CN108942753B

CN108942753B - Metal piece assembling clamp and method for bent optical fiber array

Info

Publication number: CN108942753B
Application number: CN201810652366.5A
Authority: CN
Inventors: 余创; 王倩
Original assignee: Wuhan Yilut Technology Co ltd
Current assignee: Wuhan Yilut Technology Co ltd
Priority date: 2018-06-22
Filing date: 2018-06-22
Publication date: 2020-09-08
Anticipated expiration: 2038-06-22
Also published as: CN108942753A

Abstract

The invention relates to a metal piece assembling clamp for a bent optical fiber array, which comprises a base and a bending assembly, wherein the bending assembly is arranged on the base, the output end of the bending assembly is provided with a pressing tongue matched with a to-be-bent section of a metal piece, and a clamping groove matched with the metal piece is arranged on the base at a position opposite to the pressing tongue. The assembly method comprises the steps of placing the metal piece and the optical fiber array with the glass positioning assembly assembled in a clamping groove; the bending assembly drives the pressing tongue to move, so that the bending section of the metal piece is bent to a certain degree under the action of the pressing tongue, and the assembly of the metal piece and the optical fiber array is completed. The invention has the beneficial effects that: the whole process is simple and easy to control, the effect is good, and the defects that manual operation easily damages optical fibers, the efficiency is low, an operator easily feels uncomfortable and the like during manual assembly can be overcome by adopting the clamp assembly.

Description

Metal piece assembling clamp and method for bent optical fiber array

Technical Field

The invention relates to the technical field of optical communication, in particular to a metal piece assembling clamp and method for a bent optical fiber array.

Background

With the rapid development of communication technology and the rapid increase of practical application, the research of large-capacity optical fiber communication systems has great application value.

The optical fiber array is generally assembled by adopting 4-core, 8-core and 12-core optical fiber ribbons and matching with a substrate made of all quartz and engraved with V-shaped grooves to form an important coupling component for connecting an optical device and optical fibers. The optical fiber array used for the optical splitter generally requires that the optical fiber array is flush with the end face and is horizontally coupled with the optical splitter, and the optical fiber array can be obtained by adopting a common grinding process, but the optical fiber array used for 40G and 100G active device products is mainly used for coupling between a laser, a detector and the like and optical fibers, and most of the optical fiber array is vertically coupled.

At present, a glass positioning assembly and optical fibers of an optical fiber array are fixed by bent metal parts mostly by using an optical fiber array for vertical coupling, the assembly process is completed manually by an operator, and the manual assembly mode has the following problems: 1. the manual operation is easy to damage the optical fiber; 2. the efficiency is low; 3. the operator is likely to feel uncomfortable with pain and the like.

Disclosure of Invention

The technical problem to be solved by the present invention is to provide a fixture and a method for assembling a metal member for a bent optical fiber array, so as to overcome the above-mentioned deficiencies in the prior art.

The technical scheme for solving the technical problems is as follows: the utility model provides a metalwork assembly jig for type of bending fiber array, includes the base and bends the subassembly, bends the subassembly and sets up on the base, is equipped with on the output of the subassembly of bending and treats bending section assorted pressure tongue of metalwork, is equipped with on the base just to the position of pressing the tongue and is equipped with the draw-in groove with metalwork assorted.

The invention has the beneficial effects that: when needs assemble, place the draw-in groove with the metalwork in with the fiber array who assembles glass locating component, then drive the tongue depressor through the subassembly of bending and remove, let the bending section of metalwork accomplish the bending of certain degree under the effect of tongue depressor, thereby accomplish the assembly of metalwork and fiber array, whole process is simple easily controlled, and is respond well, adopt the fixture assembly simultaneously and can also overcome the manual operation that exists when the hand frock is assembled and easily produce the damage to the optical fiber, inefficiency, the operator easily produces uncomfortable defects such as painful.

On the basis of the technical scheme, the invention can be further improved as follows.

