JB/T 11269-2011 PDF English
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JB
MACHINERY INDUSTRY STANDARD
ICS 53.080
J 83
File No.. 34937-2012
Replacing JB/T 5319.2-1991
Storage/Retrieval machine - Safety code
Issued on. DECEMBER 20, 2011
Implemented on. APRIL 01, 2012
Issued by. Ministry of Industry and Information Technology of the People's
Republic of China.
Table of Contents
Foreword... 4
1 Scope... 5
2 Normative references... 5
3 General requirements... 5
4 Safety requirements for structural design... 6
5 Safety requirements for the operation of two or more stackers in the same lane... 9
6 Requirements for protective devices... 10
7 Safety signs... 14
8 Use requirements... 15
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard replaces JB/T 5319.2-1991 "Rail guided stacker crane Safety code".
Compared with JB/T 5319.2-1991, the main technical changes in this Standard are as
follows.
- Change the standard's name from "Rail guided stacker crane Safety code" to
"Storage/Retrieval machine - Safety code";
- Modify the requirements for structural welding (3.3 of this Edition, 3.2.2~3.2.4 of
Edition 1991);
- Modify the requirements for cab headroom (4.2.4 of this Edition, 4.2.4 of Edition
1991);
- Add relevant provisions for "straight ladder" (4.4 of this Edition);
- Add relevant provisions for "4.6 Reel";
- Add "safety requirements for two or more stacker cranes operating in the same
lane" (5.2 of this Edition);
- Revise the requirements for overspeed protection devices and catchers (6.1.3.3 of
this Edition, 5.1.1.2 of Edition 1991);
- Add Chapter 7 "Safety signs";
- Revise the requirements for drivers (8.1 of this Edition, 6.2 of Edition 1991).
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of Technical Committee for
Standardization of Machinery Industry Logistics Warehousing Equipment
(CMIF/TC10).
Main drafting organizations of this Standard. Beijing Hoisting and Transportation
Machinery Design and Research Institute.
Main drafters of this Standard. Chen Dixin, Xu Qingcai.
Version of standard substituted by this document is.
- JB/T 5319.2-1991.
Storage/Retrieval machine - Safety code
1 Scope
This Standard specifies the safety requirements for the design, manufacture and use of
storage/retrieval machine.
This Standard applies to the storage/retrieval machine in three-dimensional warehouses
(hereinafter referred to as the stacker).
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 2893, Safety colors
GB 2894, Safety signs and guideline for the use
GB/T 3323-2005, Radiographic examination of fusion welded joints in metallic
materials
GB/T 3811, Design rules for cranes
GB/T 4205, Basic and safety principles for man-machine interface (MMI), marking
and identification - Actuating principles
GB/T 5972, Cranes - Wire ropes - Care and maintenance, inspection and discard
GB 6067.1-2010, Safety rules for lifting appliances - Part 1.General
3 General requirements
3.1 The strength, rigidity and stability of the stacker and its parts and components shall
meet the requirements of GB/T 3811.
3.2 For main stress components, such as the following beams, columns, upper beams,
cargo platforms, hoisting mechanisms, the quality of the butt welds shall comply with
the requirements of Class II welds in GB/T 3323-2005.
3.3 Welding of structural parts shall comply with the provisions of GB 6067.1.
3.6 The installation of the electrical equipment of the stacker shall comply with the
provisions of GB 50254.
4 Safety requirements for structural design
4.1 General requirements
The stacker shall be provided with devices to prevent overturning and derailment.
4.2 Requirements for cab design
4.2.1 The driver's cab shall have a good view for easy operation and maintenance.
4.2.2 The window material installed in the driver's cab shall be made of safe shock-
proof material. It shall have good transparency.
4.2.3 The floor of the driver's cab shall be made of non-slip and insulating materials.
4.2.7 The driver's cab shall not be made of flammable materials.
4.2.8 The lighting of the driver's cab must enable the driver to complete the normal
operation of the console. The illumination shall not be lower than 301x.
