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Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces JB/T 2960-1999 Aisle stacking crane - Types and basic parameters and JB/T 7016-1993 Rail guided stacker crane - Technical conditions, and the following main technical changes have been made with respect to JB/T 2960-1999 and JB/T 7016-1993: ——The application scope is modified (see Clause 1; Clause 1 of JB/T 7016-1993); ——The types and codes are deleted (see Clause 2 of JB/T 2960-1999); ——The basic parameters and their series are deleted (see Clause 3 of JB/T 2960-1999); ——The clause “Terms and definitions” is added (see Clause 3); ——The basic composition is added (see Clause 5); ——The inspection rules are modified (see Clause 8; Clause 5 of JB/T 7016-1993); ——The warranty period is deleted (see Clause 7 of JB/T 7016-1993). This standard was proposed by the China Machinery Industry Federation. This standard is under jurisdiction of SAC/TC 499 National Technical Committee on Logistics and Warehousing Equipment of Standardization Administration of China. The previous editions of this standard are as follows: ——JB 2960-1981 and JB/T 2960-1999; ——JB/T 7016-1993. Storage/retrieval machine 1 Scope This standard specifies the terms and definitions, basic parameters, basic composition, technical requirements, test methods, inspection rules, and marking, packaging, transportation and storage of storage/retrieval machine. This standard is applicable to storage/retrieval machines used in storage and retrieval warehouses (hereinafter referred to as "S/R machines"). 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 191 Packaging - Pictorial marking for handling of goods GB/T 699-2015 Quality carbon structure steels GB/T 700-2006 Carbon structural steels GB/T 1231 Specifications of high strength bolts with large hexagon head, large hexagon nuts, plain washers for steel structures GB/T 1243 Short-pitch transmission precision roller and bush chains, attachments and associated chain sprockets GB/T 3077 Alloy structure steels GB/T 3098.1 Mechanical properties of fasteners - Bolts, screws and studs GB/T 3098.2 Mechanical properties of fasteners - Nuts GB/T 3323-2005 Radiographic examination of fusion welded joints in metallic materials GB/T 3632 Sets of torshear type high strength bolt hexagon nut and plain washer for steel structures GB 5226.1 Electrical safety of machinery - Electrical equipment of machines - Part 1: General requirements GB/T 6074 Leaf chains clevises and sheaves - Dimensions, measuring forces and tensile strengths GB/T 6417.1 Classification and explanation of imperfections in fusion welded joints GB/T 8918 Steel wire ropes for important purposes GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 9286-1998 Paints and varnishes - Cross cut test for films GB/T 9439-2010 Grey iron castings GB/T 10095.1-2008 Cylindrical gears - System of accuracy - Part 1: Definitions and allowable values of deviations relevant to corresponding flanks of gear teeth GB/T 10095.2-2008 Cylindrical gears - System of accuracy - Part 2: Definitions and allowable values of deviations relevant to radial composite deviations and runout information GB/T 10096-1988 Accuracy of rack GB/T 11352-2009 Carbon steel castings for general engineering purpose GB/T 13306 Plates GB/T 13384 General specifications for packing of mechanical and electrical product GB 50254 Code for construction and acceptance of low-voltage apparatus－Electric equipment installation engineering GB 50256 Code for construction and acceptance of electric device of crane electrical equipment installation engineering JB/T 5319.1 Storage/retrieval machine - Vocabulary JB/T 5323-2017 High bay welded steel rack - Specifications JB/T 6392-2008 Rail wheels for crane JB/T 9005.1 Casting sheaves for cranes - Groove profiles JB/T 9005.2 Casting sheaves for cranes - Selected series and matching of diameters JB/T 9005.10-1999 Casting sheaves for cranes - Technical requirements JB/T 9006-2013 Drums for cranes JB/T 9018-2011 Automated storage and retrieval system - Design rules JB/T 11269-2011 Storage/retrieval machine - Safety code JB/T 11270-2011 Assembled steel rack structure for high-bay warehouse - Technical requirements 3 Terms and definitions For the purposes of this document, the terms and definitions given in JB/T 5319.1 and the following apply. 3.1 axes x: the axis which is along the aisle direction and parallel to the traveling direction of S/R machine (see Figure 1) y: the direction of gravitational acceleration, which is parallel to the lifting/lowering direction of S/R machine (see Figure 1) z: the axis which is perpendicular to the aisle direction and parallel to the shuttle telescoping direction of S/R machine (see Figure 1) Figure 1 3.2 load handling device components on the carriage used to carry load units to complete storage and retrieval Note: They include retractable shuttle, fixture and suctorial cup, etc. 3.3 coordinate positioning S/R machine is positioned by preset global coordinates 3.4 location fine positioning the S/R machine detects the positioning points on the rack by using its own sensors and then automatically adjusts the positions in x and y directions to realize positioning 4 Basic parameters The basic parameters of S/R machine include rated capacity and speed, which shall be in accordance with those specified in JB/T 9018-2011. 