CN-120357849-B - Solar cell testing equipment

CN120357849BCN 120357849 BCN120357849 BCN 120357849BCN-120357849-B

Abstract

The embodiment of the invention provides solar cell testing equipment, and relates to the field of photovoltaic equipment detection. The device comprises a base, a correction mechanism, a support, a screw rod, a first motor, a conveying mechanism, an inspection platform and a detector, wherein the support is arranged on the upper surface of the base, the screw rod is rotatably arranged in the support, the first motor is arranged on the support, the output end of the first motor is connected with one end of the screw rod, and the conveying mechanism is arranged on the screw rod. The invention can accurately judge whether the position is accurate or not, automatically calibrate the angle of the battery plate, automatically adjust the position of the vacuum chuck, ensure uniform and stable stress during the process of sucking and transferring the battery plate, automatically adjust the process without manual work, and avoid the detector from shielding the path of the driving seat, automatically reset the detector after the driving seat is reset, and realize accurate control by using a mechanical structure without influencing the detection.

Inventors

GUO RUIHAN
SUN XU
LIU ZIYE
You Zhuoyang
QU FANG
Guo Ruiai

Assignees

郭瑞涵
中北工程项目管理(呼伦贝尔)有限公司

Dates

Publication Date: 20260505
Application Date: 20250418

Claims (5)

1. The solar cell testing equipment is characterized by comprising a base (1), a correction mechanism (2), a bracket (3), a screw rod (4), a first motor (5), a conveying mechanism (7), an inspection platform (8) and a detector (11); The device comprises a base (1), a support (3), a screw rod (4), a first motor (5), a conveying mechanism (7), a detector (11) and a detection platform (8), wherein the support (3) is arranged on the upper surface of the base (1), the screw rod (4) is rotatably arranged in the support (3), the output end of the first motor (5) is connected with one end of the screw rod (4), the conveying mechanism (7) is arranged on the screw rod (4), the screw rod (4) can be driven to move along the axial direction of the screw rod (4) by rotating, the detection platform (8) is arranged on the base (1), and the detector (11) is arranged on the base (1); the base (1) is also provided with a linkage assembly, and the linkage assembly can drive the detector (11) to synchronously move when the conveying mechanism (7) moves; The linkage assembly comprises a slideway (9), a sliding frame (10), a driving frame (12), a guide groove (13), a connecting plate (14) and a push rod (15); The two slide ways (9) are respectively arranged on the lower surface of the base (1), the sliding frame (10) is arranged in the slide ways (9) in a sliding way, the driving frame (12) is arranged at the top end of the sliding frame (10), the sliding frame (10) is connected with the detector (11), the guide groove (13) is formed in the driving frame (12), the connecting plate (14) is arranged on the conveying mechanism (7), the push rod (15) is arranged on the connecting plate (14), and one end, far away from the connecting plate (14), of the push rod (15) is arranged in the guide groove (13); the guide groove (13) comprises a chute (1301) and a straight groove (1302), and the chute (1301) and the straight groove (1302) are communicated with each other; the conveying mechanism (7) comprises a driving seat (71), a connecting block (72), a connecting column (73), a rotating rod (74), an extension plate (75), a driving groove (76), an electric push rod (77), a fixed block (78), a driving rod (79), a through groove (710), an air cylinder (711) and a vacuum chuck (712); The driving seat (71) is in threaded connection with the screw rod (4), the connecting blocks (72) are in a plurality, the connecting blocks (72) are arranged in the driving seat (71), one connecting block (72) is fixedly arranged, the other connecting blocks (72) are slidably arranged in the driving seat (71), the connecting columns (73) are respectively and rotatably arranged at the top ends of the connecting blocks (72), the rotating rods (74) are respectively and fixedly arranged on the connecting columns (73), the end parts of two adjacent rotating rods (74) are rotatably connected, the cylinders (711) are respectively and fixedly arranged on the lower surfaces of the connecting blocks (72), the vacuum sucking discs (712) are respectively arranged at the output ends of the cylinders (711), the through grooves (710) are formed in the side walls of the driving seat (71), the extending plates (75) are respectively arranged on the connecting columns (73) connected with the fixedly arranged connecting blocks (72), the extending plate (75) extends out of the driving seat (71) through the through groove (710), the driving groove (76) is formed in one side, extending out of the driving seat (71), of the extending plate (75), the electric push rod (77) is arranged on the side wall of the driving seat (71), the fixing block (78) is arranged at the output end of the electric push rod (77), the driving rod (79) is arranged on the fixing block (78), and the top end of the driving rod (79) is arranged in the driving groove (76).
2. The solar cell testing apparatus according to claim 1, wherein the correction mechanism (2) comprises a fixing seat (21), a mounting frame (22), a distance meter (2201), a rotary table (23), a worm wheel (24), a worm (25), a second motor (26), a mounting piece (27) and a carrier roller (28); The fixed seat (21) is fixedly arranged on the base (1), the mounting frame (22) is arranged on the fixed seat (21), two distance measuring devices (2201) are arranged on the mounting frame (22) in parallel and at intervals, the rotating table (23) is rotatably arranged on the fixed seat (21), the worm wheel (24) is arranged on the lower surface of the rotating table (23), the worm (25) is rotatably arranged in the fixed seat (21) and is in meshed connection with the worm wheel (24), the second motor (26) is arranged in the fixed seat (21), the output end of the second motor (26) is connected with one end of the worm (25), a plurality of mounting pieces (27) are respectively arranged on the rotating table (23), each two mounting pieces (27) are respectively and symmetrically arranged, and a plurality of carrier rollers (28) are respectively rotatably arranged between each two mounting pieces (27).
3. The solar wafer testing apparatus of claim 2, wherein the detection position of the rangefinder (2201) corresponds to a top position of the carrier roller (28).
4. A solar wafer testing apparatus according to claim 3, characterized in that a guide rod (6) is mounted in the bracket (3), the guide rod (6) penetrating the driving seat (71).
5. Solar wafer testing device according to claim 4, characterized in that the cross section of the inner cavity of the slideway (9) is arranged in an inverted trapezoid, and the shape of the slideway is adapted to the shape of the sliding frame (10).