4.2.9 Emergency lighting shall be provided in the driver's cab.
4.2.10 The driver's cab must be equipped with an emergency stop button and a fire
extinguisher.
4.3 Console
4.3.1 Start and emergency stop buttons and electric locks shall be installed on the
console. The key must be inserted into the lock to turn on the power. Take out the key
to power off.
4.4 Straight ladder
4.4.1 Stackers with a height of more than 5m shall be equipped with straight ladders.
4.4.2 The height of a single step shall not be greater than 0.3m. The depth shall not be
less than 0.15m.
4.4.3 Straight ladders shall be provided with safety rings or safety ropes to prevent
falling.
4.4.4 The safety ring is installed from a height of 2.5m. The distance between the safety
rings shall not be greater than 0.9m. The safety ring is connected by at least three
vertical bars. One of the vertical bars shall be aligned with the vertical centerline of the
vertical ladder. The diameter of the safety ring shall not be less than 0.8m. The strength
of the safety ring shall be able to withstand a force of 1000N without obvious
deformation.
4.5 Brake
4.5.1 The lifting mechanism, running mechanism and fork telescopic mechanism of the
stacker must be equipped with brakes. The brakes must be normally closed, adjustable
and reliable in all conditions.
4.5.2 The braking torque M of the hoisting mechanism brake shall meet the
requirements of formula (1).
Where,
M - The braking torque of the brake, in Newton meters (N·m);
M1 - The static torque on the brake shaft at full load, in Newton meters (N·m);
K - The brake safety factor.
The brake safety factor K is selected according to the following conditions.
a) Take 1.5~1.75 for the lifting mechanism without lifting cab;
b) Take 1.75~2 for the lifting mechanism with lifting cab.
4.6 Reel
4.6.1 If the reel wire rope is wound more than one layer, a wire arrangement or
automatic guide device and a rope winding system shall be provided.
4.7 Carrying wire rope (or carrying chain)
4.7.1 The wire rope selected for the hoisting mechanism shall comply with the
provisions of GB 8918.It must have product inspection certificate.
4.7.2 The breaking force Sp of the load-bearing wire rope shall comply with the formula
(2).
4.7.4 When selecting a load-bearing wire rope, the pulley shall be provided with a
device to prevent the wire rope from falling off the pulley groove.
4.7.5 When selecting a load-bearing chain, ensure that the chain drives smoothly on the
sprocket. Prevent jumping. Effective safety devices shall be set up and shall comply
with the provisions of GB/T 3811.
4.8 Requirements for electrical equipment safety
4.8.1 The installation of the electrical equipment of the stacker must comply with the
provisions of GB 50254.
4.8.2 A power switch shall be set on the stacker.
4.8.3 The wires and cables on the stacker shall not be exposed. Protective measures
shall be taken. When the stacker's power line and control line swing, it shall not exceed
the stacker's contour line in the width direction of the roadway. Do not rub against other
objects during moving.
4.8.7 The grounding resistance of the stacker shall not be greater than 4Ω.
5 Safety requirements for the operation of two or more
stackers in the same lane
5.1 The stacker must be provided with an isolating switch to cut off the power supply
of the stacker. If there are two stackers running in the same roadway, power supply
systems shall be set up respectively.
5.2 Anti-collision device must be installed when two stackers run in the same tunnel.
The minimum safe distance between the two stackers (the distance after the final stop)
shall be greater than 1m.
5.3 When two stackers run in the same tunnel, a buffer device shall be installed between
the two stackers.
6 Requirements for protective devices
6.1 Speed-limiting anti-fall device
6.1.1 The stacker must be equipped with a speed-limiting anti-fall device.
6.1.2 When the descending speed of the cargo platform exceeds 1.15 times the specified
rated speed due to the failure of the brake or the breaking of the load wire rope (chain),
the cargo platform shall be able to stop the descending motion immediately and cut off
the control circuit. The function of the speed-limiting anti-fall device is realized by the
overspeed protection device or the broken rope protection device.
