CN115716231A

CN115716231A - Full-automatic grinding mechanism for inclined plane of multi-core optical fiber

Info

Publication number: CN115716231A
Application number: CN202211213634.6A
Authority: CN
Inventors: 杨山保; 文兵; 曾小林
Original assignee: Hunan Jiuxin Photoelectric Technology Co ltd
Current assignee: Hunan Jiuxin Photoelectric Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-28

Abstract

The invention discloses a full-automatic grinding mechanism for an inclined plane of a multi-core optical fiber, which comprises a grinding mechanism, a clamping mechanism, an automatic feeding mechanism and a storage mechanism, wherein the clamping mechanism is arranged above the grinding mechanism and moves on the grinding mechanism; save the time of optic fibre transportation on different equipment, realize optic fibre array's automatic clamping and automatic locking simultaneously, improve the clamping efficiency before the grinding like this, the machining efficiency on corresponding whole optic fibre array inclined plane like this.

Description

Full-automatic grinding mechanism for inclined plane of multi-core optical fiber

Technical Field

The invention relates to the field of optical fiber processing equipment, in particular to a full-automatic grinding mechanism for an inclined surface of a multi-core optical fiber.

Background

The optical fiber array is formed after the optical fiber is in butt joint with the silicon substrate, after glue between the optical fiber and the silicon substrate is solidified, the end face of the optical fiber needs to be polished, so that the end face of the silicon substrate forms an inclined plane, the butt joint between subsequent optical fibers is facilitated (the optical fiber also forms an inclined plane, so when the two silicon substrates are in butt joint, the contact area of the two optical fibers is large, the butt joint effect is good), however, the end face of the existing optical fiber array is polished, a plurality of devices are still required to polish a novel smooth inclined plane (namely, the end face of the silicon substrate needs to be roughly, semi-finely and finely ground and polished during polishing of the optical fiber array), meanwhile, a single optical fiber array needs to be clamped on a clamp for polishing, so that the operation of a worker is troublesome, meanwhile, a plurality of optical fiber arrays need to be clamped on one clamp, so that the working strength of the worker is high, and meanwhile, after the clamping is finished, the clamp inclination angle of the clamp also needs to be clamped (polishing device requested by a company, the patent number is 2020204737. X), the device is improved, the working strength of the worker is reduced, and the grinding efficiency is improved.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a full-automatic grinding mechanism for the inclined plane of the multi-core optical fiber, which finishes the grinding process of the optical fiber array on one device, saves the time for transferring the optical fiber on different devices, and simultaneously realizes the automatic clamping and automatic locking of the optical fiber array, thus improving the clamping efficiency before grinding and the corresponding processing efficiency of the inclined plane of the whole optical fiber array.

In order to achieve the prior purpose, the scheme of the invention is as follows: a full-automatic grinding mechanism for an inclined plane of a multi-core optical fiber comprises a grinding mechanism, a clamping mechanism, an automatic feeding mechanism and a storage mechanism, wherein the clamping mechanism is installed above the grinding mechanism and moves on the grinding mechanism; the storage mechanism comprises a storage box body, mounting bars and tail fiber clamping bars, wherein a plurality of mounting holes which are arranged side by side are formed in the mounting bars, a silicon substrate of an optical fiber is inserted into the mounting holes for fixing, a fixing rod which extends backwards is fixed on the mounting bars, the tail fiber clamping bars are arranged at the tail ends of the fixing rods, gaps for clamping the tail fiber are formed in the tail fiber clamping bars, the tail fibers of a plurality of optical fiber arrays are inserted into the tail fiber mounting holes, the mounting bars are arranged in the storage box body side by side up and down, sliding grooves are formed in the inner portions of two sides of the storage box body, and the mounting bars slide up and down in the sliding grooves; a notch is formed in one side, close to the clamping mechanism, of the top of the storage box; an automatic feeding mechanism is arranged at the notch and comprises a conveying channel and a conveying belt, the conveying channel is in butt joint with the notch, the conveying belt is arranged on two sides of the conveying channel and extends into the storage box, and a clamping mechanism is arranged at the tail end of the conveying channel; the clamping mechanism comprises two conveying chains, a bearing plate and a clamping assembly, the two conveying chains are driven by a chain wheel and are arranged in front of and behind the two conveying chains, the bearing plate is arranged on the inner sides of the two conveying chains, the conveying chains are prevented from deforming by the bearing plate, the clamping assembly is arranged between the two conveying chains and comprises a tail abutting plate, a side abutting assembly and a pressing strip, the tail abutting plate is arranged between the two conveying chains, a through hole for the tail fiber clamping strip to pass through is formed in the tail abutting plate, two ends of the tail abutting plate are hinged with two groups of L-shaped pressing strips, each group of pressing strips are arranged oppositely, the side abutting assembly is arranged at two ends of the tail abutting plate and is linked with the pressing strips, limiting rails are arranged at two sides of the conveying chains, abutting of the side abutting assembly is realized by the limiting rails, an angle inclination assembly is arranged in the tail abutting plate and a conveying chain support, and the inclination of the silicon substrate is inclined by the angle inclination assembly; be provided with grinding mechanism in the bottom of clamping mechanism, grinding mechanism falls into three grinding component of group and sets up side by side along the mode that the conveying chain carried, grinding component includes the cylinder, the abrasive belt, layer board and washing subassembly, set up and overlap on the gyro wheel about two gyro wheels on every grinding component of group, be provided with the layer board of lifting to the abrasive belt in the bottom in abrasive belt, be provided with the washing subassembly in one side of abrasive belt, it spouts the subassembly to be provided with the coolant liquid in the other one side in abrasive belt, the mesh in a plurality of abrasive belts reduces gradually, realize the corase grind like this, semi-finish grinding and correct grinding.

