CN112139982A

CN112139982A - Synchronous optical fiber grinding and fixing clamp

Info

Publication number: CN112139982A
Application number: CN202011087887.4A
Authority: CN
Inventors: 吴何生; 李金玉; 王芳
Original assignee: Hunan Huichi Technology Co ltd
Current assignee: Hunan Huichi Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2020-12-29

Abstract

The invention relates to the technical field of optical fiber processing, and discloses a synchronous optical fiber grinding fixing clamp which comprises a clamp disc, a lower clamping box and an upper clamping box, wherein a clamping groove is formed in the clamp disc, the lower clamping box and the upper clamping box are rotatably installed in the clamping groove, the lower clamping box and the upper clamping box are clamped, the outer wall of the top of the upper clamping box is embedded and connected with a rotating column through a bearing, the bottom end of the rotating column penetrates through the lower clamping box to the outside, an adjusting knob is fixed at one end of the rotating column, which penetrates out of the upper clamping box, through bolts, a plurality of rotating rods are fixed on the outer wall of the rotating column, which is positioned in the upper clamping box, through bolts, and. The arc-shaped structure of the first arc-shaped clamping plate can be attached to the outer wall of the optical fiber more tightly, and the anti-slip groove in the first arc-shaped clamping plate can increase the friction force between the first arc-shaped clamping plate and the outer wall of the optical fiber, so that the optical fiber is not easy to slip in the grinding process, and the fixing stability is improved.

Description

Synchronous optical fiber grinding and fixing clamp

Technical Field

The invention relates to the technical field of optical fiber processing, in particular to a synchronous optical fiber grinding and fixing clamp.

Background

At present, the end face of the optical fiber ferrule is usually processed by a conventional grinding and polishing process, i.e. the end face of the ferrule is pressed on a grinding turntable with grinding sand paper by a fiber grinding fixture, and the end face of the ferrule is ground into a required shape under the action of grinding pressure. In the prior art, a grinding disc is fixed on a clamp, the clamp is fixed on a grinding surface, and the grinding disc rotates in the clamp so as to grind the clamped optical fiber.

Through retrieval, the patent with the granted publication number of CN111673608A discloses a full-synchronization optical fiber grinding and fixing clamp, and the device mainly comprises a rotating ring, three-ring clamping plates, an adjusting rotating shaft and grinding optical fibers, wherein a plurality of three-ring clamping plates are annularly and uniformly arranged in the rotating ring. The above patents suffer from the following disadvantages: the adjusting and fixing clamp is not convenient enough and can not meet the requirements of people.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a synchronous optical fiber grinding and fixing clamp, which mainly solves the problem that the fixing clamp is not convenient to adjust.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a synchronous optical fiber grinding and fixing clamp comprises a clamp disc, a lower clamping box and an upper clamping box, wherein a clamping groove is formed in the clamp disc, the lower clamping box and the upper clamping box are rotatably installed in the clamping groove, the lower clamping box and the upper clamping box are clamped, the outer wall of the top of the upper clamping box is embedded with a rotating column through a bearing, the bottom end of the rotating column penetrates through the lower clamping box to the outside, one end, penetrating out of the upper clamping box, of the rotating column is fixedly provided with an adjusting knob through bolts, the outer wall, located in the upper clamping box, of the rotating column is fixedly provided with a plurality of rotating rods through bolts, the length of each rotating rod is smaller than the inner diameter of the upper clamping box, a plurality of connecting rods are fixedly connected onto the outer wall on one side of each rotating rod, one end of each connecting rod is fixedly provided with a first arc-shaped clamping plate through bolts, the first arc-shaped clamping plates, rotate the bottom interlude of post and get into down in the card box, and rotate one side outer wall that the post is located down in the card box and open and have a plurality of second draw-in grooves, lower embedded a plurality of torque spring that have been connected of card box, a plurality of torque spring are the annular and distribute in the card box down, and torque spring's top all scarf joints there is the minor axis, fixed mounting has the rolling disc on the minor axis, outer wall on one side of the rolling disc is including the pawl, the pawl forms the joint cooperation with the second draw-in groove.

