换向器端轴头装有测速齿盘，换向器轴承盖留有轴承温度传感器安装口。

Frame is a press-formed welded fabrication and hugging bearing or bush structure; Speed gear plate is mounted on shaft end of commutator.

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特点：采用气动横向加压，将换向器压放转子轴内，能准确地对准转子槽与换向器相对位置更换工装方便。

Features: use pneumatic landscape orientation pressurization, press commutator into rotor shaft, can exactly aim at rotor slot and commutator, tooling changing conveniently.

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用途：适用换向器、轴承、铁芯入轴等压装。

Usage: suitable for pressing of commutator, bearing and shaft into iron core.

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