Preferably, the number of the limiting rails is two, the two limiting rails are arranged oppositely, inner side surfaces of two ends of each limiting rail are slopes, and a groove body for rolling the roller is arranged on the inner side surface of each limiting rail; the side abutting assembly comprises an abutting rod, a sleeve, a spring and a roller, wherein the sleeve is fixed at two ends of the tail abutting rod, the abutting rod is inserted into the sleeve, the spring is sleeved on the abutting rod, two ends of the spring are respectively fixed on the sleeve and the abutting rod, the roller is arranged at one end of the abutting rod, which is far away from the mounting strip, and the roller is embedded into a groove body of the limiting track; the L-shaped block is fixed on the tail abutting plate in a hinged mode, the tail abutting plate is fixed with a limiting block, the limiting block is provided with a linkage assembly towards one end of the L-shaped block, the linkage assembly is a trapezoidal groove, and a magnet is embedded into the limiting block to attract the L-shaped block.

Preferably, the tail abutting plates are arranged on the two conveying chains in a hinged mode, so that the tail abutting plates can rotate, and return springs are arranged between the conveying chains and the tail abutting plates, so that the conveying chains are parallel to the tail abutting plates; an angle inclination component is arranged between the tail abutting plate and the conveying chain and is used for inclining the mounting bar; the angle slope subassembly includes sloping block and lifter plate, wherein both sides at the tail support tight board back all are provided with the sloping block and are provided with the lifter plate and the polylith lifter plate of polylith oscilaltion side by side along the direction of conveying chain transport in the top of sloping block, be provided with corresponding lifter assembly on every lifter plate, the both ends of every lifter plate are the inclined plane of tilt up, when the lifter plate is pressed on the sloping block, the installation strip takes place to incline and polishes, realize slowly inclining the inclined plane of polishing like this through the lift of lifter plate.

Preferably, the cleaning assembly comprises a negative pressure suction nozzle and a negative pressure pump, the negative pressure suction nozzle is in a long-strip duckbill shape and is connected with the negative pressure pump, the negative pressure suction nozzle is close to the abrasive belt, and the cooling liquid and the powder generated by grinding are sucked away through the negative pressure suction nozzle.

Compared with the prior art, the invention has the advantages that: the time of transferring optical fibers on different devices is saved, the automatic clamping and automatic locking of the optical fiber array are realized, the clamping efficiency before grinding is improved, and the processing efficiency of the whole optical fiber array inclined plane is improved correspondingly.

Drawings

Fig. 1 is a front view of the present invention.

FIG. 2 is a schematic view of a storage mechanism according to the present invention.

Fig. 3 is a schematic view of the automatic feeding mechanism of the present invention.

FIG. 4 is a schematic view of the side clamping mechanism and the L-shaped block of the present invention.

