Search

CN-224226005-U - Battery stacker

CN224226005UCN 224226005 UCN224226005 UCN 224226005UCN-224226005-U

Abstract

The utility model belongs to the technical field of battery production lines, and discloses a battery stacker which comprises a stacker body and an OCV detection device, wherein the stacker body is provided with a fork, the stacker body is used for inserting and taking a battery through the fork, the OCV detection device is fixed above the fork, and the OCV detection device can be contacted with the anode and the cathode of the battery to form a detection loop. By arranging the OCV detection device, the process flow and the logistics flow are greatly shortened, the cost of logistics equipment and the occupied area of the equipment are reduced, and the detection efficiency is improved. In addition, the risk of environmental influence and the risk of falling caused by repeated warehouse entry and exit of the tray can be effectively reduced.

Inventors

  • LUO WENTAO
  • WEN YUNCHAO
  • FANG JIN
  • ZHANG BAOSHENG

Assignees

  • 中能瑞新(厦门)能源科技有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (10)

  1. 1. The battery stacker, its characterized in that includes: the stacker body (100) is provided with a fork (130), and the stacker body (100) inserts and takes the battery (310) to be tested through the fork (130); And an OCV detection device (200) fixed to the stacker body (100) and located above the fork (130), wherein the OCV detection device (200) can be in contact with the positive electrode and the negative electrode of the battery (310) to form a detection loop.
  2. 2. The battery stacker of claim 1 wherein said OCV detector device (200) comprises an OCV meter, a driver (210) and a probe assembly (220), said driver (210) being fixedly connected to said stacker body (100), an output of said driver (210) being connected to said probe assembly (220) to drive said probe assembly (220) toward or away from said battery (310) on said fork (130).
  3. 3. The battery stacker according to claim 2, wherein the probe assembly (220) includes a connecting member (221), a mounting member (222) and a plurality of detection modules (223), the mounting member (222) is connected with an output end of the driving member (210) through the connecting member (221), the plurality of detection modules (223) are mounted on the mounting member (222) at intervals along a second direction, the detection modules (223) include two probe heads (2231) disposed at intervals along the first direction, and the two probe heads (2231) are used for being connected with positive and negative poles of the battery (310).
  4. 4. A battery stacker according to claim 3 wherein said probe assembly (220) further comprises a plurality of temperature sensors (224), said temperature sensors (224) being arranged in a one-to-one correspondence with said detection modules (223), said temperature sensors (224) being located between two of said probe heads (2231) of the corresponding detection modules (223).
  5. 5. The battery stacker according to any one of claims 2-4 wherein the OCV detection apparatus (200) further comprises a control box mounted to the stacker body (100) and an IMP meter integrated into the control box, the IMP meter being electrically connected to the probe assembly (220).
  6. 6. The battery stacker of any one of claims 2-4 further comprising a trolley line (140), the trolley line (140) being located on a side of the stacker body (100), the stacker body (100) being provided with a contact (1221), the probe assembly (220) being electrically connected to the trolley line (140) through the contact (1221).
  7. 7. The battery stacker according to any one of claims 2 to 4 wherein there are two of said probe assemblies (220), the two probe assemblies (220) being spaced apart along the second direction.
  8. 8. The battery stacker according to any one of claims 2 to 4, wherein the driving member (210) is configured as a ball screw module provided with a slide table (211), the probe assembly (220) is connected with the slide table (211), the slide table (211) is connected with a detection piece (212), a side wall of the ball screw module is connected with a detector (213), the detectors (213) are provided with two in a vertical direction, and the detector (213) is provided with a gap through which the detection piece (212) passes.
  9. 9. The battery stacker according to any one of claims 1 to 4, wherein the stacker body (100) is provided with two stopper bars (1211), and the two stopper bars (1211) are symmetrically disposed on both sides of the fork (130).
  10. 10. The battery stacker of any one of claims 1-4 wherein said stacker body (100) further mounts a sensor assembly comprising a first sensor (1212) and a second sensor (1213), said first sensor (1212) and second sensor (1213) cooperating to detect said battery (310) on said fork (130).