Further, the subassembly of bending includes base member and regulating block, is equipped with the spout towards the draw-in groove slope on the base member, and the base member is all run through at the both ends of spout, and the regulating block activity sets up in the spout, and the one end of pressing the tongue is connected with the one end that the regulating block is close to the draw-in groove.

The adoption of the further beneficial effects is as follows: the position of the tongue depressor can be changed only by moving the adjusting block in the sliding groove, so that the optical fiber is bent to a certain degree under the action of the tongue depressor, and the assembly of the metal piece is completed.

Furthermore, the bending assembly further comprises a control block, a stroke groove is formed in the base body and communicated with the sliding groove, one end of the control block is connected with the adjusting block, and the other end of the control block extends out of the stroke groove.

The adoption of the further beneficial effects is as follows: after the control block is additionally arranged, the adjusting block can conveniently move in the sliding groove, and the overtravel of the pressing tongue moving under the action of the adjusting block can be prevented by the stroke groove, so that the metal piece is prevented from being damaged by the pressing tongue.

Furthermore, one end of the pressure tongue, which is far away from the adjusting block, is provided with an inclined surface matched with the section to be bent of the metal piece.

The adoption of the further beneficial effects is as follows: the tongue depressor can be well matched with the arc-shaped bending section, and the bending precision is ensured.

Further, the base includes mounting base, unmovable fixation clamp, movable fixation clamp and elasticity adjusting part, is equipped with the draw-in groove on the mounting base, and the unmovable fixation clamp sets up in the draw-in groove, and the movable fixation clamp passes through the elasticity adjusting part to be fixed in the draw-in groove, and one side that the movable fixation clamp is close to the unmovable fixation clamp is equipped with first draw-in groove, and one side that the unmovable fixation clamp is close to the movable fixation clamp is equipped with the second draw-in groove, and first draw-in groove and second draw-in groove constitute the draw-in groove jointly.

The adoption of the further beneficial effects is as follows: the metal piece that can adapt to certain size deviation is packed into in the draw-in groove.

Further, the elasticity adjusting part includes spring, slide rail and slider, and the bottom at the mounting groove is fixed to the slide rail, and the slider setting is on the slide rail, and movable fixation clamp is connected with the slider, and the one side that immovable fixation clamp was kept away from to the one end of spring and movable fixation clamp is connected, and the other end of spring is connected with the cell wall of mounting groove.

The adoption of the further beneficial effects is as follows: utilize the mating reaction of slide rail and slider for the regulation of movable fixation clamp becomes more convenient, and movable fixation clamp can not appear rocking in the accommodation process moreover, avoids the metalwork skew to appear.

Further, the base also comprises a first rotating base, a second rotating base, a first rotating shaft and a second rotating shaft, the pressing device comprises a first torsion spring, a second torsion spring, a pressing block and a pressing strip, wherein the first rotary base and the second rotary base are respectively arranged on the mounting bases on the left side and the right side of the mounting groove, one side, far away from the first rotary base, of the second rotary base is provided with an assembly groove, the pressing block is arranged in the assembly groove in a rotating mode through a second rotating shaft, the second torsion spring is sleeved on the second rotating shaft, two torsion arms of the second torsion spring respectively abut against the groove wall and the pressing block of the assembly groove, one end of the pressing strip is rotatably connected with the first rotary base through the first rotating shaft, the other end of the pressing strip is movably matched with the pressing block, the first torsion spring is sleeved on the first rotating shaft, the two torsion arms of the first torsion spring respectively abut against the pressing strip and the first rotary base, a base.

The adoption of the further beneficial effects is as follows: the pressing block can better limit the state of the pressing strip by utilizing the torsion of the first torsion spring and the second torsion spring, and meanwhile, the pressing strip can effectively embed the glass assembly of the optical fiber array into the metal piece.

Furthermore, a positioning block is arranged on the second rotary base and close to the mounting groove, and a positioning hole matched with the positioning block is formed in one end, movably matched with the pressing bar, of the pressing bar.