FIG. 5 is a schematic view of a polishing mechanism according to the present invention.

FIG. 6 is a schematic view of the angle-tilt mechanism of the present invention.

Fig. 7 is a schematic view of the mounting bar of the present invention.

The automatic fiber feeding device comprises a grinding mechanism 1, a grinding mechanism 1.1, a grinding assembly 1.2, a roller, a 1.3, a grinding belt, a 1.4, a supporting plate, a 1.5, a cleaning assembly, a 1.6, a negative pressure suction nozzle, a 1.7, a negative pressure pump, a 1.8, a cooling liquid spraying assembly, a 2, a clamping mechanism, a 2.1, a conveying chain, a 2.2, a chain wheel, a 2.3, a bearing plate, a 2.4, a clamping assembly, a 2.5, a tail abutting plate, a 2.6, a side abutting assembly, a 2.7, an abutting rod, a 2.8, a sleeve, a 2.9, a spring, a 2.10, a roller, a 2.11, a linkage assembly, a 2.12, a pressing strip, a 2.13, a limiting rail, a 2.14, an angle inclined assembly, a 2.15, an inclined block, a 2.16, a lifting plate, a 2.17, a lifting assembly, a 3, an automatic feeding mechanism, a conveying channel, a 3.2.2.2, a conveying belt, a 4, a storage mechanism, a box body, a sliding strip, a storage groove, a 4.6, a fixing rod, a mounting groove, a notch, a fiber clamping groove, a mounting groove and a mounting groove.

Detailed Description

The invention will now be further elucidated with reference to the drawing.

