Drafting unit:Beijing Hoisting and Conveying Machinery Research Institute, the First, Fourth and Seventh Design Institutes of the Ministry of Machinery Industry, and the Factory Design Institute of the Second Automobile Works
Focal point unit:Beijing Hoisting and Conveying Machinery Research Institute
Proposing unit:Beijing Hoisting and Conveying Machinery Research Institute
Publishing department:State Machinery Industry Bureau
This standard specifies the basic requirements for the design of high-bay warehouses with rail-mounted aisles (hereinafter referred to as high-bay warehouses). This standard applies to warehouses consisting of steel structure shelves and rail-mounted aisle stacking cranes (hereinafter referred to as stackers), which are mainly used to store unit goods. JB/T 9018-1999 Design specification for high-bay warehouses with rail-mounted aisles JB/T9018-1999 Standard download decompression password: www.bzxz.net
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ICS53.080 Machinery Industry Standard of the People's Republic of China JB/T9018-1999 High-bay warehouses with rail aisle Design specification High-bay warehouses Design rules 1999-06-28 Issued National Machinery Industry Bureau 2000-01-01 Implementation JB/T9018-1999 This standard is a revision of ZBJ8301589 "Design specification for high-bay warehouses with rail aisle". During the revision, the original standard was edited, and the main technical content remained unchanged. This standard replaces ZBJ83015-89 from the date of implementation. This standard is proposed and managed by the Beijing Hoisting and Conveying Machinery Research Institute. The drafting units of this standard are: Beijing Hoisting and Transportation Machinery Research Institute, the First, Fourth and Seventh Design Institutes of the Ministry of Machinery Industry, the Factory Design Institute of the Second Automobile Manufacturing Plant, and Suzhou Hoisting Machinery Factory. The main drafters of this standard are: Ma Xiaoqi and Zhang Jingxiang. 1 1 Scope Standards of the Machinery Industry of the People's Republic of China High-bay warehouses with rail-type aisle Design specifications High-baywarehousesDesignrulesJB/T9018—1999 Replaces ZBJ8301589 This standard specifies the basic requirements for the design of high-bay warehouses with rail-type aisle (hereinafter referred to as high-bay warehouses). This standard is applicable to warehouses composed of steel structure shelves and rail-type aisle stacking cranes (hereinafter referred to as stackers), mainly for storing unit goods. Cited standards The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are all valid. All standards are subject to revision. Parties using this standard should explore the possibility of using the latest version of the following standards. GB/T700-1988 GB/T783—1987 GB/T3811—1983 GB6067—1985 GB J91987 GB J171988 GBJ18—1987 JB/T29601999 3 Terms Carbon structural steel Lifting machinery maximum lifting weight series Crane design specifications Lifting machinery safety regulations Building structure load specifications Steel structure design specifications Cold-bent thin-walled steel structure technical specifications Aisle stacking crane types and basic parameters3.1 Track-mounted aisle high-rise shelf warehouse A warehouse composed of steel structure high-rise shelves as the main body, equipped with stackers and auxiliary equipment. 3.2 Shelves A general term for steel structures used to store goods and support stackers. 3.3 Integral shelves A structure that bears cargo loads and supports roof and side wall loads as a warehouse building structure (see Figure 1). 3.4 Separate rack A separate structure that only bears the load of goods and is separated from the warehouse building (see Figure 2). 3.5 Cargo grid A unit space for storing goods in the rack. 3.6 Cargo position A location in the cargo grid for storing a unit of goods. Approved by the State Bureau of Machinery Industry on June 28, 1999, and implemented on January 1, 2000 3.7 Tracked aisle stacking crane JB/T9018—1999 A crane that runs along the track in the aisle, deposits and withdraws goods from the cargo grid, and completes the operation of entering and leaving the warehouse. 3.8B direction In the warehouse plane, the direction perpendicular to the stacker's running direction (see Figures 1 and 2)9Dog agent surface map Tianshan Lianjie 3.9L direction (Half Haiyang) (The upper point is left from the agent surface) JB/T9018—1999 In the warehouse plane, the direction parallel to the stacker's running direction (see Figures 1 and 2). 3.10Row The unit of the number of cargo positions in the B direction (see Figures 1 and 2). 