The adoption of the further beneficial effects is as follows: when layering and briquetting active fitting in-process, the locating piece can socket joint go into in the locating hole to prevent that the layering from rocking, make the subassembly of bending like this and can order about the tongue that presses steady removal, easily guarantee the assembly precision of metalwork and fiber array.

A metal part assembling method for a bent optical fiber array comprises the following steps:

s1, placing the metal piece and the optical fiber array with the glass positioning assembly in the clamping groove;

and S2, driving the pressing tongue to move through the bending component, so that the bent section of the metal piece is bent to a certain degree under the action of the pressing tongue, and the assembly of the metal piece and the optical fiber array is completed.

The adoption of the further beneficial effects is as follows: the whole process is simple and easy to control.

Drawings

Fig. 1 is a schematic structural diagram of a metal part assembly fixture for a bent optical fiber array according to the present invention;

FIG. 2 is a schematic structural view of FIG. 1 with the bending assembly and the hold-down bar removed;

FIG. 3 is an enlarged view of a portion of FIG. 1 with the bead removed;

FIG. 4 is a schematic partial structural view of a fixture for assembling a metal member for a bent optical fiber array according to the present invention;

FIG. 5 is a schematic structural view of a bending assembly according to the present invention;

fig. 6 is a schematic structural diagram of the optical fiber array and the metal member after assembly.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the base, 1010, the mounting base, 1011, the draw-in groove, 1012, the mounting groove, 1020, the unmovable fixation clamp, 1021, the second draw-in groove, 1030, the movable fixation clamp, 1031, first draw-in groove, 1040, the elasticity adjusting component, 1041, the slide rail, 1042, the slider, 1050, the first rotating base, 1060, the second rotating base, 1061, the assembly groove, 1062, the locating piece, 1070, the briquetting, 1080, the first rotation axis, 1090, the second rotation axis, 1100, the first torsional spring, 1110, the second torsional spring, 1120, the mount pad, 1130, the layering, 1131, the locating hole, 2, the bending component, 210, the pressure tongue, 220, the base body, 221, the spout, 222, the stroke groove, 230, the adjusting block, 240, the control block, 3, the metalwork.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, a metal piece assembly fixture for a bent optical fiber array includes a base 1 and a bending assembly 2, wherein the bending assembly 2 is disposed on the base 1, a pressing tongue 210 matched with a to-be-bent section of a metal piece 3 is disposed on an output end of the bending assembly 2, a clamping groove 1011 matched with the metal piece 3 is disposed on the base 1 at a position facing the pressing tongue 210, and the metal piece 3 and the optical fiber array assembled with a glass positioning assembly can be placed in the clamping groove 1011.

As shown in fig. 5, the bending assembly 2 includes a base 220 and an adjusting block 230, the base 220 is fixed on the base 1, the base 220 is provided with a sliding slot 221 inclined toward the slot 1011, in the present invention, the slot 1011 provided on the base 1 is arranged along the front-back direction of the base 1, so the slot 1011 provided on the base 220 is also arranged along the front-back direction of the base 1, both ends of the sliding slot 221 penetrate the base 220, that is, both ends of the sliding slot 221 penetrate the front-back wall surface of the base 220, the adjusting block 230 is movably arranged in the sliding slot 221, one end of the pressing tongue 210 is connected with one end of the adjusting block 230 close to the slot 1011, that is, the rear end of the pressing tongue 210 is connected with the front end of the adjusting block 230, and the position of the pressing tongue 210 can be changed by changing the position.

As shown in fig. 5, the bending assembly 2 further includes a control block 240, the base 220 is provided with a stroke slot 222, in the present invention, the stroke slot 222 is provided on the upper end surface of the base 220, the stroke slot 222 is communicated with the sliding slot 221, the lower end of the control block 240 is connected with the adjusting block 230, and the upper end of the control block 240 extends out of the stroke slot 222. The end of the tongue 210 away from the adjusting block 230 is provided with an inclined surface matching with the section to be bent of the metal piece 3.