As shown in fig. 1-7, a full-automatic grinding mechanism for an inclined plane of a multi-core optical fiber comprises a grinding mechanism 1, a clamping mechanism 2, an automatic feeding mechanism 3 and a storage mechanism 4, wherein the clamping mechanism 2 is installed above the grinding mechanism 1, the clamping mechanism 2 moves on the grinding mechanism 1, the automatic feeding mechanism 3 is arranged on the left side of the clamping mechanism 2, a single-fiber optical fiber array is clamped on the clamping mechanism 2 through the automatic feeding mechanism 3, the storage mechanism 4 for storing the optical fiber is arranged on the left side of the automatic feeding mechanism 3, and the grinding mechanism 1, the clamping mechanism 2, the automatic feeding mechanism 3 and the storage mechanism 4 are all installed on a desktop; the storage mechanism 4 comprises a storage box body 4.1, a mounting bar 4.3 and a tail fiber clamping bar 4.6, wherein a plurality of mounting holes 4.4 which are arranged side by side transversely are formed in the mounting bar 4.3, each mounting hole 4.4 longitudinally penetrates through the mounting bar 4.3, a substrate of an optical fiber array is inserted into the mounting hole 4.4 for mounting, a plurality of optical fiber arrays which are arranged side by side transversely are mounted on one mounting bar 4.3, a silicon substrate of an optical fiber is inserted into the mounting hole 4.4 for mounting (the silicon substrate of the optical fiber array is inserted into the mounting hole 4.4 and clamped tightly), a fixing rod 4.5 which extends backwards is fixed on the mounting bar 4.3 in a welding mode, the tail fiber clamping bar 4.6 is fixed at the tail end of the fixing rod 4.5 in a welding mode, a gap for clamping a tail fiber is formed in the tail fiber clamping bar 4.6, and two layers of sponge are embedded in the gap, tail optical fibers of the optical fiber arrays are embedded between two layers of sponge to be clamped, tail optical fibers of the optical fiber arrays are inserted into tail optical fiber mounting holes 4.4, a plurality of mounting strips 4.3 are arranged in the storage box body 4.1 side by side up and down, sliding grooves 4.2 which are vertically arranged are formed in the front side and the rear side of the storage box body 4.1, two ends of each mounting strip 4.3 are embedded into the sliding grooves 4.2, the mounting strips 4.3 slide up and down in the sliding grooves 4.2, a push plate is embedded into the bottom of the storage box body 4.1, a piston rod of an air cylinder is fixed to the bottom of the push plate in a welding mode, a cylinder body of the air cylinder is fixed to the bottom of the storage box body 4.1, the piston rod of the air cylinder penetrates through the storage box body 4.1 to be fixed with the push plate, and the bottom of the storage box body 4.1 is fixed to a table top through bolts; a notch 4.7 for the mounting strip 4.3 to pass through is formed in the right side of the top of the storage box, which is close to the clamping mechanism 2; an automatic feeding mechanism 3 is fixed at the notch 4.7 through a bolt fastening mode, the automatic feeding mechanism 3 comprises a conveying channel 3.1 and a conveying belt 3.2, the conveying channel 3.1 is in butt joint with the notch 4.7 through a bolt fastening mode, the conveying belt 3.2 is arranged on the front side and the rear side of the conveying channel 3.1, the conveying belt 3.2 extends into the storage box body 4.1 (the pulleys are fixed on the side walls of the conveying channel 3.1 and the front side and the rear side of the storage box body 4.1 through bearings, the heights of the pulleys are consistent, the conveying belt 3.2 is sleeved on the pulley on each side, the pulleys are driven through a motor, so that the conveying belt 3.2 is conveyed, the mounting bar 4.3 is lifted and positioned between the two conveying belts 3.2, the mounting bar 4.3 is moved rightwards through the conveying belt 3.2 and clamped into the clamping mechanism 2), and a clamping mechanism 2 is arranged at the right end of the conveying channel 3.1; the clamping mechanism 2 comprises two conveying chains 2.1, a bearing plate 2.3 and a clamping assembly 2.4, the two conveying chains 2.1 are driven by a chain wheel 2.2, the two conveying chains 2.1 are arranged in front and at the back (the chain wheel 2.2 is fixed on a table top by a bearing seat and the chain wheel 2.2 is driven by a motor, the conveying chains 2.1 are sleeved on the chain wheel 2.2 and are meshed with the chain wheel 2.2), the bearing plate 2.3 is arranged on the inner side of the two conveying chains 2.1 (the bearing plate 2.3 is arranged on the top of the lower chain of each conveying chain 2.1, the conveying chains 2.1 move along the bearing plate 2.3, the conveying chains 2.1 are prevented from being deformed upwards under the stress to affect the polishing of the optical fiber array, the deformation of the conveying chains 2.1 is prevented by the bearing plate 2.3, the clamping assembly 2.4 is arranged between the two conveying chains 2.1, the clamping assembly 2.4 clamps the mounting strips 4 and polishes the inclined surfaces of the optical fiber array, the clamping assembly 2.4 comprises a tail abutting plate 2.5, a side abutting assembly 2.6 and a pressing assembly 2.12, wherein a tail abutting plate 2.5 is arranged between the two conveying chains 2.1 in a hinged manner, a through hole for the tail fiber clamping strip 4.6 to pass through is arranged on the tail abutting plate 2.5, the tail fiber clamping strip 4.6 of the mounting strip 4.3 passes through the through hole, the tail of the mounting strip 4.3 abuts against the tail abutting plate 2.5, two groups of L-shaped pressing strips 2.12 are hinged at the two ends of the tail abutting plate 2.5, each group of the pressing strips 2.12 is arranged oppositely up and down, the clamping of the mounting strip 4.3 is realized by the swinging of the pressing strips 2.12, the side abutting components 2.6 are arranged at the two ends of the tail abutting plate 2.5, the side abutting components 2.6 are linked with the pressing strips 2.12, when the side abutting components 2.6 abut against the two ends of the mounting strip 4.3, the pressing strips 2.12 press the upper and lower sides and the top surfaces of the mounting strip 4.3, thus realizing linkage, and the front and back of the conveying chains 2.1 are provided with limiting rails 13.2 and two sides of the mounting rails 13, the side tight-supporting component 2.6 is tightly supported through the limiting rails 2.13, when the side tight-supporting component 2.6 is located between the limiting rails 2.13, the side tight-supporting component 2.6 tightly supports two ends of the mounting strip 4.3, an angle inclined component 2.14 is arranged between the tail tight-supporting plate 2.5 and the conveying chain 2.1, the inclination of the silicon substrate is inclined through the angle inclined component 2.14, so that the inclination of the optical fiber array is realized, the silicon substrate of the optical fiber array is polished to an inclined plane, and meanwhile, the silicon substrate of the optical fiber array protrudes out of the mounting hole 4.4 to be polished; the bottom of the clamping mechanism 2 is provided with a grinding mechanism 1, the grinding mechanism 1 is divided into three groups of grinding components 1.1, the three groups of grinding components 1.1 are arranged side by side along the conveying direction of a conveying chain 2.1 (the three groups of grinding components 1.1 are arranged side by side from left to right in sequence, and a silicon substrate is subjected to coarse grinding, semi-fine grinding and fine grinding in sequence when passing through the three groups of grinding components 1.1), the grinding components 1.1 comprise rollers 1.2, a grinding belt 1.3, a supporting plate 1.4 and a cleaning component 1.5, two rollers 1.2 on each group of grinding components 1.1 are arranged left and right (each roller is fixed on a desktop through a bearing seat, each roller is driven through a stepping motor, the movement of the grinding belt 1.3 is realized through the rotation of the roller), and the grinding belt 1.3 is sleeved on the rollers, a supporting plate 1.4 for supporting the sanding belt 1.3 is arranged at the bottom of the sanding belt 1.3, the supporting plate 1.4 supports the upper layer of the sanding belt 1.3, therefore, the abrasive belt 1.3 is prevented from deforming downwards during grinding, the grinding quality is kept, the supporting plate 1.4 is fixed on a table top through a support, the front side of the abrasive belt 1.3 is provided with a cleaning component 1.5, but the cleaning component 1.5 is fixed on a baffle (the baffle is fixed on the table top at the front side and the rear side of the abrasive belt 1.3 in a welding way), a cooling liquid spraying component 1.8 is fixed above the rear side of the abrasive belt 1.3 in a welding mode (the cooling liquid spraying component 1.8 is a nozzle which sprays cooling liquid on the abrasive belt 1.3, so that the abrasive belt is convenient to polish and cool), the meshes of the abrasive belts 1.3 are gradually reduced, thus realizing coarse grinding, semi-fine grinding and fine grinding, after the grinding is finished, the mounting strip 4.3 leaves the area between the two limit tracks 2.13, therefore, the mounting strip 4.3 naturally drops from the clamping mechanism 2, and the ground collection can be completed by placing the collection box below.

