CN209280991U - Optical fiber splicer focus adjusting mechanism - Google Patents
Optical fiber splicer focus adjusting mechanism Download PDFInfo
- Publication number
- CN209280991U CN209280991U CN201822105357.2U CN201822105357U CN209280991U CN 209280991 U CN209280991 U CN 209280991U CN 201822105357 U CN201822105357 U CN 201822105357U CN 209280991 U CN209280991 U CN 209280991U
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- China
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- mandril
- lens assembly
- optical fiber
- connecting plate
- eccentric wheel
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Abstract
The utility model gives a kind of optical fiber splicer focus adjusting mechanism；Including connecting plate, mandril bracket, guidance set and driving assembly；The lens assembly of optical fiber splicer is connected by the ship shape mounting rack of connecting plate and optical fiber splicer, and connecting plate is fixedly connected with ship shape mounting rack；It is connected between lens assembly and connecting plate by several guidance sets, the bottom plate of lens assembly is provided with several pilot holes, the guiding axis of guidance set is fixedly connected with connecting plate, through the correspondence pilot hole of the bottom plate of lens assembly, reset spring both ends are born against on the bottom plate of connecting plate and lens assembly guiding axis；Mandril bracket is fixedly connected with the bottom plate of lens assembly, and the motor of driving assembly is fixed in mandril stent outer, and eccentric wheel is mounted on the output shaft of motor, and the side wall of eccentric wheel is resisted against on mandril bracket.By respectively increasing by one group of driving assembly on lens assembly both sides, is rotated by the motor band movable eccentric wheel of driving assembly, realize the reciprocating movement of lens assembly, realize fiber identification.
Description
Technical field
The utility model relates to a kind of optical fiber splicer focus adjusting mechanisms.
Background technique
Optical fiber splicer is used for a variety of optical fiber of welding, and in weld job, different types of optical fiber generally requires setting not
Same splicing parameter, the fiber identification method based on image are typically all to pass through the Optical devices such as focusing to make optical fiber image
Variation, and these variations of comparison are analyzed to determine the type of optical fiber.(i.e. observed object is relatively moved between optical fiber and object lens
Defocus, zooming procedure), G.652 and G.653 and G.655 such as for optical fiber, the difference of fibre core is very little,
Only be difficult to identify completely with a frame image, can only before weld job the corresponding optical fiber program of preset in advance, but above-mentioned side
Method needs to preset by hand, and heat sealing machine cannot independently distinguish optical fiber type, tie down the efficiency of welding, promotes manufacturing cost.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of optical fiber that is structurally reasonable, can driving camera lens defocus
Heat sealing machine focus adjusting mechanism.
In order to solve the above technical problems, the utility model provides a kind of optical fiber splicer focus adjusting mechanism；
Including connecting plate, mandril bracket, guidance set and driving assembly；
The lens assembly of optical fiber splicer is connected by the ship shape mounting rack of connecting plate and optical fiber splicer, connecting plate and ship
Shape mounting rack is fixedly connected, and the camera lens of lens assembly is through the ship shape mounting rack of connecting plate and optical fiber splicer and alignment aligning
Frame；
It is connected between lens assembly and connecting plate by several guidance sets, the bottom plate of lens assembly corresponds to several guiding groups
Part is provided with several pilot holes, and the guidance set includes reset spring and guiding axis, and guiding axis one end is fixedly connected with connecting plate,
Guiding axis runs through the correspondence pilot hole of the bottom plate of lens assembly, and the guiding axis other end is extended with the evagination with the cooperation of bottom plate pilot hole
Ring, the axis direction of guiding axis and the axis direction of camera lens are consistent, and reset spring is sleeved on guiding axis, and reset spring one end is supported
It leans against on connecting plate, the reset spring other end is resisted against on the bottom plate of lens assembly；
Mandril bracket is fixedly connected with the bottom plate of lens assembly, and driving assembly includes motor and eccentric wheel, and motor is fixed on
In mandril stent outer, eccentric wheel is mounted on the output shaft of motor, and the side wall of eccentric wheel is resisted against on mandril bracket.
With such a structure, on the basis of original optical fiber splicer, by respectively increasing by one on lens assembly both sides
Group driving assembly is rotated by the motor of driving assembly band movable eccentric wheel, realize lens assembly along its axial reciprocating movement, from
And change object lens to the distance of optical fiber, realize fiber identification.
In addition, the baseplate underside of lens assembly it is fixed be lens assembly circuit board, mandril bracket and lens assembly
Bottom plate is fixed, and circuit board is disposed there between, and plays the role of protection circuit plate.