5 Basic composition 5.1 Lower beam The lower beam refers to the beam at the lower part of S/R machine, which is equipped with mast, travel mechanism, wheelsets, lower horizontal guiding wheels, clamps and other components (see Figure 2). Keys: 1——lower beam; 2——travelling guiding runways; 3——upper beam; 4——mast; 5——carriage; 6——load handling device; 7——lifting guiding runways; 8——hoisting mechanism; 9——travelling runways; 10——travel mechanism. Figure 2 5.2 Mast The mast refers to the vertical column structural member that supports the carriage and the load on it, and is equipped with the S/R machine components such as the upper beam and the hoisting mechanism (see Figure 2). 5.3 Upper beam The upper beam refers to the beam at the upper part of S/R machine, which is equipped with fixed sheave block, upper horizontal guiding wheels, clamps and other components (see Figure 2). 5.4 Carriage The carriage refers to the structural member that carries load up and down along the lifting guiding runways (see Figure 2). 5.5 Travel mechanism The travel mechanism refers to the mechanism that makes the S/R machine travel horizontally (see Figure 2). 5.6 Hoisting mechanism The hoisting mechanism refers to the mechanism that makes the carriage travel vertically (see Figure 2). 5.7 Load handling device The load handling device refers to the components (including retractable shuttle, fixture, suctorial cup, etc.) on the carriage used to carry load units to complete storage and retrieval (see Figure 2). 5.8 Runways The guiding runways of S/R machine include: a) travelling runways (see Figure 2); b) travelling guiding runways (see Figure 2); c) lifting guiding runways (see Figure 2). 5.9 Control system The control system refers to the electrical equipment and software system used to control the S/R machine to complete various actions. 5.10 Others Other auxiliary equipment, such as safety ladders. 6 Technical requirements 6.1 General requirements 6.1.1 Working conditions of S/R machine 6.1.1.1 The ambient temperature is -5℃~40℃. 6.1.1.2 At 40℃, the relative humidity shall not be more than 50%. When the temperature is low, the relative humidity may be appropriately increased, but not more than 85%. The S/R machine shall be free from condensation. 6.1.1.3 The S/R machine shall be provided with three-phase AC power supply, with a frequency of 50Hz and a voltage of 380V. The permissible deviation of frequency fluctuation is ±1Hz, and that of voltage fluctuation is ±10% at peak current. 