CN216179562U - Grinding clamp and grinding device - Google Patents

Abstract

The utility model discloses a grinding clamp and a grinding device, and relates to the technical field of optical fiber tail fiber processing. The grinding clamp provided by the utility model can be used for grinding optical fiber pigtails with various degrees and sizes at the same time, and the grinding efficiency is higher.

Description

Grinding clamp and grinding device

Technical Field

The utility model relates to the technical field of optical fiber pigtail processing, in particular to a grinding clamp and a grinding device.

Background

In the design and production of optical communication devices, it is often necessary to use a fiber pigtail to connect a component to another optical fiber. The optical fiber tail fiber comprises two types, one type is a single-end jumper wire and is formed by connecting a jumper wire joint and a section of optical fiber; the other is a capillary tail fiber which is made by combining a capillary and an optical fiber and is mainly used at the input end of a PLC (programmable logic controller) and a collimator of CWDM (sparse wavelength division multiplexing)/DWDM (dense wavelength division multiplexing).

When the optical fiber pigtail transmits signals between the switching ports, the energy loss of the signals needs to be reduced as much as possible, so that the end face shape of the optical fiber pigtail has high requirements and the end face of the optical fiber pigtail needs to be ground. However, the existing optical fiber pigtail grinding clamp cannot grind optical fiber pigtails with various degrees at the same time, and the grinding efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grinding clamp and a grinding device, which can grind optical fiber pigtails with various degrees and sizes at the same time and have high grinding efficiency.

The embodiment of the utility model is realized by the following steps:

the utility model provides a grinding fixture, it is including grinding the base, a plurality of abrasive bars and tail optical fiber mounting, evenly distributed has a plurality of holding holes that run through two relative lateral walls of abrasive bar on the abrasive bar, still be equipped with a plurality of tail optical fiber fixed orificess that link up respectively with holding hole on the abrasive bar, optic fibre tail optical fiber passes holding hole setting, tail optical fiber mounting stretches into by tail optical fiber fixed orifices and supports with the side of optic fibre tail optical fiber and hold, it has relative first surface and second surface to grind the base, a plurality of abrasive bars are fixed side by side on first surface, still be equipped with the via hole that runs through grinding the base on the first surface, the via hole corresponds the end of waiting to grind in order to expose optic fibre tail optical fiber with holding hole position.

Optionally, as an implementable manner, the grinding fixture further includes a supporting rod, the supporting rod is fixed on the second surface of the grinding base and is perpendicular to the second surface, and the supporting rod is used for hanging the optical fiber pigtail.

Optionally, as an implementable manner, the strut includes a straight rod and a hook disposed at an end of the straight rod, and the optical fiber pigtail is hung on the hook.

Optionally, as an implementable mode, the tail fiber fixing hole is a threaded hole, and the tail fiber fixing piece is a rubber head screw.

Optionally, as an implementable mode, be equipped with the holding tank on grinding the first surface of base, the via hole setting is at the tank bottom of holding tank, and a plurality of abrasive bars parallel arrangement fix the both sides at the via hole in the bottom of holding tank and the both ends of abrasive bar.

Optionally, as an implementable mode, the grinding fixture further comprises a grinding strip fixing bolt, a plurality of first threaded holes are symmetrically formed in two sides of the through hole, through holes are formed in two ends of the grinding strip, and the grinding strip fixing bolt penetrates through the through holes and then is in threaded connection with the first threaded holes.

Optionally, as an implementable mode, the second surface of the grinding base is provided with a second threaded hole, the end of the supporting rod is provided with a thread matched with the second threaded hole, and the end of the supporting rod is screwed into the second threaded hole and then fixed on the grinding base.

Optionally, as an implementable manner, the two supporting rods are symmetrically arranged at two sides of the via hole.

Optionally, as an implementable manner, the cross section of the via hole is rectangular.

A grinding apparatus comprising the grinding jig of any one of the above.