For the clearer technology contents for understanding the utility model, this optical fiber splicer focus adjusting mechanism is referred to as below
This focus adjusting mechanism.
The driving assembly of this focus adjusting mechanism further includes support frame, and motor is fixed by support frame and connecting plate, opposite mandril
Carriage motor is in far from one side position of lens assembly；With such a structure, support frame can be convenient motor and connecting plate
It is fixed, keep the ship shape of motor and heat sealing machine installation rack position relatively fixed.
The mandril bracket of this focus adjusting mechanism is equipped with mandril, and mandril one end is fixedly connected with mandril bracket, the mandril other end
It is resisted against on the eccentric wheel side wall of driving assembly, the axial direction of mandril and the axial direction of camera lens are consistent；Using such knot
After structure, mandril replaces mandril bracket to contact with eccentric wheel, and the position of all parts is facilitated to install.
The driving assembly of this focus adjusting mechanism further includes cover, and cover is fixedly connected with motor, and eccentric wheel is in the sky of cover
Intracavitary, faceshield side wall is provided with through-hole, and mandril runs through the through-hole of cover and is resisted against on the side wall of eccentric wheel；Using such structure
Afterwards, cover can interfere to avoid eccentric wheel and other equipment, influence the stability of lens assembly when focusing.
Detailed description of the invention
Fig. 1 is one of the usage state diagram of this focus adjusting mechanism embodiment.
Fig. 2 is the two of the usage state diagram of this focus adjusting mechanism embodiment.
Fig. 3 is Fig. 2 along sectional view along A-A.
Fig. 4 is the perspective view of Fig. 2.
Specific embodiment
(cover of ship shape mounting rack and driving assembly is omitted in Fig. 2 to 4) as shown in Figures 1 to 4.
This focus adjusting mechanism includes connecting plate 1, mandril bracket 31, guidance set and driving assembly.
The generally one piece of rectangular metallic plate of connecting plate 1 is equipped with the lens assembly 5 for optical fiber splicer in the middle part of connecting plate 1
The notch (not shown) passed through, connecting plate 1 are fixed by the ship shape mounting rack 6 of bolt and optical fiber splicer.
The camera lens 51 of the lens assembly 5 of optical fiber splicer is through the ship shape mounting rack 6 of connecting plate 1 and optical fiber splicer and right
Quasi- aligning frame, the bottom plate 52 of lens assembly 5 are opened there are two pilot hole 53, pass through two groups of guiding between lens assembly 5 and connecting plate 1
Component connection, guidance set includes reset spring 22 and guiding axis 21, and guiding axis 21 is bolt shape, 21 one end of guiding axis with connect
Plate 1 is screwed, correspondence pilot hole 53 of the guiding axis 21 through the bottom plate 52 of lens assembly 5, the head of 21 other end of guiding axis
Have and the cooperation of 52 pilot hole 53 of bottom plate (since guiding axis 21 is bolt shape, the head of guiding axis 21 is equivalent to outer bulge loop), guiding
The head outer diameter of axis 21 is greater than the aperture of pilot hole 53, and the axis direction of guiding axis 21 is consistent with the axis direction of camera lens 51, multiple
Position spring 22 be sleeved on 21 outer wall of guiding axis, 22 one end of reset spring is resisted against on connecting plate 1,22 other end of reset spring against
On the bottom plate 52 of lens assembly 5.
Mandril bracket 31 and the bottom plate 52 of lens assembly 5 are bolted to connection, and the circuit board 54 of lens assembly 5 is in
Between mandril bracket 31 and bottom plate 52, also there is gap between mandril bracket 31 and circuit board 54, play protection circuit plate 54
Effect, mandril bracket 31 are additionally provided with mandril 32, and the through-hole cooperated with mandril 32,32 one end of mandril and top are provided on mandril bracket 31
It is interference fitted and fixes between the through-hole of bar bracket 31,32 other end of mandril is stretched out to far from 5 side of lens assembly, the axis of mandril 32
It is consistent with the axial direction of camera lens 51 to direction.
Driving assembly includes motor 42, support frame 41, cover 44 and eccentric wheel 43, and 41 one end of support frame and connecting plate 1 are logical
It crosses bolt to fix, motor 42 is bolted on 41 other end of support frame, and opposite 31 motor 42 of mandril bracket is in far from mirror
5 one side position of head assembly, eccentric wheel 43 are mounted on the output shaft of motor 42, the radial direction of eccentric wheel 43 and the axis of mandril 32
Consistent to direction, cover 44 is bolted with 42 side wall of motor, and eccentric wheel 43 is in the cavity of cover 44,44 side of cover
Wall is provided with through-hole, and mandril 32 runs through the through-hole of cover 44 and is resisted against on the side wall of eccentric wheel 43.