6.1.1.4 The altitude shall not be greater than 1,000m. 6.1.1.5 The runways installation of S/R machine shall be in accordance with those specified in JB/T 11270-2011, 4.4.2 and JB/T 5323-2017, 4.6.1. Note: If the working conditions exceed the above specified scope, the user shall negotiate with the manufacturer to determine them. 6.1.2 Materials 6.1.2.1 Where the important components (including upper beam, lower beam, mast, carriage and hoisting mechanism) of S/R machine are made of steel, their materials shall be selected with the mechanical properties not inferior to Q235-B specified in GB/T 700-2006. 6.1.2.2 The materials of main parts (such as wheels, gears, sheaves, drums and shuttles) shall be determined according to their functional requirements. Selection principle: the iron castings shall be selected with the mechanical properties not inferior to HT200 specified in GB/T 9439-2010, the steel castings shall be selected with the mechanical properties not inferior to ZG 230-450 specified in GB/T 11352-2009, and the forgings shall be selected with the mechanical properties not inferior to 45# steel specified in GB/T 699-2015. 6.1.3 Welding 6.1.3.1 There shall be no obvious defects visible by visual inspection specified in GB/T 6417.1 on the outside of welds. 6.1.3.2 The quality grade of butt welds at the main stress positions of important components shall not be lower than Grade II specified in GB/T 3323-2005. 6.1.4 General parts and components 6.1.4.1 Hoisting wire rope 6.1.4.1.1 The steel wire rope adopted shall be laid steel wire rope specified in GB/T 8918. 6.1.4.1.2 The steel wire rope shall be made of at least 114 steel wire rope strands. The tensile strength of steel wire ranges from 1,570N/mm2 to 1,960N/mm2. 6.1.4.1.3 Safety factor of steel wire rope: it shall not be less than 5 when there is no lifting cabin and shall not be less than 9 when there is a lifting cabin. 6.1.4.2 Chains and sprockets 6.1.4.2.1 The chains shall generally be the short-pitch transmission precision roller chains specified in GB/T 1243 or the leaf chains specified in GB/T 6074. 6.1.4.2.2 The tooth profile and tolerance of sprockets shall be in accordance with those specified in GB/T 1243. 6.1.4.2.3 The gear teeth and grooves of the sprockets shall not have surface defects that can cause damage to the chains. 6.1.4.2.4 All moving chains and sprockets shall be easy to lubricate. 6.1.4.2.5 Safety factor of lifting chain: it shall not be less than 5 when there is no lifting cabin and shall not be less than 10 when there is a lifting cabin. 6.1.4.3 Bumper For the S/R machine with the forced speed limit device, the bumper shall be selected according to the actual maximum speed that may occur after the forced deceleration (but not less than 70% of the rated speed); for the S/R machine without forced speed limit device, the bumper shall be selected according to 100% of the rated speed. 