3.11Column The unit of the number of cargo positions in the L direction (see Figures 1 and 2). 3.12Layer The unit of the number of cargo positions in the height direction of the shelf (see Figures 1 and 2). (B direction shaved) People out of the warehouse 3.13 Operation cycle (Flat view) (L direction cross-section) JB/T9018—1999 The whole process of the stacker returning to the original position after completing a storage and retrieval of goods from the original position. The whole process of the stacker completing a single storage (or retrieval) of goods from the original position is a single operation cycle. The whole process of the stacker completing the storage and retrieval of goods from the original position is a compound operation cycle. 3.14 Operation cycle time The time required for a stacker operation cycle (in a warehouse with a lane conversion device, it should also include the stacker's lane change time). 3.15 Original position The position of the stacker before entering and exiting the warehouse. 4 Unit cargo 4.1 The weight of the unit cargo (including the weight of the pallet) is not allowed to exceed the rated lifting capacity of the stacker. 4.2 The length and width dimensions of the unit cargo are recommended to be: 800mm×1000mm: 800mm×1200mm; 1000mm×1200mm. 4.3 The deviation of the overall dimensions of the unit cargo shall not exceed 5mm. 5 ShelvesbZxz.net 5.1 Structural calculation When the shelf structure adopts ordinary steel materials, it shall comply with the provisions of GBJ17; when thin-walled steel is used, it shall comply with the provisions of GBJ18. 5.2 Materials The main load-bearing structural parts in the shelf structure should generally adopt Q235-A or Q235-A·F in GB/T7001988. Its steel should ensure the tensile strength, elongation, yield point and the limit content of sulfur and phosphorus. The carbon limit content should be guaranteed for welded structural parts. Components that need to be cold-formed should also have a qualified guarantee for cold-bending tests. When the working environment temperature is equal to or lower than -20℃, the load-bearing shelf structural parts must use calm steel, and the impact toughness of the steel at the corresponding use temperature should not be less than 0.30N·m/mm2.5.3 Shelf load The load and loading rate of the separated shelf are as specified in Table 1. Table 1 Type of load Normal working load Special load The load of the integral shelf should be adopted in accordance with the provisions of GBJ9. 5.4 Dimension Code 5.4.1 Integral Shelves For the dimension codes and representation of integral shelves, see Table 2 and Figure 1. 4 Loading Rate % Separate Shelves JB/T9018-1999 For the dimension codes and representation of separate shelves, see Table 3 and Figure 2. Table 3 6 Stackers Rated Lifting Weight The rated lifting weight of the stacker shall comply with the provisions of Table 4. Table 4 Building selection Unitized type Building selection-unit mixed type Note: When the weight of the unit cargo is greater than 2t: it should comply with the speed specified in GB/T783 The rated speed of each mechanism of the stacker should comply with the provisions of Table 5, Table 5 Horizontal running speed Full length in the warehouse Full length of the shelf Empty length at the entry and exit end Empty length at the non-entry and exit end Full width at the entry and exit end Full width at the non-entry and exit end Full height in the warehouse Full length of the shelf Full width of the shelf Full height of the shelf Rated lifting capacityt 0.1, 0.25 0.1, 0.25, 0.5, 1, 1 .6,2 Speed value m/min 25,31.5,40,50,63,80,100,125,1605 Lifting speed V Fork extension speed 6.3 Parameter selection for structural calculation 6.3.1 Design operating cycle number JB/T9018—1999 6.3,8,10,12.5,16,20,25,31.5 5,6.3,8,10,12.5,16,20 The design operating cycle number is the basis for calculating the fatigue strength of the structure and the life of the mechanical part, and should be calculated according to the following requirements 6.3.1.1 When the use conditions are clear, calculate the operating cycle number according to the use conditions. 6.3.1.2 In the case of unclear use conditions, 5×105 is used as the design operating cycle number of the stacker, and then the maximum operating cycle number of each mechanism is calculated. 6.3.2 Additional load factor The additional load factor when calculating stress shall comply with the provisions of GB/T3811. 