The embodiment of the utility model has the beneficial effects that:

the utility model provides a grinding clamp which comprises a grinding base, a plurality of grinding strips and a tail fiber fixing piece, wherein a plurality of accommodating holes penetrating through two opposite side walls of the grinding strips are uniformly distributed on the grinding strips, a plurality of tail fiber fixing holes respectively penetrating through the accommodating holes are also formed in the grinding strips, an optical fiber tail fiber penetrates through the accommodating holes, the tail fiber fixing piece extends into the tail fiber fixing holes to be abutted against the side surfaces of the optical fiber tail fiber, the grinding base is provided with a first surface and a second surface which are opposite, the grinding strips are fixed on the first surface in parallel, a through hole penetrating through the grinding base is also formed in the first surface, and the through hole corresponds to the accommodating hole in position to expose a to-be-ground end of the optical fiber tail fiber. A plurality of grinding strips can be installed on the grinding base of the grinding clamp at the same time, and each grinding strip can be provided with accommodating holes with different inclination angles and diameters, so that the grinding clamp can grind optical fiber pigtails with various degrees and sizes at the same time, and the grinding efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of a polishing fixture according to an embodiment of the present invention;

FIG. 2 is a schematic view of a polishing strip according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of an abrasive strip provided in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view of a polishing pad shown in a first perspective view according to an embodiment of the present invention;

FIG. 5 is a schematic view of a polishing base according to an embodiment of the present invention in a second perspective;

fig. 6 is a schematic structural diagram of a strut in an abrasive fixture according to an embodiment of the present invention.

Icon: 100-grinding fixture; 110-a grinding base; 111-a first surface; 112-a second surface; 113-a via; 114-a receiving tank; 115-a first threaded hole; 116-a second threaded hole; 120-grinding strip; 121-a containment hole; 122-pigtail fixation holes; 123-through holes; 130-strut; 131-straight rod; 132-hook; 133-threads; 200-fiber pigtail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when the products of the present invention are used, and are only used for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the embodiment provides a polishing fixture 100, which includes a polishing base 110, a plurality of polishing strips 120 and a pigtail fixture, wherein a plurality of accommodating holes 121 penetrating through two opposite sidewalls of the polishing strips 120 are uniformly distributed on the polishing strips 120, a plurality of pigtail fixing holes 122 respectively penetrating through the accommodating holes 121 are further disposed on the polishing strips 120, the optical fiber pigtails 200 are disposed through the accommodating holes 121, the pigtail fixture extends into the side faces of the optical fiber pigtail 200 from the pigtail fixing holes 122 to abut against the side faces of the optical fiber pigtail 200, the polishing base 110 has a first surface 111 and a second surface 112 opposite to each other, the plurality of polishing strips 120 are fixed on the first surface 111 in parallel, a through hole 113 penetrating through the polishing base 110 is further disposed on the first surface 111, and the through hole 113 corresponds to the accommodating hole 121 to expose ends of the optical fiber pigtails 200 to be polished.

The polishing jig 100 includes a polishing base 110, a polishing strip 120, and a pigtail fixture, wherein the optical fiber pigtail 200 to be polished is fixed on the polishing strip 120 by the pigtail fixture, and after the optical fiber pigtail 200 is fixed, the polishing strip 120 is fixed on the polishing base 110 to polish the optical fiber pigtail 200.

Specifically, the polishing strip 120 is a rectangular strip having a first side, a second side, a third side and a fourth side that are sequentially connected end to end, the accommodating hole 121 is disposed through the first side and the third side, and the optical fiber pigtail 200 extends into the accommodating hole 121 from one side and extends out from the other side to expose the end to be polished. The accommodating holes 121 are formed in a plurality of positions and are evenly arranged along the length direction of the grinding strip 120 at intervals in sequence, so that a plurality of optical fiber pigtails 200 can be fixed on one grinding strip 120 at the same time, the grinding efficiency is effectively improved, meanwhile, the side walls of the accommodating holes 121 can limit the side walls of the optical fiber pigtails 200, and the optical fiber pigtails 200 are effectively prevented from shaking. It should be understood that, in the present embodiment, the setting angle of the accommodating hole 121 is not limited, that is, the included angle between the axis of the accommodating hole 121 and the first side surface of the grinding strip 120 may be any angle, and may be determined according to the actual grinding requirement.