6.1.4.4 Materials of sets of high-strength bolts and pins The materials of high-strength bolts, nuts and washers shall be in accordance with those specified in GB/T 1231 or GB/T 3632. The materials of torshear type high-strength bolts larger than M24 and sets of high-strength bolts larger than M30 shall be in accordance with those specified in GB/T 3098.1 and GB/T 3098.2. In addition to the materials of sets of bolts conforming to GB/T 1231, 40Cr for Grade 8.8 and 35CrMo and 42CrMo for Grade 10.9 or above specified in GB/T 3077 may also be adopted. The main bearing materials for the connecting pin should be 45# steel conforming to GB/T 699-2015 and 40Cr, 35CrMo and 42CrMo steel conforming to GB/T 3077, and shall be subjected to necessary heat treatment. 6.1.5 Surface coating 6.1.5.1 Surface derusting treatment shall be carried out before coating, and the surface derusting quality grade shall reach Grade Sa2 or St2 as specified in GB/T 8923.1-2011. 6.1.5.2 The adhesion of paint film shall not be less than Grade 2 quality requirements specified in GB/T 9286-1998. 6.1.6 Safety signs Safety signs should be coated on both sides of the carriage. Safety signs are tilted paint lines which are yellow and black. The yellow and black lines are equal in width, which generally is 100mm. According to the size of the machine and the position of the safety sign, different widths of lines may be used. On the smaller surface, there shall be no less than two lines of each color. The tilted lines are generally at an angle of 45° to the horizontal plane. The oblique direction of the yellow and black lines is symmetrical with the centerline of the machine as the symmetry axis. 6.2 Manufacturing and installation requirements 6.2.1 Metal structural members 6.2.1.1 The lifting guiding runways of S/R machine are allowed to be welded by sections. After assembly, there shall be no clearance at the joint of the guiding runways, and the flatness error of each surface shall not be greater than 0.1mm within the measured length of 100mm. 6.2.1.2 After assembly of the lifting guiding runways and mast of S/R machine, they shall meet the following requirements: a) the tolerance of straightness and symmetry of guiding runways of single mast is 2mm, and the limit deviation of the outer distance A between two guiding runways is ±1mm, as shown in Figure 3; b) the straightness tolerance of the guiding runways of double masts is 2mm, and the position tolerance between the centerlines of the guiding runways and those of the masts is ±1mm, as shown in Figure 4; Foreword II 1 Scope 2 Normative references 3 Terms and definitions 4 Basic parameters 5 Basic composition 5.1 Lower beam 5.2 Mast 5.3 Upper beam 5.4 Carriage 5.5 Travel mechanism 5.6 Hoisting mechanism 5.7 Load handling device 5.8 Runways 5.9 Control system 5.10 