Description

Solar cell testing equipment Technical Field The invention relates to the field of photovoltaic equipment detection, in particular to solar cell testing equipment. Background After the solar cell is prepared through steps of printing, drying and the like, a solar cell test device is required to measure a current-voltage (IV) characteristic curve of the cell under different illumination and temperature conditions through IV detection to evaluate key parameters such as conversion efficiency, power output and the like of the cell, and an EL (Electro Luminescence ) test is also required to detect whether the solar cell has abnormal phenomena such as hidden cracks, fragments, cold joint, grid breakage and the like. According to the solar cell testing device and the solar cell testing method, the CN118611588A bulletin number is CN118611588A, when the cell is tested, a plurality of testing channels are arranged along the periphery of the fixing column, material information of the solar cell is acquired under the cooperation of the image acquisition lens and the detection probe, whether corresponding testing data are qualified or not is judged through data comparison, the qualified testing data are rotated to enter the next testing channel, the unqualified testing data are conveyed and removed through the corresponding conveying structure, reworking of different unqualified defective products is facilitated, waste of production materials can be reduced, and the capacity of the solar cell is improved. Based on the retrieval of the above patent and the discovery of the equipment in the combination prior art, the length and width dimensions of the battery boards of different types are different, when the battery boards are transferred to any process of the inspection platform through the conveying device, the battery boards are easily offset and misplaced relative to the detector due to the non-unification of the dimensions, and the battery boards need to be detected again through certain manual correction work, so that the efficiency is reduced. Based on this, the present invention has been proposed. Disclosure of Invention According to an embodiment of the invention, a solar cell testing device is provided. For solving the problems of the prior background problems. In a first aspect of the invention, a solar wafer test apparatus is provided. The solar cell testing equipment comprises a base, a correction mechanism, a bracket, a screw rod, a first motor, a conveying mechanism, an inspection platform and a detector; The device comprises a base, a support, a screw, a first motor, a conveying mechanism, a detector, a base, a detection platform, a detector and the detector, wherein the support is arranged on the upper surface of the base, the screw is rotatably arranged in the support, the output end of the first motor is connected with one end of the screw, the conveying mechanism is arranged on the screw, the screw can be driven to move along the axial direction of the screw by rotation of the screw, the detection platform is arranged on the base, and the detector is arranged on the base. Preferably, the correcting mechanism comprises a fixed seat, a mounting rack, a range finder, a rotary table, a worm wheel, a worm, a second motor, a mounting piece and a carrier roller; The fixed seat is fixedly arranged on the base, the mounting frame is arranged on the fixed seat, the distance measuring instrument is provided with two mounting frames which are parallel to each other and are arranged on the mounting frame at intervals, the rotating table is rotatably arranged on the fixed seat, the worm wheel is arranged on the lower surface of the rotating table, the worm is rotatably arranged in the fixed seat and is in meshed connection with the worm wheel, the second motor is arranged in the fixed seat, the output end of the second motor is connected with one end of the worm, a plurality of mounting pieces are respectively arranged on the rotating table, every two mounting pieces are in a group and are respectively and symmetrically arranged, and the carrier rollers are respectively rotatably arranged between the mounting pieces of each group. Preferably, the detection position of the distance meter corresponds to the top position of the carrier roller. Preferably, the conveying mechanism comprises a driving seat, a connecting block, a connecting column, a rotating rod, an air cylinder and a vacuum chuck; The driving seat is in threaded connection with the lead screw, the connecting blocks are fixedly arranged in the driving seat, one connecting block is fixedly arranged, the other connecting blocks are slidably arranged in the driving seat, the connecting columns are respectively and rotatably arranged at the top ends of the connecting blocks, the rotating rods are respectively and fixedly arranged on the connecting columns, the end parts of two adjacent rotating rods are rotatably connected, the cylinders are respectively and