In addition, the grinding strip 120 is further provided with a plurality of pigtail fixing holes 122 corresponding to the accommodating holes 121 one by one, that is, each accommodating hole 121 is provided with a pigtail fixing hole 122 communicated with the accommodating hole, so that the pigtail fixing piece can contact the optical fiber pigtail 200 after extending into the accommodating hole 122, and the optical fiber pigtail 200 is fixed by pressing the side surface of the optical fiber pigtail 200, thereby preventing the optical fiber pigtail 200 from falling or loosening in the grinding process and influencing the grinding effect. It should be understood that the number of the accommodating holes 121, the tail fiber fixing holes 122 and the tail fiber fixing members is the same, and one accommodating hole 121, one tail fiber fixing hole 122 and one tail fiber fixing member are cooperatively used for fixing one optical fiber tail fiber 200. Each fiber pigtail 200 is independently fixed and separately adjustable. When the clamping of one optical fiber pigtail 200 goes wrong, only the adjustment is needed, the fixation of other optical fiber pigtails 200 is not interfered, and the method is convenient and fast.

In this embodiment, the installation position and the installation angle of the pigtail fixing hole 122 are not limited as long as the pigtail fixing hole 122 can be communicated with the accommodating hole 121 and fix the optical fiber pigtail 200. Illustratively, the pigtail securing holes 122 extend through the second and fourth sides of the abrasive strip 120, and the axis of the pigtail securing holes 122 is perpendicular to the second side. Therefore, the penetration of the tail fiber fixing hole 122 and the accommodating hole 121 can be ensured, the pressure applied by the tail fiber fixing member to the optical fiber tail fiber 200 is perpendicular to the surface of the optical fiber tail fiber 200, the fixing effect is best, and the optical fiber tail fiber 200 cannot move.

Referring to fig. 4 and 5, the polishing base 110 has a first surface 111 and a second surface 112 opposite to each other, and a via hole 113 penetrating through the first surface 111 and the second surface 112 is formed on the first surface 111, a plurality of polishing strips 120 are fixed on the first surface 111 in parallel and cross over the via hole 113, the via hole 113 exposes a plurality of accommodating holes 121 on the polishing strips 120 at the same time, the end of the optical fiber pigtail 200 to be polished on the polishing strip 120 is located above the first surface 111, and the tail of the optical fiber pigtail passes through the via hole 113 and overhangs below the second surface 112. The polishing base 110 can be simultaneously provided with a plurality of polishing strips 120, and each polishing strip 120 can be provided with accommodating holes 121 with different inclination angles and diameters, so that the polishing fixture 100 can simultaneously polish the optical fiber pigtails 200 with various degrees and sizes, and the polishing efficiency is high.

In summary, the polishing fixture 100 includes a polishing base 110, a plurality of polishing strips 120 and a pigtail fixing member, wherein a plurality of accommodating holes 121 penetrating through two opposite sidewalls of the polishing strips 120 are uniformly distributed on the polishing strips 120, a plurality of pigtail fixing holes 122 respectively penetrating through the accommodating holes 121 are further disposed on the polishing strips 120, the fiber pigtails 200 are disposed through the accommodating holes 121, the pigtail fixing member is extended into the side surface of the fiber pigtail 200 from the pigtail fixing holes 122 to abut against the fiber pigtail fixing hole, the polishing base 110 has a first surface 111 and a second surface 112 opposite to each other, the plurality of polishing strips 120 are fixed on the first surface 111 in parallel, a through hole 113 penetrating through the polishing base 110 is further disposed on the first surface 111, and the through hole 113 corresponds to the accommodating hole 121 to expose the end to be polished of the fiber pigtail 200. The grinding fixture 100 can grind the optical fiber pigtails 200 with various degrees and sizes at the same time, and the grinding efficiency is high.

Optionally, in an implementation manner of the embodiment of the present invention, the tail fiber fixing hole 122 is a threaded hole, and the tail fiber fixing member is a glue head screw.

