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CN-224222985-U - Continuous feeding monocrystalline silicon edge cladding surface laser ablation device

CN224222985UCN 224222985 UCN224222985 UCN 224222985UCN-224222985-U

Abstract

The utility model discloses a continuous feeding monocrystalline silicon edge leather surface laser ablation device which comprises an outer shell, wherein a first conveying belt is arranged at the feeding end of the outer shell, two groups of second conveying belts are arranged at the discharging end of the outer shell, and the two groups of second conveying belts are respectively arranged on two sides of the first conveying belt. The utility model has the beneficial effects that the first conveyor belt and the two groups of second conveyor belts are matched, so that the first conveyor belt and the second conveyor belts can perform laser ablation on different parts at the bottom of the monocrystalline silicon edge leather in the process of alternately driving the monocrystalline silicon edge leather to move, and simultaneously the second laser generator and the third laser generator are matched to ablate the end face and the upper surface of the monocrystalline silicon edge leather, thereby effectively avoiding the use of clamping to drive the monocrystalline silicon edge leather to perform overturning processing and improving the safety of equipment.

Inventors

  • WANG FEI
  • SU JIANYONG
  • LIU HAOJIE

Assignees

  • 河南旭通智能科技有限公司

Dates

Publication Date
20260512
Application Date
20250605

Claims (6)

  1. 1. The utility model provides a continuous feeding's monocrystalline silicon limit cladding surface laser ablation device, includes shell body (1), wherein the feed end of shell body (1) is provided with first conveyer belt (2), the discharge end of shell body (1) is provided with two sets of second conveyer belts (3), two sets of second conveyer belts (3) set up respectively in the both sides of first conveyer belt (2), and two sets of feed end of second conveyer belt (3) correspond with the discharge end of first conveyer belt (2), monocrystalline silicon limit cladding (10) that the equidistance was arranged have all been placed on first conveyer belt (2) and second conveyer belt (3), the length of monocrystalline silicon limit cladding (10) is greater than the width of first conveyer belt (2), the length of monocrystalline silicon limit cladding (10) is less than the distance between the both sides that two sets of second conveyer belts (3) keep away from each other; Two sets of first laser generator (5) are installed to interior bottom wall of shell body (1), two sets of first laser generator (5) are located the both sides of first conveyer belt (2) respectively, second laser generator (6) corresponding with the both ends of single crystal silicon limit leather material (10) are all installed to two inside walls of shell body (1), install mobilizable third laser generator (7) in shell body (1), third laser generator (7) are located the top of first conveyer belt (2) and second conveyer belt (3), fourth laser generator (8) are installed to the interior bottom wall of shell body (1), fourth laser generator (8) set up between two sets of second conveyer belts (3).
  2. 2. The continuous feeding single crystal silicon edge skin surface laser ablation device according to claim 1, wherein the first conveying belt (2) and the second conveying belt (3) are provided with limiting pieces (4) which are equidistantly arranged, the limiting pieces (4) comprise two groups of clamping blocks (401), and the single crystal silicon edge skin (10) is arranged between the two groups of clamping blocks (401).
  3. 3. The continuous-feeding single-crystal silicon edge cladding surface laser ablation device according to claim 2, wherein the discharge end of the first conveying belt (2) and the feed ends of the two groups of second conveying belts (3) are coaxially arranged, a driving roller (11) is arranged in the outer shell (1), the driving roller (11) is respectively in transmission connection with the discharge end of the first conveying belt (2) and the feed ends of the two groups of second conveying belts (3), and one end of the driving roller (11) extends out of the outer shell (1) and is connected with external power equipment.
  4. 4. The continuous feeding monocrystalline silicon edge skin surface laser ablation apparatus as defined in claim 3, wherein the external power device is a servo motor, and an encoder for measuring a rotation angle of a motor shaft is mounted on the servo motor; The horizontal distance between the third laser generator (7) and the fourth laser generator (8) is equal to the horizontal distance between the first laser generator (5) and the third laser generator (7), the horizontal distance between the first laser generator (5) and the third laser generator (7) is equal to the distance between two groups of adjacent limiting pieces (4), and two groups of second laser generators (6) correspond to two groups of first laser generators (5).
  5. 5. The continuous-feeding monocrystalline silicon edge cladding surface laser ablation device of claim 1, wherein a gas collecting hood (12) is arranged at the upper part of the outer shell (1), a negative pressure fan (13) is arranged at the upper part of the gas collecting hood (12), and a gas outlet end of the negative pressure fan (13) is connected with a gas treatment device.
  6. 6. The continuous feeding monocrystalline silicon edge cladding surface laser ablation device of claim 1, wherein an electric sliding table (9) is arranged in the outer shell (1), and the third laser generator (7) is arranged at the moving end of the electric sliding table (9).