6.1.8 The fixing of the traction wire rope of the overspeed protection device shall be
safe and reliable.
6.1.9 When the tension of the traction wire rope of the overspeed protection device is
weakened, it shall be able to automatically cut off the power supply of the hoisting
motor.
6.1.10 The overspeed protection device shall have speed adjustment means and shall be
sealed after the test.
6.1.11 When the load-bearing wire rope or the hoisting chain is broken, the broken rope
protection device shall be able to act reliably. The braking force generated by the broken
rope protection device shall meet the requirements of 6.1.6.
6.2 Overload protection device
6.2.1 Requirements for mechanical overload protection devices.
6.2.2 Requirements for electronic overload protection devices.
6.3 Loose rope protector
The stacker shall be equipped with a device that can automatically cut off the power
supply of the hoisting motor when the tension of the load-bearing wire rope is weakened.
6.4 Safety protection of fork telescopic mechanism
The fork telescopic mechanism shall be provided with a fork torque limiter that can
prevent damage to the mechanism when the fork telescopic is blocked.
6.5 Lift terminal limiter
6.5.1 The stacker shall be equipped with protective devices to prevent the cargo
platform from exceeding the upper and lower limit positions. When the cargo platform
reaches or exceeds the upper limit or lower limit position, the device shall be able to
automatically cut off the power supply of the hoisting motor.
6.6 Running end limiter
6.6.1 The running end limiter shall contain at least one electrical (end limit switch) and
mechanical (vehicle block, buffer) or other form of end limiter.
6.6.2 Act on a travel end limiter (such as vehicle block). The horizontal force along the
running direction of the stacker shall be calculated according to the actual collision
speed (but not less than 70% of the rated running speed) after the deceleration of the
stacker.
6.7 Speed limiter (forced speed change switch)
When the stacker walks or lifts to the speed limiter, it shall be able to automatically
switch to low speed.
6.8 Fork telescopic travel limiter
When the fork is extended to the maximum stroke or reset to the center, the limiter shall
be able to act on its own.
6.9 Fork overtravel stop (fork overtravel stop)
The stacker shall be equipped with a fork travel stop that prevents the telescopic fork
from disengaging from the fixed fork.
6.10 Emergency stop button
The stacker must be equipped with an emergency stop button. In an emergency, the
main power supply of the stacker shall be able to be cut off.
6.11 Electrical interlock protection
6.11.1 When the door of the driver's cab on the stacker is not closed, the power of the
stacker shall not be turned on.
6.11.4 Interlocks shall be provided for the horizontal operation of the stacker, the
vertical lift of the cargo platform and the telescopic fork. When the fork is out of the
original position, the operation of the stacker and the high-speed lifting and lowering
that affect the safety are not allowed.
6.11.5 The control circuit shall have the following conventional interlocking and
protection. voltage loss protection, zero position protection of operation switch, motor
forward and reverse interlocking, interlocking of different speed levels, short circuit
and overcurrent protection.
6.12 Sound and light alarm device
The stacker must be equipped with a corresponding alarm device that can distinguish
the working, standby and fault states of the stacker.
6.13 Detection device for cargo abnormal position
The stacker shall be equipped with a detection device for the shape and position of the
cargo.
7 Safety signs
7.1 General
There shall be safety signs for the dangerous parts of the stacker. The safety signs shall
comply with the provisions of GB 2894 and GB 15052.The color of safety signs shall
comply with the provisions of GB 2893.
7.2 Warning signs
There shall be the following signs in the obvious position of the stacker (with a warning
color bar if necessary).
7.3 Other signs
7.3.1 To avoid danger to the staff, reminder signs shall be set up in conspicuous places
close to the staff, such as safe work procedures, safe passages under staying-away,
emergency states.
8 Use requirements
8.1 Requirements for driver
The stacker shall meet the requirements for drivers in GB 6067.1-2011.
