Dec.2023 15
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PM866AK01 Pir magnetic: Guard the safety of lithium electric automated transmission line
Details
In this project, the truss robot provided by Shenzhen Jiechuang can carry out loading, unloading and conveying actions according to different situations, while the single column stacker completes the storage and unloading of the battery cell, for example, automatically loading/removing the battery cell after baking from the oven; After loading the battery cell with automatic liquid injection into the tray, it is automatically placed in the aging room; Set aside to the time, take out for formation; Automatically return the battery cell after being formed into the cabinet to the warehouse for secondary shelving; Automatically transfer the completed cell to the next process and a series of handling and conveying links.

In order to meet the above high-tempo and high-load battery production process, a series of safety automation devices must be used around the fast-moving truss robot to ensure its safe operation, so as to avoid safety accidents caused by operators near the moving track of the robot, and operation and maintenance personnel can also ensure safe stop of the robot equipment when they need to check the equipment. It does not affect the normal operation of the equipment when it is not necessary.

The safety value of Piermagnetic

After the risk assessment, in order to ensure that the safety level of the truss robot reaches above PLd, the safety experts of Peir Magnetic used PSEN ma1.4p non-contact magnetic safety switch and PNOZ x2.8p safety relay to adapt to diversified safety applications in the design of the guardrail of the truss robot handling line. Thus, the above safety level requirements are met, and a set of safety solutions suitable for lithium battery handling lines are created.

According to EN 60947-5-3, the non-contact magnetic safety switch PSEN ma1.4p is ideal for use in the position of truss robot guards, which not only contributes to international certification, but also saves costs. Due to the relatively limited field space, the compact design of the PSEN ma1.4p and the connectors and cables for a variety of mounting and approach directions, coupled with the working distance of 3 or 8/10 mm, enable the flexible installation of the robot guardrail, which is not only safe but also saves installation controls. In addition, taking into account the explosion-proof requirements and field conditions during the entire lithium battery production and handling process, the PSEN ma1.4p safety switch has been approved for use in potentially explosive areas in accordance with the ATEX Directive, and the protection type can reach IP67 level.