The two limiting rails 2.13 are arranged oppositely, the inner side surfaces of two ends of each limiting rail 2.13 are slopes (the clamping assembly 2.4 can conveniently enter between the two limiting rails 2.13), and a groove body for rolling the roller 2.10 is formed in the inner side surface of each limiting rail 2.13; the side tight-supporting component 2.6 comprises a tight-supporting rod 2.7, a sleeve 2.8, a spring 2.9 and a roller 2.10, wherein the sleeve 2.8 which is longitudinally arranged is fixed at two ends of the tail tight-supporting plate 2.5 in a welding mode, the tight-supporting rod 2.7 is inserted into the sleeve 2.8, the tight-supporting rod 2.7 slides along the sleeve 2.8, the tight-supporting rod 2.7 is sleeved with the spring 2.9, two ends of the spring 2.9 are respectively fixed on the sleeve 2.8 and the tight-supporting rod 2.7 in a welding mode, the tight-supporting rod 2.7 is pulled outwards through the spring 2.9, so that the mounting bar 4.3 is clamped between the tight-supporting rods 2.7, the spring 2.9 can also return the rotation of the tight-supporting rod 2.7, the roller 2.10 is arranged at one end of the tight-supporting rod 2.7 far away from the mounting bar 4.3, the roller 2.10 is embedded into a groove of the limiting rail 2.13 for roller 2.10 to be moved forwards and backwards, and backwards move the mounting bar 3.3 is limited in the middle of the limiting rail 2.13 when the roller 2.7 is embedded into the mounting bar 2.3; l-shaped piece is fixed on the tail is supported tightly board 2.5 through articulated mode, be fixed with stopper and stopper one end towards L-shaped piece through the welded mode on supporting tight pole 2.7 and be provided with linkage assembly 2.11, linkage assembly 2.11 is trapezoidal channel (interior wide outside narrow), when supporting tight pole 2.7 and moving to the inboard and supporting tightly the both ends of installing strip 4.3, the trapezoidal channel moves to the inboard simultaneously, L-shaped piece swings in opposite directions and is close to, realize the clamping to installing strip 4.3 like this, realize that installing strip 4.3 is clamped on clamping assembly 2.4 like this, the embedding has magnet to attract L-shaped piece in the stopper, when the stopper outwards moves, the trapezoidal channel adsorbs L-shaped piece, L-shaped piece like this the trapezoidal channel slides and outwards expands.