Description

Battery stacker Technical Field The utility model relates to the technical field of battery production lines, in particular to a battery stacker. Background In the existing lithium battery manufacturing process, the OCV (Open Circuit Voltage, the voltage of the battery in the open circuit state) value needs to be measured for many times, so as to obtain various data such as the internal resistance, the K value and the like of the battery, and the data are used for battery classification and evaluation. In order to obtain a stable and accurate OCV value, before and after each OCV test, the battery to be tested is subjected to standing at normal temperature for 12-24 hours, which requires that the battery is taken out of a normal temperature warehouse before OCV test, and then is put back into the normal temperature warehouse after the test is completed. At the moment, the single OCV measurement operation flow comprises the steps of standing a warehouse, inserting and taking a stacker, moving the stacker, discharging a discharging hole of the standing warehouse, conveying a logistics line, carrying out an OCV single machine, completing testing, conveying the logistics line, feeding the standing warehouse, inserting and taking a tray by the stacker, moving the stacker and putting the stacker into a standing shelf. The steps are repeated for multiple measurement, so that the process flow is complex, the production period and the logistics modules of production equipment are numerous, the whole detection period is greatly increased due to the fact that the process flow is divided into blocks, the equipment complexity is increased, and high requirements are placed on the equipment arrangement space and the occupied area. Disclosure of utility model The utility model aims to provide a battery stacker, which shortens the process flow and the logistics flow, reduces the occupied area of equipment and improves the detection efficiency. The battery stacker comprises a stacker body and an OCV detection device, wherein the stacker body is provided with a fork, a battery to be tested is inserted into the stacker body through the fork, the OCV detection device is fixed on the stacker body and is positioned above the fork, and the OCV detection device can be in contact with the anode and the cathode of the battery to form a detection loop. Preferably, the OCV detection device comprises an OCV instrument, a driving member and a probe assembly, wherein the driving member is fixedly connected with the stacker main body, and the output end of the driving member is connected with the probe assembly to drive the probe assembly to move towards or back to the battery to be detected on the fork. Preferably, the probe assembly comprises a connecting piece, a mounting piece and a plurality of detection modules, wherein the mounting piece is connected with the output end of the driving piece through the connecting piece, the detection modules are mounted on the mounting piece at intervals along the second direction, the detection modules comprise two probe heads which are arranged at intervals along the first direction, and the two probe heads are used for being connected with the anode and the cathode of the battery. Preferably, the probe assembly further comprises a plurality of temperature sensors, the temperature sensors are arranged in one-to-one correspondence with the detection modules, and the temperature sensors are located between the two probe heads of the corresponding detection modules. Preferably, the OCV detecting device further comprises a control box and an IMP meter, the control box is mounted on the stacker main body, the OCV meter and the IMP meter are integrated in the control box, and the IMP meter is electrically connected with the probe assembly. Preferably, the battery stacker further comprises a trolley line, wherein the trolley line is located on one side of the stacker body, the stacker body is provided with a contact, and the probe assembly is electrically connected with the trolley line through the contact. Preferably, two probe assemblies are arranged, and the two probe assemblies are arranged at intervals along the second direction. Preferably, the driving piece is configured as a ball screw module, the ball screw module is provided with a sliding table, the probe assembly is connected with the sliding table, the sliding table is connected with a detection sheet, the side wall of the ball screw module is connected with detectors, the detectors are provided with two detectors along the vertical direction, and the detectors are provided with gaps for the detection sheet to pass through. Preferably, the stacker body is provided with two limiting strips, and the two limiting strips are symmetrically arranged on two sides of the fork along the first direction. Preferably, the stacker body further mounts a sensor assembly including a first sensor and a second sensor that cooperate to detect the battery on the