) through glue;
step 16, the 1577TO, 1490TO, 1270TO, 1310TO and the ferrule are coupled and welded on the housing seat (1) through the coupler in sequence.
3. The CPON device assembling method according to claim 2, wherein in step 02, step 04, step 07, step 09, and step 13, a posture adjustment jig is used for adjusting the inclination angle of the housing (1) and clamping the housing (1) during posture adjustment of the housing (1).
4. The CPON device assembling method according to claim 3, wherein the gesture adjusting jig comprises a base plate (2), an angle adjusting mechanism (3) is installed on the base plate (2), a clamping mechanism (4) is arranged on the angle adjusting mechanism (3), the angle adjusting mechanism (3) is used for adjusting the inclination angle of the clamping mechanism (4), the clamping mechanism (4) is used for clamping the housing seat (1), during adjustment, the housing seat (1) is clamped through the clamping mechanism (4), and then the inclination angle of the housing seat (1) is adjusted through the angle adjusting mechanism (3).
5. The CPON device assembling method according to claim 4, wherein the angle adjusting mechanism (3) comprises end plates (300) mounted at two ends of the bottom plate (2), first bearing seats (301) are mounted on the outer walls of the end plates (300) respectively, screw rods (302) are rotatably arranged on the first bearing seats (301) at the same side, rotating caps (303) are arranged at one ends of the screw rods (302), a pair of guide rails (305) are arranged on the bottom plate (2), movable bases (304) are screwed on the screw rods (302), the lower ends of the movable bases (304) are slidably arranged on the guide rails (305), convex plates (306) are mounted at the upper ends of the movable bases (304), swing arms (307) are hinged at the upper ends of the convex plates (306), vertical holes (308) are formed in the swing arms (307), movable blocks (310) are movably arranged in the vertical holes (308), limiting plates (309) are arranged at two ends of the movable blocks (310), connecting shafts (311) are arranged on two sides of the swing arms (307), rotating plates (312) are rotatably arranged on the connecting shafts (311), swing plates (312) are arranged on the rotating plates (312), and the rotating plates (314) are arranged on the two sides of the swing plates (314), the inner side end of the connecting shaft (311) is arranged on the side plate (313);
when the shell seat (1) is adjusted through the angle adjusting mechanism (3), the screw rod (302) is rotated, so that the movable seat (304) moves along the guide rail (305), the lower end of the swing arm (307) moves through the movement of the movable seat (304), the upper end of the swing arm swings in the opposite direction, the movable block (310) rotates, and the rotating plate (314) and the inclination angle of the shell seat (1) clamped on the rotating plate (314) are adjusted.
6. The CPON device assembling method according to claim 5, wherein the clamping mechanism (4) comprises a pair of rotating end seats (416) installed on the lower wall of the rotating plate (314), the rotating end seats (416) are rotatably provided with clamping screws (414), threads at two ends of the clamping screws (414) are rotated oppositely, outer side ends of the clamping screws (414) are provided with rotating caps (415), two ends of the clamping screws (414) are respectively screwed with a movable lower plate (417), the upper end of the movable lower plate (417) is provided with a pair of penetrating rods (418), two pairs of kidney-shaped holes (315) are formed in the rotating plate (314), the penetrating rods (418) penetrate into the kidney-shaped holes (315), the upper ends of each pair of penetrating rods (418) located on the same side are provided with concave side plates (420), and the concave side plates (420) are located on the upper side of the rotating plate (314);
a pair of rotating shaft seats (413) are arranged on the lower wall of the rotating plate (314), gears (412) are arranged between the rotating shaft seats (413) in a rotating mode, the gears (412) are arranged on the clamping screw rods (414), racks (411) are meshed on the gears (412), through holes (317) are formed in the rotating plate (314), the racks (411) penetrate through the through holes (317), and a placing plate (410) is arranged at the upper ends of the racks (411).
7. The CPON device assembling method according to claim 6, wherein a pair of lower plates (401) are mounted on the placement plate (410), two ends of the lower plates (401) are provided with lower guide plates (400), a plurality of rectangular holes (316) are formed in the rotation plate (314), the lower plates (401) penetrate through the rectangular holes (316), lower end of the lower guide plates (400) is provided with lower baffle plates (402), and the lower baffle plates (402) are located below the rotation plate (314).
8. The CPON device assembling method according to claim 7, wherein a downward extending protrusion plate (409) is provided on the lower plate strip (401), a pair of connecting plates (408) are hinged at the lower end of the downward extending protrusion plate (409), an upward extending protrusion plate (407) is hinged at the other end of the connecting plates (408), a movable lower block (405) is provided at the lower end of the upward extending protrusion plate (407), a middle rod (404) is provided on the movable lower block (405) in a penetrating manner, fixed end plates (403) are provided at both ends of the middle rod (404), the fixed end plates (403) are mounted on the rotating plate (314), a first spring (406) is provided on the middle rod (404) in a sleeved manner, and the first spring (406) is located between the movable lower blocks (405).
9. The CPON device assembling method according to claim 6, wherein a telescopic rod (421) is provided at an upper end of the concave side plate (420), a limit nut (422) is provided at an outer end of the telescopic rod (421), a clamping plate (424) is provided at an inner end of the telescopic rod (421), a second spring (425) is provided at an inner end of the telescopic rod (421), and the second spring (425) is located between the clamping plate (424) and the concave side plate (420).
10. The assembly method of CPON devices according to claim 9, wherein a pair of transverse holes (426) are respectively formed at two ends of the clamping plate (424), guide rods (427) are penetrated in the transverse holes (426), end clamping plates (429) are installed at the inner side ends of each pair of guide rods (427) located at the same end, T-shaped seats (428) are installed at the outer side ends of each pair of guide rods (427) located at the same end, compression rods (430) are arranged at the outer side ends of the T-shaped seats (428), action concave parts (431) are sleeved on the compression rods (430), first holes (433) are formed at the inner side ends of the action concave parts (431), second holes (432) are obliquely arranged at the outer side ends of the first holes (433) and are parallel to the length direction of the action concave parts (431), inner side ends of the second holes (432) are obliquely extended inwards, inner top outer plates (423) are installed at the outer side ends of the action concave parts (431) and are penetrated on the outer side plates (423) of the inner side surfaces of the second outer plates (425).
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| CN202410110785.1A CN117631153B (en) | 2024-01-26 | 2024-01-26 | CPON device and CPON device assembly method |
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| CN202410110785.1A CN117631153B (en) | 2024-01-26 | 2024-01-26 | CPON device and CPON device assembly method |
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| WO2023109210A1 (en) * | 2021-12-17 | 2023-06-22 | 青岛海信宽带多媒体技术有限公司 | Optical module |
| CN217159714U (en) * | 2021-12-27 | 2022-08-09 | 闽都创新实验室 | Optical fiber-to-home mixed transmission light receiving and transmitting device |
| CN217639667U (en) * | 2022-07-28 | 2022-10-21 | 四川宇邑光电科技有限公司 | Four-in-one wavelength division multiplexing optical transmission assembly |
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| CN117631153B (en) | 2024-04-09 |
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