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GB/T 35739-2017 PDF in English


GB/T 35739-2017 (GB/T35739-2017, GBT 35739-2017, GBT35739-2017)
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GB/T 35739-2017: PDF in English (GBT 35739-2017)

GB/T 35739-2017
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 53.080
J 83
Continuous vertical conveyor for unit goods in logistics
warehousing distribution center
ISSUED ON: DECEMBER 29, 2017
IMPLEMENTED ON: JULY 01, 2018
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine of the People's Republic of Chinn;
Standardization Administration of the People's Republic of China.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Terms and definitions ... 5
4 Types and basic parameters ... 5
5 Technical requirements ... 7
6 Test methods ... 11
7 Inspection rules ... 14
8 Marks, packaging, transportation and storage ... 16
Amendment No. 1 for GB/T 35739-2017 "Continuous vertical conveyor for unit goods
in logistics warehousing distribution center" ... 18
Continuous vertical conveyor for unit goods in logistics
warehousing distribution center
1 Scope
This document specifies the terms, types, basic parameters, technical requirements, test
methods, inspection rules, marks, packaging, transportation and storage for continuous
vertical conveyor for unit goods.
This Standard applies to the conveyors that convey the unit goods in layers along the
vertical direction (hereinafter referred to as "conveyors"). Other continuous vertical
conveyors can use this Standard as reference.
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 and storage marks
GB/T 700-2006, Carbon structural steels
GB/T 755, Rotating electrical machines - Rating and performance
GB/T 1243, Short-pitch transmission precision roller and bush chains, attachments
and associated chain sprockets
GB/T 4942.1-2006, Degrees of protection provided by the integral design of rotating
electrical machines (IP code) - Classification
GB 5226.1-2008, Electrical safety of machinery - Electrical equipment of machines
- Part 1: General requirements
GB/T 6892-2015, Wrought aluminium and aluminium alloys extruded profiles for
general engineering
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
GB/T 9286-1998, Paints and varnishes - Cross cut test for films
GB/T 13306, Plates
GB/T 13384, General specifications for packing of mechanical and electrical
product
GB/T 19418-2003, Arc-welded joints in steel - Guidance on quality levels for
imperfections
GB/T 21776, Standard guide for testing coating powders and powders coatings
GB/T 23580, Continuous handling equipment - Safety code - Special rules
JGJ 82, Strength bolted connections technical regulations
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1 unit goods
A single regular item that can be conveyed or a single conveyed item formed in a
container.
3.2 carrying device
A device capable of carrying an item and operating with a lift traction part.
3.3 conveying speed
The speed at which the carrying device is running.
3.4 conveying rate
The number of pieces conveyed in a unit time.
4 Types and basic parameters
4.1 Types
Conveyors are divided into type Z, type C, type E according to the conveying method,
as shown in Figure 1.
5 Technical requirements
5.1 Working environment conditions
5.1.1 The working environment temperature is -5℃~+40℃.
5.1.2 The altitude of installation and use site shall not exceed 1000m. When it exceeds
1000m, the capacity of the motor shall be verified according to the provisions of GB/T
755.
5.1.3 The power supply is three-phase AC. The frequency is 50Hz. The voltage is 380V.
The allowable deviation of voltage fluctuation is ±10%.
NOTE: When the working environment conditions exceed the above range, it shall be resolved
through consultation between the user and the manufacturer.
5.2 Overall performance
5.2.1 The conveyor shall run smoothly without abnormal noise.
5.2.2 When the conveyor is running, there shall be no jamming and falling of goods.
5.2.3 The connection point between the carrying device and the lifting traction part in
the vertical lifting section shall be in a horizontal state. There is no obvious concave
phenomenon in the middle when loading.
5.2.4 The conveyor control system shall be set to three operating modes: automatic
mode, manual mode, and maintenance state mode.
5.2.5 When the conveyor is running at full load, the deviation between the actual
conveying speed and the designed conveying speed shall not be greater than ±5%.
5.2.6 The conveying rate of the conveyor shall meet the design requirements.
5.2.7 The noise sound pressure level of the conveyor during operation shall not exceed
75dB(A).
5.3 Main parts
5.3.1 Traction part
When metal chains are used as traction parts, the chains shall meet the requirements of
GB/T 1243.
5.3.2 Carrying device
The mechanical properties of the material for the carrying device shall not be lower
than Q235A specified in GB/T 700-2006 and 6061 specified in GB/T 6892-2015.
5.3.3 Lifting transmission mechanism
5.3.3.1 The chain wheels on both sides of the main drive shaft shall be installed to
ensure that the sprockets are synchronized. The mechanical properties of the material
for the chain wheels shall not be lower than Q235A specified in GB/T 700-2006.
5.3.3.2 The horizontal and vertical sections of the chain shall be provided with chain
guide grooves. The interface between the rails shall be flush.
5.3.3.3 The chain tensioning mechanism shall be easy to adjust. Chain tension is
moderate.
5.3.4 Frame
5.3.4.1 The mechanical properties of the materials such as frame columns, beams and
diagonal braces shall not be lower than Q235A specified in GB/T 700-2006.
5.3.4.2 When the frame is welded, the quality level of the weld seam of the weldment
shall not be lower than level C specified in GB/T 19418-2003.