8.2 Requirements for user
JB/T 11269-2011
JB
MACHINERY INDUSTRY STANDARD
ICS 53.080
J 83
File No.. 34937-2012
Replacing JB/T 5319.2-1991
Storage/Retrieval machine - Safety code
Issued on. DECEMBER 20, 2011
Implemented on. APRIL 01, 2012
Issued by. Ministry of Industry and Information Technology of the People's
Republic of China.
Table of Contents
Foreword... 4
1 Scope... 5
2 Normative references... 5
3 General requirements... 5
4 Safety requirements for structural design... 6
5 Safety requirements for the operation of two or more stackers in the same lane... 9
6 Requirements for protective devices... 10
7 Safety signs... 14
8 Use requirements... 15
Foreword
This Standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This Standard replaces JB/T 5319.2-1991 "Rail guided stacker crane Safety code".
Compared with JB/T 5319.2-1991, the main technical changes in this Standard are as
follows.
- Change the standard's name from "Rail guided stacker crane Safety code" to
"Storage/Retrieval machine - Safety code";
- Modify the requirements for structural welding (3.3 of this Edition, 3.2.2~3.2.4 of
Edition 1991);
- Modify the requirements for cab headroom (4.2.4 of this Edition, 4.2.4 of Edition
1991);
- Add relevant provisions for "straight ladder" (4.4 of this Edition);
- Add relevant provisions for "4.6 Reel";
- Add "safety requirements for two or more stacker cranes operating in the same
lane" (5.2 of this Edition);
- Revise the requirements for overspeed protection devices and catchers (6.1.3.3 of
this Edition, 5.1.1.2 of Edition 1991);
- Add Chapter 7 "Safety signs";
- Revise the requirements for drivers (8.1 of this Edition, 6.2 of Edition 1991).
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of Technical Committee for
Standardization of Machinery Industry Logistics Warehousing Equipment
(CMIF/TC10).
Main drafting organizations of this Standard. Beijing Hoisting and Transportation
Machinery Design and Research Institute.
Main drafters of this Standard. Chen Dixin, Xu Qingcai.
Version of standard substituted by this document is.
- JB/T 5319.2-1991.
Storage/Retrieval machine - Safety code
1 Scope
This Standard specifies the safety requirements for the design, manufacture and use of
storage/retrieval machine.
This Standard applies to the storage/retrieval machine in three-dimensional warehouses
(hereinafter referred to as the stacker).
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 2893, Safety colors
GB 2894, Safety signs and guideline for the use
GB/T 3323-2005, Radiographic examination of fusion welded joints in metallic
materials
GB/T 3811, Design rules for cranes
GB/T 4205, Basic and safety principles for man-machine interface (MMI), marking
and identification - Actuating principles
GB/T 5972, Cranes - Wire ropes - Care and maintenance, inspection and discard
GB 6067.1-2010, Safety rules for lifting appliances - Part 1.General
3 General requirements
3.1 The strength, rigidity and stability of the stacker and its parts and components shall
meet the requirements of GB/T 3811.
3.2 For main stress components, such as the following beams, columns, upper beams,
cargo platforms, hoisting mechanisms, the quality of the butt welds shall comply with
the requirements of Class II welds in GB/T 3323-2005.
3.3 Welding of structural parts shall comply with the provisions of GB 6067.1.
3.6 The installation of the electrical equipment of the stacker shall comply with the
provisions of GB 50254.
4 Safety requirements for structural design
4.1 General requirements
The stacker shall be provided with devices to prevent overturning and derailment.
4.2 Requirements for cab design
4.2.1 The driver's cab shall have a good view for easy operation and maintenance.
4.2.2 The window material installed in the driver's cab shall be made of safe shock-
proof material. It shall have good transparency.
4.2.3 The floor of the driver's cab shall be made of non-slip and insulating materials.
4.2.7 The driver's cab shall not be made of flammable materials.
4.2.8 The lighting of the driver's cab must enable the driver to complete the normal
operation of the console. The illumination shall not be lower than 301x.