Others 6 Technical requirements 6.1 General requirements 6.2 Manufacturing and installation requirements 6.3 Performance requirements 7 Test methods 7.1 Preparation before test 7.2 Test instruments and test loads 7.3 Working performance test of shuttle 7.4 Traveling performance test 7.5 Lifting/lowering performance test of carriage 7.6 Static load test 7.7 Dynamic load test 7.8 Static stiffness test 7.9 Safety performance test 7.10 Determination of noise 7.11 Operation performance test 7.12 Evaluation on availability 8 Inspection rules 8.1 End-of-manufacturing inspection 8.2 Type inspection 9 Marking, packaging, transportation and storage 巷道堆垛起重机 1 范围 本标准规定了巷道堆垛起重机的术语和定义、基本参数、基本构成、技术要求、试验方法、检验规则、标志、包装、运输和贮存。 本标准适用于立体仓库内使用的巷道堆垛起重机(以下简称“堆垛机”)。 2规范性引用文件 下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件，仅注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本(包括所有的修改单)适用于本文件。 GB/T 191包装储运图示标志 GB/T 699—2015优质碳素结构钢 GB/T 700—-2006碳素结构钢 GB/T 1231钢结构用高强度大六角头螺栓、大六角螺母、垫圈技术条件 GB/T 1243传动用短节距精密滚子链、套筒链、附件和链轮 GB/T 3077合金结构钢 GB/T 3098.1紧固件机械性能 螺栓、螺钉和螺柱 GB/T 3098.2紧固件机械性能 螺母 GB/T 3323—2005金属熔化焊焊接接头射线照相 GB/T 3632钢结构用扭剪型高强度螺栓连接副 GB 5226.1机械电气安全 机械电气设备 第1部分：通用技术条件 GB/T 6074板式链、连接环和槽轮 尺寸、测量力和抗拉强度 GB/T 6417.1金属熔化焊接头缺欠分类及说明 GB/T 8918重要用途钢丝绳 GB/T 8923.1—2011涂覆涂料前钢材表面处理 表面清洁度的目视评定 第1部分：未涂覆过的钢材表面和全面清除原有涂层后的钢材表面的锈蚀等级和处理等级 GB/T 9286—1998色漆和清漆 漆膜的划格试验 GB/T 9439—2010灰铸铁件 GB/T 10095.1—2008 圆柱齿轮 精度制 第1部分：轮齿同侧齿面偏差的定义和允许值 GB/T 10095.2—2008 圆柱齿轮 精度制 第2部分：径向综合偏差与径向跳动的定义和允许值 GB/T 10096—-1988齿条精度 GB/T 11352—2009一般工程用铸造碳钢件 GB/T 13306标牌 GB/T 13384机电产品包装通用技术条件 GB 50254电气装置安装工程 低压电器施工及验收规范 GB 50256电气装置安装工程 起重机电气装置施工及验收规范 JB/T 5319.1巷道堆垛起重机 术语 JB/T 5323—2017立体仓库焊接式钢结构货架 技术条件 JB/T 6392—2008起重机车轮 JB/T 9005.1起重机用铸造滑轮 绳槽断面 JB/T 9005.2起重机用铸造滑轮 直径的选用系列与匹配 JB/T 9005.10—1999起重机用铸造滑轮 技术条件 JB/T 9006—201 3起重机 卷筒 JB/T 9018—2011 自动化立体仓库 设计规范 JB/T 11269—2011 巷道堆垛起重机 安全规范 JB/T 11270—2011 立体仓库组合式钢结构货架 技术条件 3术语和定义 JB/T 5319.1界定的以及下列术语和定义适用于本文件。 3.1 坐标axes x：沿巷道方向，与堆垛机行走方向平行(见图1)。 y：重力加速度方向，与堆垛机升降方向平行(见图1)。 z：垂直巷道方向，与堆垛机货叉伸缩方向平行(见图1)。 图 1 3.2 货物装卸装置 load handling device 载货台上用来搬运货物单元以完成存取作业的部件。 注：包括伸缩货叉、夹具和吸盘等。 3.3 坐标定位coordinate positioning 堆垛机采用预先设定的全局坐标来定位。 3.4 货位精确定位location fine positioning 堆垛机利用自带传感器检测货架上的定位点，自动调整x、y方向位置来实现定位。 4基本参数 堆垛机的基本参数包括额定起重量、速度，基本参数应符合JB/T 9018—2011的规定。 5基本构成 5.1下横梁 下横梁是指安装立柱、运行机构、车轮组、下水平轮组及夹钩等部件的堆垛机下部横梁(见图2)。 说明； 1——下横梁； 2——运行导轨； 3——上横梁； 4——立柱； 5——载货台； 6——货物装卸装置； 7——起升导轨； 8——起升机构； 9——运行轨道； 10——运行机构。 图2 5.2立柱 立柱是指支承载货台及其上的载荷，并安装上横梁、起升机构等堆垛机部件的垂直柱状结构件(见图2)。 5.3上横梁 上横梁是指安装定滑轮组、上水平轮组和夹钩等部件的堆垛机上部横梁(见图2)。 5.4载货台 载货台是指承载货物沿起升导轨上升、下降的结构件(见图2)。 5.5运行机构 运行机构是指使堆垛机水平运行的机构(见图2)。 5.6起升机构 起升机构是指使载货台垂直运行的机构(见图2)。 5.7货物装卸装置 货物装卸装置是指载货台上用来搬运货物单元以完成存取作业的部件(包括伸缩货叉、夹具和吸盘等)(见图2)。 5.8轨道 堆垛机的导轨包括： a)运行轨道(见图2)； b)运行导轨(见图2)； c)起升导轨(见图2)。 