In use, the motor 42 of starting driving assembly, motor 42 is rotated after being powered with eccentric wheel 43, and eccentric wheel 43 pushes
Mandril 32 reciprocatingly moves, and mandril 32 and mandril bracket 31 are fixed, and mandril bracket 31 drives lens assembly 5 along 21 direction of guiding axis
It moves back and forth, when moving, defocus occurs for lens assembly 5, and the record of camera lens 51 is placed on aligning frame during defocus
The picture signal of each position of optical fiber, for integrating assistant analysis, the optical fiber image signal of acquisition compared with several thresholds, according to
Comparison result, having acquired optical fiber image signal extraction and having compared with threshold is completed by software, the optical fiber image signal of acquisition
Corresponding with any threshold, then being considered as this optical fiber as Known Species optical fiber corresponding with above-mentioned threshold is one species optical fiber.
Above-described is only a kind of embodiment of the utility model, it is noted that for the ordinary skill of this field
For personnel, without departing from the principle of this utility model, several variations and modifications can also be made, these also should be regarded as
Belong to the protection scope of the utility model.
Claims (4)
1. a kind of optical fiber splicer focus adjusting mechanism, it is characterized in that:
Including connecting plate, mandril bracket, guidance set and driving assembly；
The lens assembly of optical fiber splicer is connected by the ship shape mounting rack of connecting plate and optical fiber splicer, and connecting plate and ship shape are pacified
It shelves and is fixedly connected, the camera lens of lens assembly is through the ship shape mounting rack of connecting plate and optical fiber splicer and alignment aligning frame；
It is connected between lens assembly and connecting plate by several guidance sets, the bottom plate of lens assembly corresponds to several guidance sets and opens
There are several pilot holes, the guidance set includes reset spring and guiding axis, and guiding axis one end is fixedly connected with connecting plate, guiding
Axis runs through the correspondence pilot hole of the bottom plate of lens assembly, and the guiding axis other end is extended with the outer bulge loop with the cooperation of bottom plate pilot hole,
The axis direction of guiding axis and the axis direction of camera lens are consistent, and reset spring is sleeved on guiding axis, reset spring one end against
On connecting plate, the reset spring other end is resisted against on the bottom plate of lens assembly；
Mandril bracket is fixedly connected with the bottom plate of lens assembly, and driving assembly includes motor and eccentric wheel, and motor, which is fixed on, to be pushed up
Bar stent outer, eccentric wheel are mounted on the output shaft of motor, and the side wall of eccentric wheel is resisted against on mandril bracket.
2. optical fiber splicer focus adjusting mechanism according to claim 1, it is characterized in that:
The driving assembly further includes support frame, and motor is fixed by support frame and connecting plate, at opposite mandril carriage motor
In far from one side position of lens assembly.
3. optical fiber splicer focus adjusting mechanism according to claim 1, it is characterized in that:
Mandril bracket is equipped with mandril, and mandril one end is fixedly connected with mandril bracket, and the mandril other end is resisted against driving assembly
On eccentric wheel side wall, the axial direction of mandril and the axial direction of camera lens are consistent.
4. optical fiber splicer focus adjusting mechanism according to claim 3, it is characterized in that:
Driving assembly further includes cover, and cover is fixedly connected with motor, and eccentric wheel is in the cavity of cover, and faceshield side wall is provided with
Through-hole, mandril run through the through-hole of cover and are resisted against on the side wall of eccentric wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822105357.2U CN209280991U (en) | 2018-12-14 | 2018-12-14 | Optical fiber splicer focus adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822105357.2U CN209280991U (en) | 2018-12-14 | 2018-12-14 | Optical fiber splicer focus adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280991U true CN209280991U (en) | 2019-08-20 |
Family
ID=67611328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822105357.2U Active CN209280991U (en) | 2018-12-14 | 2018-12-14 | Optical fiber splicer focus adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209280991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109445030A (en) * | 2018-12-14 | 2019-03-08 | 南京吉隆光纤通信股份有限公司 | Optical fiber splicer focus adjusting mechanism |
-
2018
- 2018-12-14 CN CN201822105357.2U patent/CN209280991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109445030A (en) * | 2018-12-14 | 2019-03-08 | 南京吉隆光纤通信股份有限公司 | Optical fiber splicer focus adjusting mechanism |
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