4.2.9 Emergency lighting shall be provided in the driver's cab.
4.2.10 The driver's cab must be equipped with an emergency stop button and a fire
extinguisher.
4.3 Console
4.3.1 Start and emergency stop buttons and electric locks shall be installed on the
console. The key must be inserted into the lock to turn on the power. Take out the key
to power off.
4.4 Straight ladder
4.4.1 Stackers with a height of more than 5m shall be equipped with straight ladders.
4.4.2 The height of a single step shall not be greater than 0.3m. The depth shall not be
less than 0.15m.
4.4.3 Straight ladders shall be provided with safety rings or safety ropes to prevent
falling.
4.4.4 The safety ring is installed from a height of 2.5m. The distance between the safety
rings shall not be greater than 0.9m. The safety ring is connected by at least three
vertical bars. One of the vertical bars shall be aligned with the vertical centerline of the
vertical ladder. The diameter of the safety ring shall not be less than 0.8m. The strength
of the safety ring shall be able to withstand a force of 1000N without obvious
deformation.
4.5 Brake
4.5.1 The lifting mechanism, running mechanism and fork telescopic mechanism of the
stacker must be equipped with brakes. The brakes must be normally closed, adjustable
and reliable in all conditions.
4.5.2 The braking torque M of the hoisting mechanism brake shall meet the
requirements of formula (1).
Where,
M - The braking torque of the brake, in Newton meters (N·m);
M1 - The static torque on the brake shaft at full load, in Newton meters (N·m);
K - The brake safety factor.
The brake safety factor K is selected according to the following conditions.
a) Take 1.5~1.75 for the lifting mechanism without lifting cab;
b) Take 1.75~2 for the lifting mechanism with lifting cab.
4.6 Reel
4.6.1 If the reel wire rope is wound more than one layer, a wire arrangement or
automatic guide device and a rope winding system shall be provided.
4.7 Carrying wire rope (or carrying chain)
4.7.1 The wire rope selected for the hoisting mechanism shall comply with the
provisions of GB 8918.It must have product inspection certificate.
4.7.2 The breaking force Sp of the load-bearing wire rope shall comply with the formula
(2).
4.7.4 When selecting a load-bearing wire rope, the pulley shall be provided with a
device to prevent the wire rope from falling off the pulley groove.
4.7.5 When selecting a load-bearing chain, ensure that the chain drives smoothly on the
sprocket. Prevent jumping. Effective safety devices shall be set up and shall comply
with the provisions of GB/T 3811.
4.8 Requirements for electrical equipment safety
4.8.1 The installation of the electrical equipment of the stacker must comply with the
provisions of GB 50254.
4.8.2 A power switch shall be set on the stacker.
4.8.3 The wires and cables on the stacker shall not be exposed. Protective measures
shall be taken. When the stacker's power line and control line swing, it shall not exceed
the stacker's contour line in the width direction of the roadway. Do not rub against other
objects during moving.
4.8.7 The grounding resistance of the stacker shall not be greater than 4Ω.
5 Safety requirements for the operation of two or more
stackers in the same lane
5.1 The stacker must be provided with an isolating switch to cut off the power supply
of the stacker. If there are two stackers running in the same roadway, power supply
systems shall be set up respectively.
5.2 Anti-collision device must be installed when two stackers run in the same tunnel.
The minimum safe distance between the two stackers (the distance after the final stop)
shall be greater than 1m.
5.3 When two stackers run in the same tunnel, a buffer device shall be installed between
the two stackers.
6 Requirements for protective devices
6.1 Speed-limiting anti-fall device
6.1.1 The stacker must be equipped with a speed-limiting anti-fall device.
6.1.2 When the descending speed of the cargo platform exceeds 1.15 times the specified
rated speed due to the failure of the brake or the breaking of the load wire rope (chain),
the cargo platform shall be able to stop the descending motion immediately and cut off
the control circuit. The function of the speed-limiting anti-fall device is realized by the
overspeed protection device or the broken rope protection device.
