LR-PT-DWQ 定位机构用于二次机械定位，属于非标定制型。根据所要定位产品的特性和要求，如重量，形状，精度等，采用适合的定位模式如对中加紧，单边靠位，顶升定位等达到其要求。

LR-PT-DWQ positioning mechanism is used for secondary mechanical positioning, which belongs to non-standard type. According to the characteristics and requirements of the products to be located, such as weight, shape, precision, etc. , using suitable positioning modes such as centering, one-sided leaning, jacking positioning and so on to meet its requirements.