Furthermore, a plurality of splint guide slots have been seted up to anchor clamps dish upper surface, and a plurality of splint guide holes have been seted up to anchor clamps dish one side, and the splint guide hole is located splint guide slot one side.

On the basis of the scheme, a buckle is integrally formed on one side of the lower card box, a first clamping groove is formed on one side of the upper card box, and the first clamping groove is clamped with the buckle.

As a further scheme of the invention, the circumferential outer wall of the adjusting knob is provided with anti-skid lines.

Furthermore, the number of the penetrating pipes is the same as that of the first through holes, and the first through holes are all located right above the penetrating pipes.

On the basis of the scheme, a return spring is embedded at the bottom end of the rotating column, the bottom end of the return spring is connected with a pressing block, a connecting plate is fixedly connected onto the pressing block, and a sliding ring is fixedly connected to one end of the connecting plate.

As a further scheme of the invention, a plurality of top shafts are fixedly connected to the top end of the sliding ring, an inclined plane is formed at the top end of each top shaft, a plurality of second through holes are formed in the outer wall of the bottom of the lower card box, the number of the second through holes is the same as that of the top shafts, the second through holes are located right above the top shafts, and the top shafts penetrate through the second through holes and are in contact with the rotating disc.

Furthermore, the bottom end of the lower card box is fixed with a plurality of guide pipes which are uniformly distributed, and each guide pipe is positioned right below the penetrating pipe.

On the basis of the scheme, a plurality of sliding columns are movably inserted in the guide pipe, one ends of the sliding columns are fixedly connected with second arc-shaped clamping plates through bolts, the outer walls of the sliding columns are sleeved with jacking springs, and two ends of each jacking spring are respectively in contact with the inner wall of the guide pipe and the second arc-shaped clamping plates.

(III) advantageous effects

Compared with the prior art, the invention provides a synchronous optical fiber grinding and fixing clamp which has the following beneficial effects:

1. through the setting to first arc cardboard structure, the arc structure of first arc cardboard can inseparabler laminating optic fibre outer wall, and the anti-skidding groove on the first arc cardboard can increase the frictional force between first arc cardboard and the optic fibre outer wall for optic fibre is difficult for taking place to slide at the grinding in-process, thereby improves fixed stability.

2. The second clamping groove and the pawl form clamping fit, and the second clamping groove can form clamping fit with the pawl, so that the rotating column can only rotate in one direction and cannot rotate, and the fixing capacity of the device for the optical fiber is enhanced again.

3. Through the sliding ring, the setting of apical axis and pawl mounting means, when the device needs take out optic fibre, only need upwards extrude to press the briquetting and can take out optic fibre, press the briquetting to drive the sliding ring rebound, apical axis on the sliding ring passes the second perforation and contacts with the rolling disc, because the rolling disc is fixed with torque spring, so when the inclined plane of apical axis top and rolling disc contact, can be with the rolling disc top, thereby it is ejecting from the current state with the pawl, make the rotation post resume initial state, thereby take out optic fibre, the convenience that the device got and put optic fibre has been improved.

4. Through the setting of stand pipe, slip post, second arc cardboard and jacking spring, under jacking spring's repulsion, a plurality of second arc cardboards will alternate and get into the interior optic fibre of stand pipe and fix once more, have improved the fixed ability of device.

Drawings

Fig. 1 is a schematic perspective view of a synchronous optical fiber polishing fixing clamp according to embodiment 1 of the present invention;

FIG. 2 is a schematic bottom view of a synchronous optical fiber polishing fixture according to embodiment 1 of the present invention;

FIG. 3 is a schematic top cross-sectional view of a synchronous optical fiber polishing fixture according to embodiment 1 of the present invention;

FIG. 4 is a schematic bottom sectional view of an embodiment 1 of a synchronous optical fiber polishing fixture according to the present invention;

FIG. 5 is a schematic diagram of a partial cross-sectional structure of an embodiment 1 of a synchronous optical fiber polishing fixing clamp according to the present invention;

FIG. 6 is a schematic bottom view of a synchronous optical fiber polishing fixture according to embodiment 2 of the present invention;

fig. 7 is an enlarged structural schematic view of a guide tube of the embodiment 2 of the fixing clamp for synchronous optical fiber polishing according to the present invention.

