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CN-119387968-B - CCS product welding detection production line and welding detection method using same

CN119387968BCN 119387968 BCN119387968 BCN 119387968BCN-119387968-B

Abstract

The invention discloses a welding detection production line of a CCS product and a welding detection method using the same. The device comprises a feeding device, a welding device, an electrical property testing device, a welding detection device and a discharging device which are sequentially arranged side by side from the front end to the rear end, wherein the welding device, the electrical property testing device and the welding detection device are jointly paved with two material conveying rails which extend front and back, and a material conveying plate is arranged on the material conveying rails. According to the CCS product welding detection production line and the welding detection method using the same, the feeding equipment, the welding equipment, the electrical property testing equipment, the welding detection equipment and the discharging equipment of the CCS component are placed side by side, and the CCS component can be transported among the equipment through automatic operation, so that the working procedures of feeding, welding, electrical property testing, welding detection, discharging and the like of the CCS component are realized, time and labor are saved, and the efficiency and the yield of production and processing of the CCS component are improved.

Inventors

  • WANG ZHENG
  • CAO GUANGHUI
  • JIN CHAOLONG

Assignees

  • 苏州天弘激光股份有限公司

Dates

Publication Date
20260508
Application Date
20241106

Claims (8)

  1. 1. A welding detection method applied to a CCS product welding detection production line is characterized in that the welding detection production line comprises a feeding device (100), a welding device (200), an electrical property testing device (300), a welding detection device (400) and a discharging device (500) which are sequentially arranged side by side from the front end to the rear end, wherein the welding device (200), the electrical property testing device (300) and the welding detection device (400) are jointly paved with two material conveying rails (10) extending front and back, and a material conveying plate (11) is arranged on each material conveying rail (10); The feeding equipment (100) comprises a feeding machine table (110), wherein the material conveying plate (11) is placed in the middle of the feeding machine table (110) and can move forwards and backwards and lift, a plurality of matrix cameras (170) capable of moving in three axes are arranged at the upper part of the feeding machine table (110), lenses of the matrix cameras (170) face downwards the material conveying plate (11), a plurality of camera sliding tables (180) extending leftwards and rightwards are arranged at the upper part of the material conveying plate (11) side by side, and the matrix cameras (170) are arranged on the camera sliding tables (180) through a three-axis mounting frame (190); The welding equipment (200) comprises a welding machine table (210), two welding structures (220) capable of moving along three axes are arranged on the welding machine table (210) side by side, a laser welding head (221) with a vibrating mirror arranged inside is arranged at the upper part of the welding structure (220), and a welding press block (222) capable of lifting is arranged at the lower part of the welding structure (220), wherein the welding structure (220) comprises a mounting vertical plate (223), the laser welding head (221) is arranged at the upper part of the mounting vertical plate (223), a vertical sliding rail (224) and a pressing cylinder (225) are respectively arranged at two sides of the lower part of the mounting vertical plate (223), and the welding press block (222) is slidably arranged on the vertical sliding rail (224) and is connected with the pressing cylinder (225); The electrical performance testing equipment (300) comprises an electrical performance testing machine table (310), a plurality of rows and columns of probe holders (321) capable of lifting and moving left and right are arranged on the electrical performance testing machine table (310), a plurality of test probes (322) are arranged on each probe holder (321), two left and right extending push-down mounting frames (330) are respectively arranged at the front end and the rear end of the electrical performance testing machine table (310), a push-down servo cylinder (331) is arranged at the upper part of each push-down mounting frame (330), a push-down rod (332) extending left and right is movably arranged at the lower part of each push-down mounting frame (330), a rotor at the bottom of each push-down servo cylinder (331) is connected with each push-down rod (332), a probe tool assembly (320) is connected at the bottom of each push-down rod (332) in a sliding mode, each probe tool assembly (320) comprises a plurality of probes (321) which are arranged side by side and extend left and right, and each probe (323) is arranged at the bottom of each push-down rod (324) in a sliding mode, and each probe (323) is connected with each push-down rod (324) in a sliding mode; The welding detection equipment (400) comprises a welding detection machine table (410), wherein at least one three-dimensional camera (420) and at least one two-dimensional line scanning camera (430) which can both move horizontally along two axes are arranged on the welding detection machine table (410), a pin detection camera (440) which can move along three axes is arranged on the welding detection machine table (410), a left-right extending marble Dan Zhixian motor (450) is arranged on the welding detection machine table (410), a front-back extending horizontal detection sliding table (460) is arranged on the marble Dan Zhixian motor (450) in a sliding manner, a detection frame (470) is arranged on one side of the horizontal detection sliding table (460) in a sliding manner, a vertical detection sliding table (480) is arranged on the other side of the horizontal detection sliding table (460) in a sliding manner, and the pin detection camera (440) is arranged on the vertical detection sliding table (480) in a sliding manner; the structure of the blanking equipment (500) is the same as that of the feeding equipment (100), wherein each matrix camera (170) is not included; comprises the following steps S1, placing a tooling disc (12) carrying a CCS assembly (13) and nickel plates (14) on the material conveying plate (11) on the material loading equipment (100), and detecting by using each matrix camera (170); s2, throwing all material conveying plates (11) onto all material conveying tracks (10) and moving the material conveying plates onto the welding equipment (200), firstly compacting the nickel sheet (14) by using the welding press block (222), and then performing distance measurement and welding by using the laser welding head (221); s3, moving the material conveying plate (11) to the electrical performance testing equipment (300), and testing the electrical performance of the nickel sheet (14) by using each testing probe (322); s4, moving the material conveying plate (11) onto the welding detection equipment (400) and detecting by using each three-dimensional camera (420), each two-dimensional line scanning camera (430) and each stitch detection camera (440); S5, transferring the material conveying plate (11) to the blanking equipment (500) for feeding and discharging.
  2. 2. The welding detection method of claim 1, wherein the feeding device (100), the welding device (200), the electrical property testing device (300) and the welding detection device (400) are provided with outer covers.
  3. 3. The welding inspection method of claim 1, wherein the welding equipment (200), the electrical performance testing equipment (300) and the welding inspection equipment (400) are further provided with two other material conveying tracks (10) extending back and forth.
  4. 4. The welding detection method for the CCS product welding detection production line is characterized in that two double-speed chains (120) extending forwards and backwards are arranged in the middle of the feeding machine table (110), the two double-speed chains (120) are arranged on a lifting table (130), the left side and the right side of the lifting table (130) are respectively arranged on two vertical lifting screw rods (140), and the two lifting screw rods (140) are in transmission connection with the same lifting motor (150) through two sprocket transmission mechanisms (160).
  5. 5. The welding detection method of claim 1, wherein a plurality of left and right extending X-axis welding sliding tables (230) are arranged at the front end and the rear end of the welding machine table (210), two Y-axis welding sliding tables (240) are arranged on each X-axis welding sliding table (230) in a sliding mode, two Z-axis welding sliding tables (250) are arranged on each Y-axis welding sliding table (240) in a sliding mode, and each welding structure (220) is arranged on each Z-axis welding sliding table (250).
  6. 6. The welding inspection method of claim 1, wherein said bottom portions of said two pressing bars (332) are slidably coupled together with a pin testing assembly (340).
  7. 7. The welding inspection method of claim 6, wherein the lifting mechanism is disposed on the welding machine (210), the electrical property testing machine (310) and the welding inspection machine (410).
  8. 8. The welding inspection method using CCS product welding inspection line according to claim 1, wherein: the method also comprises the following steps: s6, reflowing the blanked material conveying plate (11) to the feeding equipment (100) from the lower part.