6.3.3 Average operating acceleration (deceleration) speed According to the nature, state and operation mode of the stored goods, the average operating acceleration (deceleration) speed shall comply with the provisions of Table 6. Table 6 State of goods Goods are easy to scatter and drivers often ride and operate. Goods are not easy to scatter (box pallets, etc.) 6.4 Type The type of stacker shall comply with the provisions of JB/T2960. 6.5 Electrical equipment 6.5.1 Power supply Average operating acceleration (deceleration) speed m/s2 6.5.1.1 When the stacker is powered by soft cables, copper core multi-strand wires should be used. The wires are generally made of rubber insulated cables and wires. Plastic insulated wires can only be used in the driver's cab or inside the electrical control box, as well as small current circuits and control circuits. 6.5.1.2 When the stacker is powered by busbars, the collector and busbars should adopt safety protection measures such as insulating sheaths or shells. 6.5.2 Operating devices of main mechanisms 6.5.2.1 The height of the operating panel composed of buttons and operating switches from the driver's footrest should comply with the provisions of Table 7. Table 7 Driver posture Standing Operation panel height mm 600~900 1100-1300 1300~1600 Operation panel horizontal or tilted setting Operation panel vertical setting (calculated from the center of the panel)6.5.2.2 The layout and operation direction of the operation panel are shown in Figures 3 and 4, and the operation direction must be indicated on the operation panel. 6.5.2.3 The operation panel must be equipped with a button for emergency cut-off of the control main power supply in an emergency. The button should be red mushroom-shaped and should be installed on the right side in front of the driver. JB/T9018—1999 Lifting sub Cargo payment Through hitting Figure 3 Layout and operation direction of handle type operating table (single action) Lifting Cargo change (back) [left Sending Figure 4 Layout and operation direction of crank rotary operating table Note: The direction in brackets is the situation when the driver's facing direction is perpendicular to the running direction. 7 Warehouse construction 7.1 Before the shelf is installed, the allowable deviation of the ground flatness shall comply with the provisions of Table 8. Table 8 Length and width m ≤150 7.2 Under the maximum load, the settlement deformation of the shelf foundation floor shall be less than 1/1000.7.3 The lighting, HVAC and public facilities in the warehouse shall comply with relevant regulations and user requirements. 7.4 Fire protection in the warehouse shall comply with the relevant national laws and standards. 8 Safety protection devices 8.1 Operation terminal protection device Allowable deviation mm Freight price JB/T9018-1999 In order to ensure that the stacker can automatically cut off the power supply of the operating mechanism and stop the movement when it moves horizontally to the limit position, the following terminal protection devices must be installed. 8.1.1 Operation terminal speed limiter When the stacker approaches the end of the lane, the device can force the high and medium speeds in that direction to be cut off. 8.1.2 Operation terminal limiter When the stacker runs beyond the limit and collides with the vehicle block, the limiter can cut off the power supply of the operating mechanism and brake. 8.1.3 Stopper The collision load when calculating the strength of the stopper shall comply with the provisions of GB/T3811. In addition, in order to prevent the stacker from tipping over, the stopper and the stacker shall also have buffering performance. If necessary, a buffer or other device shall be installed on the top of the terminal. 8.2 Lifting limiter In order to prevent the over-lifting and over-dropping of goods, the stacker must be equipped with: upper limit limiter, no less than 2: lower limit limiter, no less than 1. 8.3 Cargo position detector In order to ensure the normal operation of entering and leaving the warehouse, the automatically controlled stacker must be equipped with a cargo position detector that can automatically determine whether there are goods at the delivery address. 8.4 Rope breaking protection device Stackers without cab lifting should be equipped with rope breaking protection devices to prevent the cargo platform from falling due to the breaking of the lifting wire rope or chain. 8.5 Speed-limiting anti-falling device Stackers with cab lifting must be equipped with speed-limiting anti-falling devices. When the cargo platform descends at a speed exceeding 1.15 times the rated speed due to brake failure or damage to the load-bearing parts, the descending movement of the cargo platform should be stopped and the control circuit should be cut off at the same time. 8.6 Wire rope loosening and overload protection device To prevent the wire rope tension from being too large or too small and affecting the normal operation of the stacker, wire rope loosening and overload protection devices must be installed. 