6.1.8 The fixing of the traction wire rope of the overspeed protection device shall be
safe and reliable.
6.1.9 When the tension of the traction wire rope of the overspeed protection device is
weakened, it shall be able to automatically cut off the power supply of the hoisting
motor.
6.1.10 The overspeed protection device shall have speed adjustment means and shall be
sealed after the test.
6.1.11 When the load-bearing wire rope or the hoisting chain is broken, the broken rope
protection device shall be able to act reliably. The braking force generated by the broken
rope protection device shall meet the requirements of 6.1.6.
6.2 Overload protection device
6.2.1 Requirements for mechanical overload protection devices.
6.2.2 Requirements for electronic overload protection devices.
6.3 Loose rope protector
The stacker shall be equipped with a device that can automatically cut off the power
supply of the hoisting motor when the tension of the load-bearing wire rope is weakened.
6.4 Safety protection of fork telescopic mechanism
The fork telescopic mechanism shall be provided with a fork torque limiter that can
prevent damage to the mechanism when the fork telescopic is blocked.
6.5 Lift terminal limiter
6.5.1 The stacker shall be equipped with protective devices to prevent the cargo
platform from exceeding the upper and lower limit positions. When the cargo platform
reaches or exceeds the upper limit or lower limit position, the device shall be able to
automatically cut off the power supply of the hoisting motor.
6.6 Running end limiter
6.6.1 The running end limiter shall contain at least one electrical (end limit switch) and
mechanical (vehicle block, buffer) or other form of end limiter.
6.6.2 Act on a travel end limiter (such as vehicle block). The horizontal force along the
running direction of the stacker shall be calculated according to the actual collision
speed (but not less than 70% of the rated running speed) after the deceleration of the
stacker.
6.7 Speed limiter (forced speed change switch)
When the stacker walks or lifts to the speed limiter, it shall be able to automatically
switch to low speed.
6.8 Fork telescopic travel limiter
When the fork is extended to the maximum stroke or reset to the center, the limiter shall
be able to act on its own.
6.9 Fork overtravel stop (fork overtravel stop)
The stacker shall be equipped with a fork travel stop that prevents the telescopic fork
from disengaging from the fixed fork.
6.10 Emergency stop button
The stacker must be equipped with an emergency stop button. In an emergency, the
main power supply of the stacker shall be able to be cut off.
6.11 Electrical interlock protection
6.11.1 When the door of the driver's cab on the stacker is not closed, the power of the
stacker shall not be turned on.
6.11.4 Interlocks shall be provided for the horizontal operation of the stacker, the
vertical lift of the cargo platform and the telescopic fork. When the fork is out of the
original position, the operation of the stacker and the high-speed lifting and lowering
that affect the safety are not allowed.
6.11.5 The control circuit shall have the following conventional interlocking and
protection. voltage loss protection, zero position protection of operation switch, motor
forward and reverse interlocking, interlocking of different speed levels, short circuit
and overcurrent protection.
6.12 Sound and light alarm device
The stacker must be equipped with a corresponding alarm device that can distinguish
the working, standby and fault states of the stacker.
6.13 Detection device for cargo abnormal position
The stacker shall be equipped with a detection device for the shape and position of the
cargo.
7 Safety signs
7.1 General
There shall be safety signs for the dangerous parts of the stacker. The safety signs shall
comply with the provisions of GB 2894 and GB 15052.The color of safety signs shall
comply with the provisions of GB 2893.
7.2 Warning signs
There shall be the following signs in the obvious position of the stacker (with a warning
color bar if necessary).
7.3 Other signs
7.3.1 To avoid danger to the staff, reminder signs shall be set up in conspicuous places
close to the staff, such as safe work procedures, safe passages under staying-away,
emergency states.
8 Use requirements
8.1 Requirements for driver
The stacker shall meet the requirements for drivers in GB 6067.1-2011.
8.2 Requirements for user
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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