As shown in fig. 1, 2, 3 and 4, the base 1 includes a mounting base 1010, an immovable clamp 1020, a movable clamp 1030 and an elastic adjusting assembly 1040, wherein the mounting base 1010 is made of non-metal material, such as wood or plastic, so as to reduce the overall weight of the clamp, the mounting base 1010 is provided with a mounting groove 1012, preferably, the front side of the mounting base 1010 is provided with a mounting groove 1012, the mounting groove 1012 penetrates through the upper end surface and the front side surface of the mounting base 1010, the immovable clamp 1020 is arranged in the mounting groove 1012, the movable clamp 1030 is fixed in the mounting groove 1012 through the elastic adjusting assembly 1040, in the present invention, the movable clamp 1030 can move 0-2mm leftwards and rightwards in the mounting groove 1012, one side of the movable clamp 1030 close to the immovable clamp 1020 is provided with a first clamping groove 1031, i.e., the right side of the movable clamp 1030 is provided with a first clamping groove 1031, one side of the immovable clamp 1020 close to the movable clamp 1030 is provided with, that is, the left side of the immovable clamp 1020 is provided with a second card slot 1021, and the first card slot 1031 and the second card slot 1021 together form a card slot 1011.

In an actual design or manufacturing process, the first locking slot 1031 may penetrate only the rear end surface of the movable clamp 1030 and not the front end surface of the movable clamp 1030, and the second locking slot 1021 may penetrate only the rear end surface of the immovable clamp 1020 and not the front end surface of the immovable clamp 1020.

Or, both ends of the first card slot 1031 penetrate through the front and rear end surfaces of the movable fixing clip 1030 and both ends of the second card slot 1021 penetrate through the front and rear end surfaces of the immovable fixing clip 1020, and at this time, both the front end of the first card slot 1031 and the front end of the second card slot 1021 are provided with stoppers for blocking the metal member 3.

As shown in fig. 4, the elastic adjusting assembly 1040 includes a spring, a slide rail 1041 and a slider 1042, the slide rail 1041 is fixed at the bottom of the mounting groove 1012, the slider 1042 is disposed on the slide rail 1041, the movable fixing clip 1030 is connected to the slider 1042, the slider 1042 can drive the movable fixing clip 1030 to move along with the slide rail 1041 during the movement, the movable fixing clip 1030 can approach to and separate from the immovable fixing clip 1020 during the movement along with the slide rail, the movement range of the movable fixing clip 1030 is 0-2mm, one end of the spring is connected to a side of the movable fixing clip 1030 away from the immovable fixing clip 1020, and the other end of the spring is connected to a wall of the mounting groove 1012.

As shown in fig. 1, 2 and 3, the base 1 further includes a first rotating base 1050, a second rotating base 1060, a first rotating shaft 1080, a second rotating shaft 1090, a first torsion spring 1100, a second torsion spring 1110, a pressing block 1070 and a pressing strip 1130, the first rotating base 1050 and the second rotating base 1060 are respectively disposed on the mounting bases 1010 at the left and right sides of the mounting groove 1012, one side of the second rotating base 1060 away from the first rotating base 1050 is provided with a mounting groove 1061, i.e. the left side of the second rotating base 1060 is provided with the mounting groove 1061, the pressing block 1070 is rotatably disposed in the mounting groove 1061 through the second rotating shaft 1090, the second torsion spring 1110 is sleeved on the second rotating shaft 1090, two torsion arms of the second torsion spring 1110 respectively abut against the groove wall of the mounting groove 1061 and the pressing block 1070, so that the second torsion spring 1110 can be driven by its own torsion force to rotate to the right towards the pressing block 1070, and due to the effect of the mounting groove 1061, the pressing block can only be tightly attached to the right wall, the right end of the pressing bar 1130 is rotatably connected with the first rotating base 1050 through the first rotating shaft 1080, the left end of the pressing bar 1130 is movably matched with the pressing block 1070, the first torsion spring 1100 is sleeved on the first rotating shaft 1080, two torsion arms of the first torsion spring 1100 respectively abut against the pressing bar 1130 and the first rotating base 1050, when the pressing block 1070 is tightly attached to the right wall surface of the assembling groove 1061 under the action of the first torsion spring 1100, the pressing block 1070 can press the left end of the pressing bar 1130, the base 220 is connected with the pressing bar 1130, and the pressing tongue 210 is located below the pressing bar 1130.