In the figure: 1. a clamp plate; 2. a splint guide groove; 3. a clamp plate guide hole; 4. a card box is arranged; 5. a clamping groove; 6. buckling; 7. mounting a card box; 8. a first card slot; 9. adjusting a knob; 10. a first perforation; 11. rotating the rod; 12. a connecting rod; 13. a first arc-shaped clamping plate; 14. a second card slot; 15. a minor axis; 16. rotating the disc; 17. a pawl; 18. a torsion spring; 19. inserting a tube; 20. a pressing block; 21. a connecting plate; 22. a slip ring; 23. a top shaft; 24. a second perforation; 25. a guide tube; 26. a sliding post; 27. a second arc-shaped clamping plate; 28. a jacking spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, a synchronous optical fiber grinding and fixing clamp comprises a clamp disc 1, a lower card box 4 and an upper card box 7, wherein a clamping groove 5 is formed in the clamp disc 1, the lower card box 4 and the upper card box 7 are rotatably installed in the clamping groove 5, a buckle 6 is integrally formed on one side of the lower card box 4, a first clamping groove 8 is formed on one side of the upper card box 7, the first clamping groove 8 is clamped with the buckle 6, so that the lower card box 4 and the upper card box 7 are clamped, the lower card box 4 and the upper card box 7 are convenient to install and disassemble in a clamping mode, labor is saved in later maintenance, a rotating column is embedded on the outer wall of the top of the upper card box 7 through a bearing, the bottom end of the rotating column penetrates through the lower card box 4 to the outside, an adjusting knob 9 is fixed on one end of the rotating column penetrating through the upper card box 7 through a bolt, a plurality of rotating rods 11 are, the length of the rotating rod 11 is smaller than the inner diameter of the upper clamping box 7, the outer wall of one side of the rotating rod 11 is fixedly connected with a plurality of connecting rods 12, one ends of the connecting rods 12 are all fixedly provided with first arc-shaped clamping plates 13 through bolts, the first arc-shaped clamping plates 13 are provided with anti-skidding grooves, the arc-shaped structures of the first arc-shaped clamping plates 13 can be more tightly attached to the outer wall of the optical fiber, the anti-skidding grooves in the first arc-shaped clamping plates 13 can increase the friction force between the first arc-shaped clamping plates 13 and the outer wall of the optical fiber, so that the optical fiber is not easy to slide;

the upper surface of the upper card box 7 is provided with a plurality of first through holes 10 which are uniformly distributed, a plurality of penetrating pipes 19 are fixed in the lower card box 4, the number of the penetrating pipes 19 is the same as that of the first through holes 10, the first through holes 10 are all positioned right above the penetrating pipes 19, the first through holes 10 and the penetrating pipes 19 are used for penetrating optical fibers, the bottom end of the rotating column penetrates into the lower card box 4, a plurality of second clamping grooves 14 are formed in the outer wall of one side of the rotating column, which is positioned in the lower card box 4, a plurality of torsion springs 18 are embedded in the lower card box 4, the torsion springs 18 are annularly distributed in the lower card box 4, the top ends of the torsion springs 18 are all embedded with short shafts 15, a rotating disc 16 is fixedly arranged on the short shafts 15, a pawl 17 is arranged on the outer wall of one side of the rotating disc 16, the pawl 17 is in clamping fit with the second clamping grooves 14, when a user inserts the optical fibers into the device from the first through holes, adjusting knob 9 begins to rotate, adjusting knob 9 drives and rotates the post rotation, and then make first arc cardboard 13 on the dwang 11 extrude optic fibre, the laminating optic fibre outer wall that first arc cardboard 13's arc structure can be inseparabler, antiskid groove on the first arc cardboard 13 can increase the frictional force between first arc cardboard 13 and the optic fibre outer wall, make optic fibre be difficult for taking place to slide at the grinding in-process, thereby improve fixed stability, and when rotating the post pivoted, second draw-in groove 14 still can form the joint cooperation with pawl 17, make the post of rotating can only unidirectional rotation, can't turn round, thereby make the device strengthen once more to the fixed ability of optic fibre.