5.3.4.3 When the frame is connected with high-strength bolts, the connection strength
shall not be lower than the provisions in JGJ 82.
5.3.5 Drive device
5.3.5.1 The drive device shall run smoothly without crawling. The reducer shall have
no oil leakage.
5.3.5.2 The protection level of the motor shall not be lower than the IP54 specified in
GB/T 4942.1-2006.
5.4 Surface coating
5.4.1 Before painting, the structural parts shall be de-rusted. The processing level shall
meet the requirements of level and level St3 in GB/T 8923.1-2011.
5.4.2 The adhesion of the paint film shall meet the level 2 specified in GB/T 9286-1998.
The surface of the coating shall be complete and uniform, with the same color and luster.
There shall be no defects such as roughness, leaking paint, wrong paint, wrinkles,
serious sagging.
5.4.3 The appearance and adhesion of powder coating shall meet the requirements of
GB/T 21776.
5.5 Whole machine installation
5.5.1 After the whole machine is assembled, the levelness of the carrying device shall
not be greater than 3mm.
length of the goods.
5.6.5 A cargo drop detection device shall be installed in the conveyor.
5.6.6 The motor shall be a brake motor with overload, overheating and overcurrent
protection.
5.6.7 The conveyor shall be equipped with sound and light alarm devices. They shall
comply with the provisions of 10.3 Indicator lights and displays in GB 5226.1-2008.
5.6.8 Emergency stop switches shall be set near the working position of personnel, on
the operation panel (cabinet) and other appropriate positions.
5.6.9 The metal structure and electrical equipment of the conveyor shall have reliable
grounding. The grounding resistance shall not be greater than 1MΩ.
5.6.10 The selection and installation of electrical equipment and components shall
comply with the relevant provisions of GB 5226.1-2008.
6 Test methods
6.1 Visual inspection
Visually inspect whether the safety warning signs, entrance and exit protection devices,
transmission protection devices, outer protection facilities, chain guides, and the
interface between the guide rails meet the requirements.
The conveyor shall run smoothly, without crawling and abnormal noise.
The reducer has no oil leakage.
6.2 Level state testing of carrying device
Check whether the connection point between the carrying device and the traction part
is in a horizontal state. Use a laser level to measure whether the carrying device and the
corresponding link of the connecting chain are the same height.
6.3 Testing of conveying speed
Check the conveying speed of the conveyor. Use handheld speedometer to determine
the rotational speed of inlet and outlet transmission shaft. Read the conveying speed, in
meters per minute.
6.4 Testing of conveying rate
Check the conveying rate of the conveyor. During the test, the carrying device that runs
horizontally is loaded with goods of rated weight. Measure the number of pieces of
GB/T 9286-1998. The measurement method for powder coating adhesion shall comply
with the provisions of GB/T 21776.
6.7 Testing of machine installation
6.7.1 Verticality measurement of column
Check frame mounting verticality. Use a plumb and a ruler to detect the vertical
deviation of the column of the frame as shown in Figure 2.
6.7.2 Measurement of frame diagonal difference
Check frame mounting diagonal deviation. Use a tape measure to measure the
difference between the diagonals of the frame as shown in Figure 3.
6.7.3 Measurement of frame beam levelness
Check frame installation levelness. Use a level to measure the height difference of the
upper plane of the frame as shown in Figure 4.
6.7.4 Synchronous testing of chain wheels on both sides of the main drive shaft
Use a laser level to measure whether the corresponding link of the chain connected to
the chain wheel in any interval is the same height.
6.7.5 Testing of chain tension
Check the proper tension of the traction parts and the motor drive chain. Press the chain
loose edge. The slack in the chain shall not exceed 4% of the chain span.
6.8 Safety performance test
6.8.1 Shape detection device test
When the conveyor is running, block the ultra-wide, ultra-long and ultra-high detection
devices. The conveyor shall stop running immediately. The sound and light alarm
device shall alarm.
6.8.2 Drop detection device
When the conveyor is in a stopped state, block the drop detection device. The conveyor
is unable to start. The sound and light alarm device shall alarm.
6.8.3 Conveyor braking ability test
Check if the conveyor motor is a brake motor. When detecting the shutdown, the
carrying device does not coast.
6.8.4 Sound and light alarm device test
requirements.
7.2.2 Type inspection items are shown in Table 6.
8 Marks, packaging, transportation and storage
8.1 Marks
Signage shall be fixed at a prominent position on the conveyor. The signage shall
comply with the provisions of GB/T 13306, and at least indicate the following contents:
a) Manufacturer’s name;
b) Product name;
c) Model;
d) Basic parameters;
e) Exit-factory serial number;
f) Production date.
8.2 Packaging
8.2.1 Conveyor packaging shall comply with the provisions of GB/T 13384.
8.2.2 The graphic signs of packaging and storage shall comply with the relevant
provisions of GB/T 191.
8.2.3 Anti-rust measures shall be taken for the exposed machined surface.
8.2.4 At least the following accompanying documents shall be attached to the delivery
of the conveyor:
a) Exit-factory certificate;
b) Instructions for use;
c) Packing list;
d) List of spare parts.
8.3 Transportation and storage
8.3.1 Each package of the conveyor shall be bundled firmly. Rainproof measures shall
be taken.
8.3.2 The transportation of the conveyor shall meet the relevant requirements of railway,
......
 
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.