As shown in fig. 4, the base 1 may further include a mounting seat 1120, the mounting seat 1120 is disposed in the mounting groove 1012, two ends of the mounting seat 1120 are respectively directed to the first rotating base 1050 and the second rotating base 1060, the elastic adjustment assembly 1040 is disposed on the mounting seat 1120, and the immovable fixing clip 1020 is fixed on the mounting seat 1120.

A positioning block 1062 is arranged on the second rotary base 1060 near the installation groove 1012, a positioning hole 1131 matched with the positioning block 1062 is arranged at one end of the pressing strip 1130 movably matched with the pressing block 1070, the width of the part, which can be inserted into the positioning hole 1131, of the positioning block 1062 is equal to the width of the positioning hole 1131, and when the pressing strip 1130 is movably matched with the pressing block 1070, the positioning block 1062 can be inserted into the positioning hole 1131, so that the pressing strip 1130 is prevented from swinging back and forth, the bending component 2 can drive the pressing tongue 210 to move stably, and the assembly precision of the metal piece 3 and the optical fiber array is easy to ensure.

s1, firstly separating the pressing strip 1130 from the pressing block 1070, lifting the pressing strip 1130 to enable the pressing strip 1130 to be upwards bounced under the action of the first torsion spring 1100, then placing the optical fiber array assembled with the glass positioning component into the metal piece 3, then pulling the movable fixing clamp 1030 towards the direction far away from the immovable fixing clamp 1020, finally placing the metal piece 3 and the optical fiber array assembled with the glass positioning component into a second clamping groove 1021 on the immovable fixing clamp 1020, loosening the movable fixing clamp 1030, clamping the metal piece 3 together by the movable fixing clamp 1030 and the immovable fixing clamp 1020, wherein the left side and the right side of the metal piece 3 are respectively contacted with the groove wall of the first clamping groove 1031 and the groove wall of the second clamping groove 1021;

s2, pressing the pressing strip 1130, then pressing the pressing block 1070 to the left end of the pressing strip 1130, and controlling the adjusting block 230 to move in the sliding groove 221 through the control block 240 in the state that the pressing strip 1130 is kept pressed continuously, so as to drive the pressing tongue 210 to move, so that the bending section of the metal piece 3 is bent to a certain degree under the action of the pressing tongue 210, and the assembly of the metal piece 3 and the optical fiber array is completed.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The metal piece assembling clamp for the bent optical fiber array is characterized by comprising a base (1) and a bending assembly (2), wherein the bending assembly (2) is arranged on the base (1), a pressing tongue (210) matched with a to-be-bent section of a metal piece (3) is arranged at the output end of the bending assembly (2), and a clamping groove (1011) matched with the metal piece (3) is formed in the position, right opposite to the pressing tongue (210), on the base (1); the bending assembly (2) comprises a base body (220) and an adjusting block (230), a sliding groove (221) which inclines towards a clamping groove (1011) is formed in the base body (220), two ends of the sliding groove (221) penetrate through the base body (220), the adjusting block (230) is movably arranged in the sliding groove (221), and one end of the pressing tongue (210) is connected with one end, close to the clamping groove (1011), of the adjusting block (230);