Description

Continuous feeding monocrystalline silicon edge cladding surface laser ablation device Technical Field The utility model relates to the technical field of crystalline silicon solar cell production, in particular to a continuous feeding monocrystalline silicon edge skin material surface laser ablation device. Background A large amount of monocrystalline silicon side materials can be produced after the silicon ingot is subjected to squaring and head and tail removal, and the side materials cannot be directly returned to the furnace due to excessive impurity content, so that dust and mud on the surface of the monocrystalline silicon side materials need to be primarily scrubbed, and then oxide layers on the surface of the monocrystalline silicon side materials are removed, so that the surface of the monocrystalline silicon side materials reach the recyclable standard, and therefore, the recycling of the monocrystalline silicon side materials with different qualities is completed, and the resource waste is avoided. The surface of the monocrystalline silicon side cladding is cleaned generally by acid washing and laser ablation, and because the monocrystalline silicon side cladding is provided with a plurality of end faces to be cleaned, the existing laser ablation devices for the surface of the monocrystalline silicon side cladding mainly enable materials to overturn by means of clamps to perform laser ablation on the plurality of end faces of the monocrystalline silicon side cladding, the operation is inconvenient in the process of clamping the materials by the clamps to overturn, the processing efficiency is low, the monocrystalline silicon side cladding is heavy, the falling risk exists, and certain potential safety hazards exist. Disclosure of utility model The utility model aims to overcome the defects that the existing single crystal silicon edge leather surface laser ablation device mainly uses a clamp to enable materials to overturn and conduct laser ablation on a plurality of end faces of the single crystal silicon edge leather, the operation is inconvenient in the process of clamping the materials to overturn by the clamp, the processing efficiency is low, the single crystal silicon edge leather is heavy, the falling risk exists, and certain potential safety hazards exist, and the continuous feeding single crystal silicon edge leather surface laser ablation device is provided. The utility model aims at realizing the technical scheme that the continuous feeding monocrystalline silicon edge cladding surface laser ablation device comprises an outer shell, wherein a first conveying belt is arranged at the feeding end of the outer shell, two groups of second conveying belts are arranged at the discharging end of the outer shell, the two groups of second conveying belts are respectively arranged at two sides of the first conveying belt, the feeding ends of the two groups of second conveying belts correspond to the discharging ends of the first conveying belt, monocrystalline silicon edge cladding which is arranged at equal intervals is arranged on the first conveying belt and the second conveying belt, the length of the monocrystalline silicon edge cladding is larger than the width of the first conveying belt, and the length of the monocrystalline silicon edge cladding is smaller than the distance between two sides, away from each other, of the two groups of second conveying belts; Two groups of first laser generators are arranged on the inner bottom wall of the outer shell, the two groups of first laser generators are respectively located on two sides of the first conveying belt, second laser generators corresponding to two ends of the monocrystalline silicon side leather are respectively arranged on two inner side walls of the outer shell, a movable third laser generator is arranged in the outer shell and located above the first conveying belt and the second conveying belt, a fourth laser generator is arranged on the inner bottom wall of the outer shell and arranged between the two groups of second conveying belts. The first conveying belt and the two groups of second conveying belts are matched, so that the first conveying belt and the second conveying belt can alternately drive the monocrystalline silicon side cladding to move, the first laser generator and the fourth laser generator can ablate different parts of the bottom of the monocrystalline silicon side cladding, meanwhile, the second laser generator and the third laser generator are matched to ablate the end face and the upper surface of the monocrystalline silicon side cladding, the situation that clamping is used to drive the monocrystalline silicon side cladding to overturn is effectively avoided, the safety of equipment is improved, meanwhile, the monocrystalline silicon side cladding moves on the first conveying belt and the second conveying belt to be matched with the first laser generator, the second laser generator, the third laser generato