8.7 Interlock protection Stackers must be equipped with electrical interlocks to ensure that the horizontal operating mechanism of the stacker and the lifting (or lowering) high-speed part of the lifting mechanism are powered off when the forks are extended (not reset to zero). 8.8 Safety ladder Stackers should have safety ladders that enable operators to safely evacuate the cargo platform (driver's cab) in the event of an accident. 9 Related dimensions between building structure, shelves and stackers 9.1 At the horizontal operation terminal of the stacker (when the stacker and the vehicle stop are in a compressed state), the minimum distance between the outermost part of the stacker below 1800mm above the ground and the building must be greater than 400mm (see Figure 5). 8 JB/T9018-1999 9.2 The distance from the top surface of the split shelf to the lower chord of the roof truss shall meet the installation requirements, but shall not be less than 200mm (see Figure 2). 9.3 The gap between the outermost side of the stacker along the width of the aisle and the shelf column or goods is generally selected in the range of 50~100mm, but shall not be less than 50mm. Relationship between cargo grid and goods 10.1 Code The relationship between cargo grid and goods is shown in Table 9 and Figures 6 and 7. Table 9 10.2 Dimensions Cargo length Effective length of cargo compartment Lateral clearance Width of supported cargo Horizontal clearance between cargo Cargo width Effective width of cargo compartment 10.2.1 Lateral clearance a3 is generally selected within the range of 50~100mm. 10.2.2 Width a4 of supported cargo must be greater than lateral clearance at. Code Front clearance Rear clearance Cargo height Vertical clearance above unit cargo Vertical clearance below unit cargo 10.2.3Vertical clearance above unit cargo hz should ensure that the cargo does not collide with the shelf structure when entering and exiting the cargo position. 10.2.4 Vertical clearance h below unit cargo. To ensure that the stacker fork can freely enter and exit the shelf to store and retrieve cargo, the in-and-out capacity The in-and-out capacity is calculated according to formula (1): Where: n Number of unit cargo (or pallets) entering (or leaving) the warehouse per hour: Average operation cycle time, s. JB/T9018-1999 The average operation cycle time can be divided into the average single operation cycle time and the average compound operation cycle time according to the different operations. The calculation method of the average single operation cycle time is shown in Figure 8 and formula (2), and the calculation method of the average compound operation cycle time is shown in Figure 9 and formula (3). [t(p,)+t(p,)]+i Where: tml Average single operation cycle time: Where: m2 Time for the stacker to run back and forth (horizontally, lifting) from the original position to point p: Time for the stacker to run back and forth (horizontally, lifting) from the original position to point P: (2) The sum of the fixed action time in a single operation cycle (including positioning, cargo position detection, fork operation cycle, etc.). tm2=t(pr:P2)+102 Average composite operation cycle time: t(pr:p2) Time for the stacker to run (horizontally, lifting) from the original position to point p, then to point p2, and finally return to the original position; The sum of the fixed action time in a composite operation cycle (including positioning, cargo position detection, fork operation cycle, etc.). (Towards the opening of the cargo compartment) (1) Part without horizontal tie rods Toutouzhipin (3) Multi-position storage in the cargo compartment (2) Part with horizontal tie rods Didididi (In the width direction of the cargo compartment)p2) The time it takes for the stacker to run (horizontally, lifting) from the original position to point p, then to point p2, and finally return to the original position; The total fixed action time in the compound operation cycle (including positioning, cargo position detection, cargo fork operation cycle, etc.). (Direction of the cargo compartment opening) (1) Part without horizontal tie rod Tuochou Zhipin (3) Multi-cargo storage in the cargo compartment (2) Part with horizontal tie rod DiDiDiDi (Direction of cargo compartment width) Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.