介轮箱(11)内的上齿轮(16)、下齿轮(15)和介轮(13)是固定啮合连接。

A cog (16), a lower gear (15) and a medium gear (13) inside a medium wheel box (11) are fixed mesh connection.

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它主要是由固定在泵体中的衬套(泵缸)以及安插在泵缸中的主动螺杆和与其啮合的两根从动螺杆所组成。

It is primarily fixed in the bushing in the pump (pump tank) and placed in the pump cylinder screw, and with the active engagement of the two driven screw formed.

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该液压启动机以闭合力啮合，从而确保该辊保持间隙的固定宽度，该闭合力大于由被压片材料对该辊所施加的力。

The actuators are engaged with a closing force in excess of the force exerted by the sheeted material against the rollers thereby ensuring that the rollers maintain a gap of fixed width.

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