After the optical fiber pigtail 200 extends into the accommodating hole 121 and the position is determined, the glue head screw is screwed in from the threaded hole, and the tail part abuts against the side surface of the optical fiber pigtail 200 to compress the optical fiber pigtail 200, so that the optical fiber pigtail 200 is fixed. The insulating nature of gluing the head screw is good, and non-conducting and interference killing feature are strong, can not exert an influence to optic fibre pigtail 200 in the grinding process, in addition, compare in metal screw, glue the material of head screw softer, can not harm optic fibre pigtail 200's surface when compressing tightly optic fibre pigtail 200.

Referring to fig. 1 and fig. 4, optionally, in an implementation manner of the embodiment of the utility model, the first surface 111 of the polishing base 110 is provided with a receiving groove 114, the via hole 113 is disposed at a bottom of the receiving groove 114, the plurality of polishing strips 120 are disposed at a bottom of the receiving groove 114 in parallel, and two ends of the polishing strips 120 are fixed at two sides of the via hole 113.

The grinding base 110 is provided with a containing groove 114 for installing the grinding strip 120 so as to conveniently position the grinding strip 120, the third side surface of the grinding strip 120 is attached to the bottom of the containing groove 114, meanwhile, the through hole 113 is also arranged at the bottom of the groove, and after the grinding strip 120 crosses the through hole 113, the two ends of the grinding strip are fixed at the bottom of the groove. Illustratively, the depth of the receiving groove 114 is equal to the thickness of the polishing strip 120, and after the polishing strip 120 is mounted on the polishing base 110, the first side of the polishing strip 120 is flush with the first surface 111 of the polishing base 110, which facilitates polishing. The width of the receiving groove 114 is an integral multiple of the abrasive strip 120 to facilitate the fixed mounting of the abrasive strip 120.

Optionally, in an implementation manner of the embodiment of the present invention, the grinding fixture 100 further includes a grinding strip 120 fixing bolt, a plurality of first threaded holes 115 are symmetrically disposed on two sides of the through hole 113, through holes 123 are disposed at two ends of the grinding strip 120, and the grinding strip 120 fixing bolt penetrates through the through holes 123 and is in threaded connection with the first threaded holes 115.

The first screw holes 115 are formed at the bottom of the receiving groove 114 and are uniformly distributed along the opposite edges of the through hole 113, and accordingly, the end of the grinding strip 120 is provided with through holes 123 capable of being aligned with the first screw holes 115. The grinding strips 120 are fixed side by side in the receiving grooves 114 of the grinding base 110 by the grinding strip 120 fixing bolts. It should be understood that the number of the first threaded holes 115 on both sides of the via hole 113 is equal, the distance between the axes of the two first threaded holes 115 symmetrically disposed on both sides of the via hole 113 is equal to the distance between the axes of the through holes 123 on both ends of the grinding strip 120, and the distance between the axes of the two adjacent first threaded holes 115 disposed on one side of the via hole 113 is equal to the width of the grinding strip 120.

Optionally, in an implementation manner of the embodiment of the present invention, the cross section of the via hole 113 is rectangular.

The grinding strip 120 is rectangular strip, the containing holes 121 are distributed along a straight line, when the grinding strips 120 are fixed on the grinding base 110, the containing holes 121 on the grinding strips 120 are distributed in a rectangular shape, therefore, the through holes 113 are arranged to be the exposing containing holes of the rectangular holes at the maximum, and the size of the through holes 113 can be reduced.

Referring to fig. 5 and 6 in combination, in an alternative manner, in accordance with an embodiment of the present invention, the polishing jig 100 further includes a support rod 130, the support rod 130 is fixed to the second surface 112 of the polishing base 110 and is perpendicular to the second surface 112, and the support rod 130 is used for suspending the fiber pigtail 200.

In order to avoid the shaking of the tail of the optical fiber pigtail 200 during the grinding process, a supporting rod 130 is further disposed on the second surface 112 of the grinding base 110, and the tail of the optical fiber pigtail 200 is hung on the supporting rod 130 and fixed by the supporting rod 130. In addition, the support rod 130 is provided to facilitate the movement of the grinding base 110.

Alternatively, in a manner that can be realized by the embodiment of the present invention, the strut 130 includes a straight rod 131 and a hook 132 disposed at an end of the straight rod 131, and the fiber pigtail 200 is hung on the hook 132.

