二、QJY型起重機(jī)用硬齒面減速器

Type QJY decelerator used for hoist

1、產(chǎn)品分類Product classification

QJY系列減速器是工廠根據(jù)國內(nèi)外市場要求開發(fā)的硬齒面(滲碳.淬火齒面)起重機(jī)減速器，包括三大類12種基本型式。其結(jié)構(gòu)見圖12.其型式代號(hào)與主要參數(shù)見表14。

QJY series decelerator is a hard tooth face (carbonized, quenched tooth face) hoist-used decelerator developed to meet the requirements of the market both at home and abroad, including 3 major classifications and 12 basic forms. See figure 12 for its structural diagram, and table 14 for its form code and main parameters.