base (1) is including mounting base (1010), unmovable fixation clamp (1020), movable fixation clamp (1030) and elasticity adjusting part (1040), be equipped with mounting groove (1012) on mounting base (1010), unmovable fixation clamp (1020) set up in mounting groove (1012), movable fixation clamp (1030) are fixed through elasticity adjusting part (1040) in mounting groove (1012), one side that movable fixation clamp (1030) are close to unmovable fixation clamp (1020) is equipped with first sub-draw-in groove (1031), one side that unmovable fixation clamp (1020) are close to movable fixation clamp (1030) is equipped with second sub-draw-in groove (1021), first sub-draw-in groove (1031) with second sub-draw-in groove (1021) constitute jointly draw-in groove (1011).

2. The assembling jig for metal parts used for the bending type optical fiber array according to claim 1, wherein the bending assembly (2) further comprises a control block (240), a stroke groove (222) is formed in the base body (220), the stroke groove (222) is communicated with the sliding groove (221), one end of the control block (240) is connected with the adjusting block (230), and the other end of the control block (240) extends out of the stroke groove (222).

3. The metal piece assembling clamp for the bent optical fiber array according to claim 1, wherein an end of the pressing tongue (210) far away from the adjusting block (230) is provided with an inclined surface matched with a to-be-bent section of the metal piece (3).

4. The metal piece assembling clamp for the bent optical fiber array according to claim 1, wherein the elastic adjusting assembly (1040) comprises a spring, a sliding rail (1041) and a sliding block (1042), the sliding rail (1041) is fixed at the bottom of the mounting groove (1012), the sliding block (1042) is arranged on the sliding rail (1041), the movable fixing clamp (1030) is connected with the sliding block (1042), one end of the spring is connected with one side of the movable fixing clamp (1030) away from the immovable fixing clamp (1020), and the other end of the spring is connected with the wall of the mounting groove (1012).

5. The metal piece assembling clamp for the bent optical fiber array according to claim 4, wherein the base (1) further comprises a first rotating base (1050), a second rotating base (1060), a first rotating shaft (1080), a second rotating shaft (1090), a first torsion spring (1100), a second torsion spring (1110), a pressing block (1070) and a pressing strip (1130), the first rotating base (1050) and the second rotating base (1060) are respectively disposed on the mounting bases (1010) at the left side and the right side of the mounting groove (1012), an assembling groove (1061) is disposed on one side of the second rotating base (1060) far away from the first rotating base (1050), the pressing block (1070) is rotatably disposed in the assembling groove (1061) through the second rotating shaft (1090), the second torsion spring (1110) is sleeved on the second rotating shaft (1090), two torsion arms of the second torsion spring (1110) respectively abut against groove walls of the assembling groove (1061) and the pressing block (1070), and the pressing strip (1130) ) One end of the pressing strip (1130) is rotatably connected with the first rotating base (1050) through a first rotating shaft (1080), the other end of the pressing strip (1130) is movably matched with the pressing block (1070), the first torsion spring (1100) is sleeved on the first rotating shaft (1080), two torsion arms of the first torsion spring (1100) respectively abut against the pressing strip (1130) and the first rotating base (1050), the base body (220) is connected with the pressing strip (1130), and the pressing tongue (210) is located below the pressing strip (1130).

6. The fixture for assembling metal parts for the bent optical fiber array according to claim 5, wherein a positioning block (1062) is disposed on the second rotary base (1060) near the mounting groove (1012), and a positioning hole (1131) matched with the positioning block (1062) is disposed at one end of the pressing strip (1130) movably engaged with the pressing block (1070).

7. A metal part assembling method of the metal part assembling clamp for the bent optical fiber array according to any one of claims 1 to 6, comprising the following steps:

s1, placing the metal piece (3) and the optical fiber array assembled with the glass positioning component into a clamping groove (1011);

and S2, driving the pressing tongue (210) to move through the bending component (2), so that the bent section of the metal piece (3) is bent to a certain degree under the action of the pressing tongue (210), and the assembly of the metal piece (3) and the optical fiber array is completed.