The upper surface of a clamp disc 1 is provided with a plurality of clamp plate guide grooves 2, one side of the clamp disc 1 is provided with a plurality of clamp plate guide holes 3, the clamp plate guide holes 3 are positioned at one side of the clamp plate guide grooves 2, the outer wall of the circumference of an adjusting knob 9 is provided with anti-slip grains, the bottom end of a rotating column is embedded with a return spring, the bottom end of the return spring is connected with a pressing block 20, the pressing block 20 is fixedly connected with a connecting plate 21, one end of the connecting plate 21 is fixedly connected with a sliding ring 22, the top end of the sliding ring 22 is fixedly connected with a plurality of top shafts 23, the top end of the top shaft 23 is provided with an inclined plane, the outer wall of the bottom of a lower clamping box 4 is provided with a plurality of second through holes 24, the number of the second through holes 24 is the same as the number of the top shafts 23, the top shafts 23 are positioned right above the top shafts 23, the top shafts 23 penetrate, the top shaft 23 of the sliding ring 22 passes through the second through hole 24 to contact with the rotary disk 16, and since the rotary disk 16 is fixed by the torsion spring 18, when the inclined surface above the top shaft 23 contacts with the rotary disk 16, the rotary disk 16 can be pushed, so that the pawl 17 is pushed out from the current state, and the rotary column is restored to the original state, so that the optical fiber is taken out.

The working principle of the embodiment is as follows: when the device is used, after an optical fiber is inserted into the device from the first through hole 10, the adjusting knob 9 starts to rotate, the adjusting knob 9 drives the rotating column to rotate, so that the first arc-shaped clamping plate 13 on the rotating rod 11 extrudes the optical fiber, the arc-shaped structure of the first arc-shaped clamping plate 13 can be more tightly attached to the outer wall of the optical fiber, the anti-slip groove on the first arc-shaped clamping plate 13 can increase the friction force between the first arc-shaped clamping plate 13 and the outer wall of the optical fiber, so that the optical fiber is not easy to slip in the grinding process, the fixing stability is improved, and when the rotating column rotates, the second clamping groove 14 can form clamping fit with the pawl 17, so that the rotating column can only rotate in a single direction and cannot rotate, so that the fixing capacity of the device on the optical fiber is enhanced again, when the device needs to take out the optical fiber, the pressing block 20 is, the top shaft 23 of the sliding ring 22 passes through the second through hole 24 to contact with the rotary disk 16, and since the rotary disk 16 is fixed by the torsion spring 18, when the inclined surface above the top shaft 23 contacts with the rotary disk 16, the rotary disk 16 can be pushed, so that the pawl 17 is pushed out from the current state, and the rotary column is restored to the original state, so that the optical fiber is taken out.

Example 2

Referring to fig. 6 and 7, a synchronous optic fibre grinds mounting fixture, lower card box 4 bottom mounting has a plurality of evenly distributed's stand pipe 25, every stand pipe 25 all is located and wears intubate 19 under, stand pipe 25 internalization is pegged graft and is had a plurality of slip posts 26, bolt fixedly connected with second arc cardboard 27 is passed through to the one end of slip post 26, and has cup jointed ejecting spring 28 on the slip post 26 outer wall, ejecting spring 28's both ends respectively with stand pipe 25 inner wall and the contact of second arc cardboard 27.

The difference between this embodiment and embodiment 1 is that an auxiliary limiting mechanism is added, and under the repulsive force of the jacking spring 28, the optical fibers inserted into the guide tube 25 are fixed again by the plurality of second arc-shaped clamping plates 27, so that the fixing capability of the device is improved.