5.9控制系统 控制系统是指用于控制堆垛机完成各种动作的电气设备和软件系统。 5.10其他 指其他辅助设备，如安全梯等。 6技术要求 6.1一般要求 6.1.1堆垛机工作条件 6.1.1.1环境温度为-5℃～40℃。 6.1.1.2在40℃的温度下相对湿度不大于50％，温度较低时相对湿度可以适当提高，但不应大于85％，堆垛机不应凝露。 6.1.1.3堆垛机电源为三相交流，频率为50 Hz，电压为380 V，尖峰电流时频率波动的允许偏差为±1 Hz，电压波动的允许偏差为±10％。 6.1.1.4海拔不应大于1 000 m。 6.1.1.5堆垛机轨道的安装应符合JB/T 11270—2011中4.4.2及JB/T 5323—2017中4.6.1的规定。 注：工作条件超过上述规定范围时，由用户与制造商协商确定。 6.1.2材料 6.1.2.1堆垛机的重要构件(包括上横梁、下横梁、立柱、载货台和起升机构)采用钢材时，其材料应选用力学性能不低于GB/T 700—2006规定的Q235—B。 6.1.2.2主要零件(如车轮、齿轮、滑轮、卷筒、货叉等)的材质应按其功能要求确定。选用原则：铸铁件应选用力学性能不低于GB/T 9439—2010中规定的HT200，铸钢件应选用力学性能不低于GB/T 11352—2009规定的ZG 230—450，锻件应选用力学性能不低于GB/T699—2015规定的45钢。 6.1.3焊接 6.1.3.1焊缝外部不应有GB/T 6417.1规定的目测可见的明显缺陷。 6.1.3.2重要构件的主要受力部位，其对接焊缝的质量等级不应低于GB/T 3323—2005规定的Ⅱ级。 6.1.4通用零部件 6.1.4.1起升钢丝绳 6.1.4.1.1钢丝绳应用GB/T 8918规定的圆股钢丝绳。 6.1.4.1.2钢丝绳应至少由114条钢丝绳股制成。钢丝的抗拉强度为1 570 N/mm2～1 960 N/mm2。 6.1.4.1.3钢丝绳安全系数：当无升降司机室时不应小于5，当有升降司机室时不应小于9。 6.1.4.2链条、链轮 6.1.4.2.1 链条一般应采用GB/T 1243规定的短节距精密滚子链或GB/T 6074规定的板式链。 6.1.4.2.2链轮的齿形和公差应符合GB/T 1243的规定。 6.1.4.2.3链轮的轮齿和凹槽不得有能引起链条损伤的表面缺陷。 6.1.4.2.4所有的运动链条、链轮应便于润滑。 6.1.4.2.5起升链条安全系数：当无升降司机室时不应小于5，当有升降司机室时不应小于10。 6.1.4.3缓冲器 对于设有强制限速装置的堆垛机，应按强制减速后可能出现的实际最大速度(但不低于70%额定速度)选用缓冲器；对于没有设置强制限速装置的堆垛机，应按100%额定速度选取缓冲器。 6.1.4.4高强度螺栓副、销轴材料 高强度螺栓、螺母和垫圈材料应符合GB/T 1231或GB/T 3632的规定。大于M24的扭剪型高强度螺栓和大于M30的高强度螺栓副，其材料应符合GB/T 3098.1、GB/T 3098.2的规定。除选用符合GB/T 1231规定的螺栓副材料外，还可采用符合GB/T 3077规定的用于8.8级的40Cr和用于10.9级以上的35CrMo、42CrMo等钢材。 主要承载连接销轴的材料，宜采用符合GB/T 699—2015规定的45钢及符合GB/T 3077规定的40Cr、35CrMo、42CrMo钢等，并进行必要的热处理。 6.1.5表面涂装 6.1.5.1在涂装前应进行表面除锈处理，表面除锈质量等级应达到GB/T 8923.1—2011规定的Sa2级或St2级。 6.1.5.2漆膜附着力应不低于GB/T 9286—1998规定的2级质量要求。 6.1.6安全标志 载货台两侧宜涂有安全标志。安全标志为黄色和黑色相间的斜道。黄道与黑道的宽度相等，一般为100 mm。根据机械的大小和安全标志位置的不同，可以采用不同的宽度.在较小的面上，每种颜色应不少于两道。斜道一般与水平面成45°角。黄道与黑道倾斜的方向以机械的中心线为对称轴呈对称形。 6.2制造安装要求 6.2.1金属结构件 6.2.1.1堆垛机起升导轨允许分段拼焊而成。组装后导轨接头部位不应有间隙，并在测量长度100 mm范围内各面的平面度误差不应大于0.1mm。 6.2.1.2堆垛机起升导轨与立柱拼装后应符合下列要求： a)单立柱的导轨直线度、对称度公差均为2mm，两导轨外侧间距A的极限偏差为±1 mm，如图3所示； b)双立柱的导轨直线度公差为2 mm，导轨中心线与立柱中心线的位置公差为±1 mm，如图4所示； c)起升导轨不应有拐点。 图3 图4 6.2.1.3立柱与横梁的拼装应符合下列要求： a)单立柱的起升导轨对其安装面的垂直度公差为3 mm，如图5所示。 图5 b)双立柱的起升导轨对其安装面的垂直度公差为3mm。导轨间平行度公差为6mm，对角线d1和d2的差应不大于4mm，导轨内侧距C的公差为±3mm，两导轨同一侧面的平面度公差为4mm。对角线检测点宜设置在距立柱上、下安装面100mm处，n1和n2的差应不大于3mm。如图6所示。 对角线检测点 图6 6.2.1.4立柱起升导轨对标准水平轨道上平面的垂直度公差：X方向应为6mm，Z方向应为4 mm，如图7、图8所示。单立柱的起升导轨只允许在运行方向上向非载货台侧倾斜。 图7 图8 6.2.2起升机构 6.2.2.1 应保证起升机构运转平稳、无异常声响。 6.2.2.2每一个独立起升机构至少应装备一台制动器。该制动器应能保证承载有1.1倍额定起重量的载货台在额定速度下安全停车，并保持在停止位置上。当供电中断时，制动器应自动启用。 6.2.2.3采用钢丝绳时.应符合以下要求： a)卷筒应为每根钢丝绳配备一个连续的螺旋形绳槽，并采用单层缠绕；采用多层缠绕时，应设有防止钢丝绳损伤的专用排绳机构。 b)载货台处于下极限位置时，钢丝绳在卷筒上的剩余安全圈至少应保持2圈(不包括固定绳端所占的圈数)。 c)钢丝绳绳端固定装置应能在下列计算条件下不发生永久变形： ——作用在固定装置上的力等于2.5倍钢丝绳最大静工作拉力； ——钢丝绳和卷筒之间的摩擦系数取0.1。 d)钢丝绳绕进或绕出滑轮槽时的最大偏斜角(即钢丝绳中心线和与滑轮轴垂直的平面之间的夹角)不大于5°；钢丝绳绕进或绕出卷筒时，其中心线偏离螺旋槽中心线两侧的角度应不大于3.5°。 e)在钢丝绳中心线处测量的滑轮和卷筒的直径，与钢丝绳的公称直径的比值应不小于22：1。 