Description

CCS product welding detection production line and welding detection method using same Technical Field The invention relates to the field of batteries, in particular to a welding detection production line of a CCS product and a welding detection method using the same. Background The CCS assembly used in the new energy battery module is generally formed by welding assemblies such as a busbar, a plastic suction box and a nickel sheet, and when the production and processing are performed, electrical performance test is often required to be performed after the welding to determine the processing effect of the product, wherein the electrical performance test mainly comprises insulation, pressure resistance, temperature sensing test and the like, and the welding and hot riveting test is performed, and the welding and hot riveting test mainly comprises poor welding, poor hot riveting, multi-layer nickel sheets, multi-layer busbars, whether connector pins are bent or not and the like. Above-mentioned each welding and test procedure generally uses many equipment to carry out the operation respectively to need the staff to transport CCS subassembly between each equipment manually, waste time and energy, reduced the efficiency and the yield of production and processing. Disclosure of Invention According to one aspect of the invention, a welding detection production line for CCS products and a welding detection method using the same are provided, the welding detection production line comprises a feeding device, a welding device, an electrical property testing device, a welding detection device and a discharging device which are sequentially arranged side by side from the front end to the rear end, two material conveying rails extending front and back are paved on the welding device, the electrical property testing device and the welding detection device together, and a material conveying plate is arranged on the material conveying rails; The feeding equipment comprises a feeding machine table, wherein the material conveying plate is placed in the middle of the feeding machine table and can move back and forth and lift, a plurality of matrix cameras capable of moving in three axes are arranged on the upper part of the feeding machine table, and the lenses of the matrix cameras face to the material conveying plate below; The welding equipment comprises a welding machine table, two welding structures capable of moving in three axes are arranged on the welding machine table side by side, a laser welding head with a vibrating mirror arranged inside is arranged at the upper part of the welding structure, and a welding pressing block capable of lifting is arranged at the lower part of the welding structure; the electrical performance testing equipment comprises an electrical performance testing machine table, wherein a plurality of rows and columns of probe seats capable of lifting and moving left and right are arranged on the electrical performance testing machine table, and a plurality of testing probes are arranged on each probe seat; The welding detection equipment comprises a welding detection machine table, wherein at least one three-dimensional camera and at least one two-dimensional line scanning camera which can horizontally move along two axes and a stitch detection camera which can horizontally move along three axes are arranged on the welding detection machine table; the structure of the blanking equipment is the same as that of the feeding equipment, and each matrix camera is not included. According to the welding detection production line for the CCS products, the feeding equipment, the welding equipment, the electrical property testing equipment, the welding detection equipment and the discharging equipment of the CCS components are arranged side by side, and the CCS components can be transported among the equipment through automatic operation, so that the working procedures of feeding, welding, electrical property testing, welding detection, discharging and the like of the CCS components are realized, time and labor are saved, and the efficiency and the yield of production and processing of the CCS components are improved. In some embodiments, the feeding device, the welding device, the electrical property testing device and the welding detection device are all provided with an outer cover. The device has the advantage that the outer cover can be used for isolating and protecting the devices to a certain degree. In some embodiments, the bottoms of the welding device, the electrical performance testing device and the welding detection device are also commonly paved with two other material conveying tracks extending back and forth. The feeding device has the advantages that the empty feeding plate after the blanking can be returned to the feeding equipment from the lower part through the feeding rail at the lower part. In some embodiments, the middle of the feeding machine table is provided with two speed-doublin