The working principle of the embodiment is as follows: when in use, after the optical fiber is inserted into the device from the first through hole 10, one end of the optical fiber to be ground penetrates out of the guide tube 25, at the moment, the adjusting knob 9 drives the first arc-shaped clamping plate 13 on the rotating rod 11 to extrude the optical fiber, the arc-shaped structure of the first arc-shaped clamping plate 13 can be more closely attached to the outer wall of the optical fiber, the anti-skid groove on the first arc-shaped clamping plate 13 can increase the friction force between the first arc-shaped clamping plate 13 and the outer wall of the optical fiber, so that the optical fiber is not easy to slide in the grinding process, the second clamping groove 14 and the pawl 17 form clamping fit, the rotating column can only rotate in one direction and cannot rotate, therefore, the fixing capacity of the device to the optical fiber is enhanced again, and finally, under the repulsive force of the jacking spring 28, the optical fiber penetrating into the guide pipe 25 is fixed again by the second arc-shaped clamping plates 27, so that the clamping capacity of the device is further improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a synchronous optic fibre grinds mounting fixture, includes anchor clamps dish (1), lower card box (4) and goes up card box (7), it has joint groove (5) to open in anchor clamps dish (1), and lower card box (4) and last card box (7) rotate to be installed in joint groove (5), its characterized in that, card box (4) and last card box (7) looks joint down, it has the rotation post through bearing scarf joint to go up card box (7) top outer wall, and the bottom of rotation post passes down card box (4) and comes the outside, and the one end that the rotation post was worn out card box (7) has adjust knob (9) through the bolt fastening, and the rotation post is located and has a plurality of dwang (11) through the bolt fastening on the outer wall in last card box (7), and the length of dwang (11) is less than the internal diameter of going up card box (7), and fixedly connected with a plurality of connecting rods (12) on dwang (11) one side outer wall, and connecting rod (12) one end all has, and anti-skidding groove has been seted up in first arc cardboard (13), go up card box (7) upper surface and set up a plurality of evenly distributed's first perforation (10), card box (4) internal fixation has a plurality of intubate (19) of wearing down, the bottom of rotating the post alternates into down in card box (4), and rotate the post and be located down and open on one side outer wall in card box (4) and have a plurality of second draw-in grooves (14), card box (4) embedded have a plurality of torsion spring (18) down, and a plurality of torsion spring (18) are the annular distribution in card box (4) down, and the top of torsion spring (18) all scarf joint has minor axis (15), fixed mounting has rolling disc (16) on minor axis (15), and outer wall is including pawl (17) in rolling disc (16) one side, pawl (17) and second draw-in groove (14) form the joint cooperation.

2. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: a plurality of splint guide slots (2) have been seted up to anchor clamps dish (1) upper surface, and a plurality of splint guide hole (3) have been seted up to anchor clamps dish (1) one side, and splint guide hole (3) are located splint guide slot (2) one side.

3. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: lower card box (4) one side integrated into one piece has buckle (6), goes up card box (7) one side and has seted up first draw-in groove (8), and first draw-in groove (8) and buckle (6) looks joint.

4. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: the outer wall of the circumference of the adjusting knob (9) is provided with anti-skid grains.

5. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: the number of the penetrating pipes (19) is the same as that of the first through holes (10), and the first through holes (10) are all located right above the penetrating pipes (19).

6. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: the bottom of the rotating column is embedded with a return spring, the bottom end of the return spring is connected with a pressing block (20), the pressing block (20) is fixedly connected with a connecting plate (21), and one end of the connecting plate (21) is fixedly connected with a sliding ring (22).

7. The synchronous optical fiber polishing fixing clamp according to claim 6, wherein: the slip ring (22) top fixedly connected with has a plurality of apical spindles (23), and apical spindle (23) top is opened there is the inclined plane, and lower card box (4) bottom outer wall is opened has a plurality of second and perforates (24), and the quantity of second perforation (24) is the same with the quantity of apical spindle (23), and just second perforation (24) are located apical spindle (23) directly over, and apical spindle (23) pass second perforation (24) and contact with rolling disc (16).

8. The synchronous optical fiber polishing fixing clamp according to claim 1, wherein: the bottom end of the lower card box (4) is fixed with a plurality of guide pipes (25) which are uniformly distributed, and each guide pipe (25) is positioned right below the penetrating cannula (19).

9. The synchronous optical fiber polishing fixing clamp according to claim 8, wherein: the utility model discloses a slide pipe, including stand pipe (25), stand pipe (25) inner activity is pegged graft and is had a plurality of slip posts (26), and the bolt fixedly connected with second arc cardboard (27) is passed through to the one end of slip post (26), and has cup jointed jacking spring (28) on slip post (26) outer wall, and the both ends of jacking spring (28) contact with stand pipe (25) inner wall and second arc cardboard (27) respectively.