The tail abutting plates 2.5 are arranged on the two conveying chains 2.1 in a hinged mode, so that the tail abutting plates 2.5 can rotate, and return springs 2.9 are arranged between the conveying chains 2.1 and the tail abutting plates 2.5, so that the conveying chains 2.1 are parallel to the tail abutting plates 2.5; an angle inclination component 2.14 is arranged between the tail abutting plate 2.5 and the conveying chain 2.1, and the angle inclination component 2.14 is used for inclining the mounting strip 4.3; the angle inclined assembly 2.14 comprises an inclined block 2.15 and a lifting plate 2.16, wherein the inclined block 2.15 is fixed on two sides of the back surface of the tail tight-supporting plate 2.5 in a welding mode, a plurality of lifting plates 2.16 ascending and descending are arranged above the inclined block 2.15, and the plurality of lifting plates 2.16 are arranged side by side along the conveying direction of the conveying chain 2.1, each lifting plate 2.16 is fixed with a corresponding lifting assembly 2.17 in a welding mode (the lifting assembly 2.17 is a lifting cylinder, the cylinder body of the lifting cylinder is fixed on a table top through a support, the height of the lifting plate 2.16 is adjusted through the lifting cylinder, the lifting cylinder descends gradually, the polishing quantity is ensured not to be too large to damage the precision grinding machine), two ends of each lifting plate 2.16 are inclined planes which incline upwards, the tail tight-supporting plate 2.5 is convenient to move to the lower part of the lifting plate 2.16, when the lifting plate 2.16 presses on the inclined block 2.15, the mounting strips 4.3 incline to polish, the silicon substrate is polished, the rough grinding plate 2.16, the rough grinding slope is slowly descending and the rough grinding slope is slowly, the rough grinding slope of the lifting plate 2.16, the silicon substrate is slowly descending, the rough grinding slope, the rough grinding precision grinding quantity is gradually increased, the semi-grinding precision grinding quantity can be gradually increased, the silicon substrate grinding quantity can be gradually, the silicon substrate grinding quantity can not be gradually increased, the silicon substrate grinding quantity can be gradually increased, the silicon substrate grinding effect gradually, and the silicon substrate grinding effect can be gradually increased gradually, the silicon substrate grinding effect can be gradually increased, the silicon substrate grinding effect of the silicon substrate can be gradually increased, the silicon substrate polishing effect gradually, the silicon substrate grinding machine.

The cleaning assembly 1.5 comprises a negative pressure suction nozzle 1.6 and a negative pressure pump 1.7, the negative pressure suction nozzle 1.6 is in a long-strip duckbill shape, the negative pressure suction nozzle 1.6 is connected with the negative pressure pump 1.7, the negative pressure suction nozzle 1.6 is close to the grinding belt 1.3, and the cooling liquid and the powder generated by grinding are sucked away (the powder is mixed with the cooling liquid) through the negative pressure suction nozzle 1.6.