The rod 130 includes a straight rod 131 and a hook 132 at the end of the straight rod 131, the straight rod 131 is connected to the polishing base 110, and the hook 132 is extended to the tail of the optical fiber pigtail 200, so that the hook 132 can hook the pigtail loop. The length of the straight rod 131 depends on the length of the fiber pigtail 200 protruding from the second surface 112, as long as the hook 132 can reach the pigtail loop.

Alternatively, in a realizable manner of the embodiment of the present invention, the second surface 112 of the grinding base 110 is provided with the second threaded hole 116, the end of the supporting rod 130 is provided with the thread 133 matching with the second threaded hole 116, and the end of the supporting rod 130 is screwed into the second threaded hole 116 and then fixed on the grinding base 110.

The supporting rod 130 is fixed on the second surface 112 of the grinding base 110 by adopting a thread matching mode, and the installation is convenient and quick. In addition, by adjusting the length of the screw 133 at the end of the rod 130 screwed into the second screw hole 116, the length of the rod 130 protruding from the second surface 112 can be adjusted to accommodate different lengths of the fiber pigtails 200.

Optionally, in an implementation manner of the embodiment of the present invention, the number of the supporting rods 130 is two, and the two supporting rods 130 are symmetrically disposed on two sides of the through hole 113.

The supporting rods 130 are symmetrically arranged on two sides of the through hole 113, so that tail fiber rings can be respectively hung on two sides of the optical fiber tail fiber 200, and the grinding base 110 can be conveniently moved.

The embodiment of the utility model also discloses a grinding device which comprises the grinding clamp 100. The grinding apparatus includes the same structure and advantageous effects as the grinding jig 100 in the foregoing embodiment. The structure and advantages of the grinding jig 100 have been described in detail in the foregoing embodiments, and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a grinding fixture, its characterized in that, is including grinding base, a plurality of abrasive strip and tail optical fiber mounting, evenly distributed has a plurality ofly to run through on the abrasive strip the holding hole of two relative lateral walls of abrasive strip, still be equipped with on the abrasive strip a plurality ofly with the tail optical fiber fixed orifices that the holding hole link up respectively, optic fibre tail optical fiber passes the holding hole sets up, the tail optical fiber mounting by tail optical fiber fixed orifices stretch into with the side of optic fibre tail optical fiber supports and holds, the grinding base has relative first surface and second surface, and is a plurality of the abrasive strip is fixed side by side on the first surface, still be equipped with on the first surface and run through the via hole of grinding base, the via hole with holding hole position corresponds in order to expose the end of waiting to grind of optic fibre tail optical fiber.

2. The lapping fixture of claim 1, further comprising a post affixed to and perpendicular to the second surface of the lapping base, the post for suspending the fiber pigtail.

3. The abrasive fixture of claim 2 wherein said post comprises a straight rod and a hook disposed at an end of said straight rod, said fiber pigtail being suspended from said hook.

4. The lapping fixture of claim 1, wherein the pigtail securing holes are threaded holes and the pigtail securing members are lag screws.

5. The grinding jig of claim 1, wherein a receiving groove is provided on the first surface of the grinding base, the via hole is provided at a bottom of the receiving groove, the plurality of grinding bars are provided in parallel at a bottom of the receiving groove, and both ends of the grinding bars are fixed at both sides of the via hole.

6. The grinding fixture according to claim 5, further comprising a grinding strip fixing bolt, wherein a plurality of first threaded holes are symmetrically formed in two sides of the through hole, through holes are formed in two ends of the grinding strip, and the grinding strip fixing bolt penetrates through the through holes and is in threaded connection with the first threaded holes.

7. The grinding fixture of claim 2, wherein the second surface of the grinding base is provided with a second threaded hole, the end of the support rod is provided with a thread matching with the second threaded hole, and the end of the support rod is screwed into the second threaded hole and then fixed on the grinding base.

8. The lapping fixture of claim 2, wherein the number of struts comprises two, the two struts being symmetrically disposed on either side of the via.

9. The lapping fixture of claim 1, wherein the vias are rectangular in cross-section.

10. A grinding apparatus comprising the grinding jig of any one of claims 1 to 9.

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