6.2.2.4对卷筒的要求如下： a)卷筒的槽形、尺寸应符合JB/T 9006—2013中3.2的规定； b)卷筒的型式可参照JB/T 9006—2013中3.1的规定； c)卷筒的外观及表面处理、几何公差、压板用螺孔及焊接应符合JB/T 9006—2013中4.3～4.6的规定。 6.2.2.5对滑轮的要求如下： a)绳槽断面应符合JB/T 9005.1的规定； b)直径的选用系列与匹配应在JB/T 9005.2中最常使用的匹配范围中选择； c)滑轮的外观、热处理、尺寸公差、表面粗糙度、几何公差及装配应符合JB/T 9005.10—1999中3.2～3.6的规定。 6.2.2.6采用起升链条时，应符合以下要求： a)主、从动链轮的轮齿中心平面应重合，其偏差K值应不大于L/500，L为两链中心距，如图9所示。 图 9 b)链条和链条固定装置之间的连接件的最小断裂载荷应不低于链条的最小断裂载荷的80%； c)应采取相应防护措施，以防止链条从链轮上意外脱落； d)应采取相应防护措施，以防止异物掉入链条和链轮之间。 6.2.3运行机构 6.2.3.1一般要求 6.2.3.1.1应保证运行机构运转平稳，无异常声响。 6.2.3.1.2运行机构应设置断电时能自动制动的制动器。 6.2.3.2车轮安装精度 6.2.3.2.1 在下横梁架空的情况下测量车轮在垂直面上的偏斜，偏斜值应符合如下规定： a)当采用镗孔直接安装车轮时，轴线的偏斜角α(见图10)应控制在-0.002 5≤tgα≤0.002 5的范围内； b)当采用角型轴承箱时，测量a值不应大于l/400，l为测量长度，如图10所示。 图10 6.2.3.2.2在下横梁架空的情况下测量车轮在水平面上的偏斜，偏斜值应符合如下的规定： a)当采用镗孔直接安装车轮时，车轴线的偏斜角Φ(见图11)应控制在-0.000 8≤tanΦ≤0.000 8的范围内： b)当采用角型轴承箱时，测量P1和P2的差不应大于l/800，如图11所示。 图 11 6.2.3.2.3两车轮的同位差：X1与X2的差不应大于2 mm。如图12所示。 与下横梁纵向中心线平行的测量 图 12 6.2.3.3对车轮的要求 车轮应符合JB/T 6392—2008中第2章的规定。 6.2.4货叉装置 6.2.4.1 货叉的伸缩应平稳、灵活，无异常声响。 6.2.4.2货叉装置采用齿轮传动时，齿轮的精度不得低于GB/T 10095.1—2008和GB/T 10095.2—2008规定的8-8-7级，齿条的精度不得低于GB/T 10096—1988规定的8级；货叉装置采用链条传动时，链条链轮应符合GB/T 1243或GB/T 6074的规定。 6.2.4.3堆垛机组装后，货叉在水平面内的中心线对运行轨道的垂直度公差Δx为1 mm，如图13所示。 运行轨道中心线 货叉 图 13 6.2.4.4堆垛机组装后，货叉的上平面的高低差不应大于2 mm，如图14所示。 起升导轨中心线 货叉 图 14 6.2.5司机室 当堆垛机设有司机室时，司机室及操纵台的要求应符合JB/T 11269—2011中4.2和4.3的规定。 6.2.6导轮装置 6.2.6.1 导轮装置应保证充分润滑，导轮应转动灵活、平稳，无异常声响，安装调整方便，轴承处应采用防尘措施。 6.2.6.2导轮与轨道、导轨间的间隙应符合以下规定： a)载货台垂直升降导轮与起升导轨之间应留有间隙，间隙为a1与a2之和且应不大于2 mm，如图15、图16所示。 说明： 1——导轮； 2——起升导轨； 3——立柱。 图 15 说明： 1——导轮； 2——起升导轨； 3——立柱。 图 16 b)上部导轮与运行导轨两侧的间隙：对钢质导轮应留有间隙，两侧间隙之和为2 mm～3 mm；对尼龙导轮应不留间隙。 c)下部导轮与运行轨道的间隙：对于不带压力弹簧支撑的导轮，两侧间隙之和为2 mm～3 mm；对于带压力弹簧支撑的导轮，其应通过弹簧的压力压紧在轨道上。 6.2.7夹钩和清轨器 6.2.7.1 当堆垛机稳定性系数vs(vs=∑稳定力矩/∑倾翻力矩)小于1.5时，堆垛机应装有防止脱轨的夹钩。 6.2.7.2堆垛机车轮组前应装有清轨器，清轨器应尽可能安装在低处，与轨面的间隙应不大于5 mm。 6.2.8 电气设备 6.2.8.1 电气设备应符合GB 5226.1的要求。 6.2.8.2 电气设备的安装应符合GB 50254、GB 50256的规定. 6.2.8.3电气设备的带电部分不应裸露，采用护罩时，护罩应有足够的刚度和强度。 6.2.8.4动力和信号当采用电缆传输时.应采用铜芯橡胶电缆，悬挂电缆的滑车应灵活；当采用安全滑接输电装置传输时，滑接导管的开口不应朝上，同时集电器的电刷应紧贴在滑接导管的导电体上。 6.2.8.5全部电气设备的不带电外壳或支架应可靠地接地，允许利用轨道作为接地线，接地电阻应不大于4 Ω，主回路与控制回路对地绝缘电阻应不小于0.5 MΩ。 6.3性能要求 6.3.1货叉工作性能 6.3.1.1 堆垛机货叉正常工作时，应保证装卸货物的所有部分都始终处于一个稳定位置。 6.3.1.2堆垛机货叉在承载额定起重量的状况下，工作行程应满足设计要求，并且伸至最大行程时，对于存储方式为单深位的货叉，货叉长度不大于1.5 m时，货叉端部最大下挠度为20 mm；对于存储方式为双深位的货叉，货叉长度不大于1.5 m时，货叉端部最大下挠度为60 mm。 6.3.1.3货叉伸缩的额定速度应符合设计值，误差不超出±5％。对于伸缩和复位采用行程开关定位方式的货叉，其停准精度为±5 mm；对于采用旋转编码定位方式的货叉，其停准精度为±3 mm。 6.3.1.4用于控制货叉伸出动作的传动装置上应安装一个摩擦离合器或限制驱动力的其他装置，以减小人员受伤和机器及相关仓储设备损坏的风险。并且离合器应满足以下要求： a)在额定起重量不大于2 t时，若货叉伸出过程中碰到障碍物，且阻力大于表1规定的数值，离合器应打滑，使货叉停止伸叉。 |
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| JB/T 7016-2017, JB 7016-2017, JBT 7016-2017, JB/T7016-2017, JB/T 7016, JB/T7016, JB7016-2017, JB 7016, JB7016, JBT7016-2017, JBT 7016, JBT7016 |