Claims

1. A full-automatic grinding mechanism for an inclined plane of a multi-core optical fiber comprises a grinding mechanism, a clamping mechanism, an automatic feeding mechanism and a storage mechanism, wherein the clamping mechanism is installed above the grinding mechanism and moves on the grinding mechanism; the fiber optic cable tail fiber storage mechanism is characterized by comprising a storage box body, mounting bars and tail fiber clamping bars, wherein a plurality of mounting holes are formed in the mounting bars in parallel, a silicon substrate of an optical fiber is inserted into the mounting holes to be fixed, a fixing rod extending backwards is fixed on the mounting bars, the tail fiber clamping bars are arranged at the tail ends of the fixing rods, gaps for clamping tail fibers are formed in the tail fiber clamping bars, the tail fibers of a plurality of optical fiber arrays are inserted into the tail fiber mounting holes, the mounting bars are arranged in the storage box body in parallel from top to bottom, sliding grooves are formed in the two sides of the storage box body, and the mounting bars slide up and down in the sliding grooves; a notch is formed in one side, close to the clamping mechanism, of the top of the storage box; an automatic feeding mechanism is arranged at the notch and comprises a conveying channel and a conveying belt, the conveying channel is in butt joint with the notch, the conveying belt is arranged on two sides of the conveying channel and extends into the storage box, and a clamping mechanism is arranged at the tail end of the conveying channel; the clamping mechanism comprises two conveying chains, a bearing plate and a clamping assembly, the two conveying chains are driven by a chain wheel and are arranged in front of and behind the two conveying chains, the bearing plate is arranged on the inner sides of the two conveying chains, the conveying chains are prevented from deforming by the bearing plate, the clamping assembly is arranged between the two conveying chains and comprises a tail abutting plate, a side abutting assembly and a pressing strip, the tail abutting plate is arranged between the two conveying chains, a through hole for the tail fiber clamping strip to pass through is formed in the tail abutting plate, two ends of the tail abutting plate are hinged with two groups of L-shaped pressing strips, each group of pressing strips are arranged oppositely, the side abutting assembly is arranged at two ends of the tail abutting plate and is linked with the pressing strips, limiting rails are arranged at two sides of the conveying chains, abutting of the side abutting assembly is realized by the limiting rails, an angle inclination assembly is arranged in the tail abutting plate and a conveying chain support, and the inclination of the silicon substrate is inclined by the angle inclination assembly; be provided with grinding mechanism in the bottom of clamping machine structure, grinding mechanism falls into three grinding component of group and sets up side by side along the mode that the conveying chain carried, grinding component includes the cylinder, the dull polish area, layer board and washing subassembly, set up and have the dull polish area on the gyro wheel about two gyro wheels on every grinding component of group, bottom in the dull polish area is provided with the layer board of lifting to the dull polish area, one side in the dull polish area is provided with the washing subassembly, it spouts the subassembly to be provided with the coolant liquid in the other side in the dull polish area, the mesh in a plurality of dull polish areas dwindles gradually, realize the corase grind like this, half correct grinding and correct grinding.

2. The full-automatic grinding mechanism for the inclined surface of the multi-core optical fiber as claimed in claim 1, wherein the two limiting rails are oppositely arranged, the inner side surfaces of the two ends of each limiting rail are slopes, and a groove body for rolling the roller is arranged on the inner side surface of each limiting rail; the side abutting assembly comprises an abutting rod, a sleeve, a spring and a roller, wherein the sleeve is fixed at two ends of the tail abutting rod, the abutting rod is inserted into the sleeve, the spring is sleeved on the abutting rod, two ends of the spring are respectively fixed on the sleeve and the abutting rod, the roller is arranged at one end of the abutting rod, which is far away from the mounting strip, and the roller is embedded into a groove body of the limiting track; the L-shaped block is fixed on the tail abutting plate in a hinged mode, the tail abutting plate is fixed with a limiting block, the end, facing the L-shaped block, of the limiting block is provided with a linkage assembly, the linkage assembly is a trapezoidal groove, and a magnet is embedded into the limiting block to attract the L-shaped block.

3. The full-automatic grinding mechanism for the inclined plane of the multi-core optical fiber as claimed in claim 2, wherein the tail abutting plates are mounted on the two conveying chains in a hinged manner, so that the tail abutting plates can rotate, and return springs are arranged between the conveying chains and the tail abutting plates, so that the conveying chains and the tail abutting plates are ensured to be parallel; an angle inclination component is arranged between the tail abutting plate and the conveying chain and is used for inclining the mounting bar; the angle slope subassembly includes sloping block and lifter plate, wherein both sides at the tail support tight board back all are provided with the sloping block and are provided with the lifter plate and the polylith lifter plate of polylith oscilaltion side by side along the direction of conveying chain transport in the top of sloping block, be provided with corresponding lifter assembly on every lifter plate, the both ends of every lifter plate are the inclined plane of tilt up, when the lifter plate is pressed on the sloping block, the installation strip takes place to incline and polishes, realize slowly inclining the inclined plane of polishing like this through the lift of lifter plate.

4. The mechanism of claim 3, wherein the cleaning assembly comprises a negative pressure suction nozzle and a negative pressure pump, the negative pressure suction nozzle is in a shape of a long duckbill, the negative pressure suction nozzle is connected with the negative pressure pump, the negative pressure suction nozzle is close to the sanding belt, and the negative pressure suction nozzle sucks away the coolant and the powder generated by sanding.