GB/T 21269-2023 (GB/T21269-2023, GBT 21269-2023, GBT21269-2023) & related versions
GB/T 21269-2023. Cold chamber die casting machine
ICS 25.120.30
CCSJ61
National Standards of People's Republic of China
Replace GB/T 21269-2018
Cold chamber die casting machine
Published on 2023-09-07
2024-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Table of contents
Preface III
1 range 1
2 Normative reference documents 1
3 Terms and Definitions 1
4 Type and basic parameters 4
4.1 Type 4
4.2 Basic parameters 6
5 Technical requirements 6
5.1 General requirements 6
5.2 Appearance quality7
5.3 Accuracy7
5.4 Injection performance 7
5.5 Safety requirements 8
5.6 Completeness 8
5.7 Dry running test 8
5.8 Load operation test 8
6 Test methods 9
6.1 Basic parameters 9
6.2 Cleanliness10
6.3 Energy consumption10
6.4 Appearance quality10
6.5 Accuracy10
6.6 Injection performance10
6.7 Noise 10
6.8 Closed-loop control speed error 10
6.9 Dry running test 11
6.10 Load operation test 11
7 Inspection Rules 11
7.1 Factory inspection 11
7.2 Type inspection 11
8 Marking, packaging, transportation and storage12
Appendix A (Normative) Basic parameters of cold chamber die casting machine 13
Appendix B (normative) Accuracy and inspection methods 16
B.1 Parallelism between the working surfaces of the movable mold mounting plate and the fixed mold mounting plate 16
B.2 Parallelism between pull bars 17
B.3 Coincidence of the axis of the injection chamber and the axis of the injection piston rod17
B.4 Mold opening repeatability positioning accuracy of movable mold mounting plate 19
Reference 20
Figure 1 Schematic diagram of injection pressure/displacement/speed-time curve 3
Figure 2 Schematic diagram of horizontal cold chamber die casting machine (toggle type) 5
Figure 3 Schematic diagram of horizontal cold chamber die casting machine (without toggle type) 5
Figure 4 Schematic diagram of vertical cold chamber die casting machine 5
Figure 5 Structural diagram of the built-in clamp 7
Figure B.1 Tolerance between the working surfaces of the movable mold mounting plate and the fixed mold mounting plate 17
Figure B.2 Parallelism inspection between pull bars17
Figure B.3 Inspection of the coincidence between the axis of the injection chamber and the piston rod of the horizontal cold chamber die casting machine 18
Figure B.4 Vertical cold chamber die casting machine injection chamber axis and piston rod coincidence inspection 18
Table 1 Main injection performance of horizontal cold chamber die casting machine 7
Table 2 Main injection performance of vertical cold chamber die casting machine 8
Table A.1 Basic parameters of horizontal cold chamber die casting machine13
Table A.2 Basic parameters of vertical cold chamber die casting machine15
Table B.1 Accuracy tolerance value 16
Preface
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents"
Drafting.
This document replaces GB/T 21269-2018 "Cold Chamber Die Casting Machine". Compared with GB/T 21269-2018, except for structural adjustment and editing
In addition to the modifications, the main technical changes are as follows.
---Added normative references to GB/T 25370 and GB/T 37371-2019 (see Chapter 3);
---Changed the term "empty cycle time" (see 3.10,.2018 version of 3.10);
---Changed the definition of "accumulator" and added the term and definition of "hydraulic accumulator" (see 3.15,.2018 version of 3.15);
---Deleted the terms and definitions of "injection pressure, displacement-time curve", "slow injection speed", "pressurization time" and "fast injection pressure" (see
2018 version 3.17, 3.20, 3.24, 3.25);
---Added the terms and definitions of "injection pressure, displacement, velocity-time curve" (see 3.17);
---Added the terms and definitions, tolerances and inspection methods of "mold opening repeatable positioning accuracy" (see 3.26 and B.4);
---Added the terms and definitions and technical requirements of "built-in clamp" (see 3.27 and 5.1.17);
---Added a schematic diagram of a horizontal cold chamber die-casting machine (without toggle type) (see Figure 3);
---Changed the schematic diagram of the vertical cold chamber die casting machine (see Figure 4, Figure 3 of the.2018 version);
---Changed the energy efficiency grade requirements for die-casting machines (see 5.1.15,.2018 version of 6.1.15);
---Changed "accuracy" and its inspection method (see 5.3, 6.5, Appendix B, Chapter 5 of the.2018 edition);
---Added the main injection performance parameters of the horizontal cold chamber die casting machine with a capacity of 50000kN< F≤60000kN (see Table 1);
---Changed the "security requirements" (see 5.5, 6.4 of the.2018 version);
---Changed the "dry running test" (see 5.7, 6.6 of the.2018 version);
---Changed the "load operation test" (see 5.8, 6.7 of the.2018 version);
---Added energy consumption measurement method (see 6.3);
---Added appearance quality inspection method (see 6.4);
---Changed the noise measurement method (see 6.7, 7.1.5 of the.2018 version);
---Change the determination method of closed-loop control speed error (see 6.8, 7.4.2 of the.2018 version);
---Added dry running test method (see 6.9);
--- Added load operation test method (see 6.10);
---Added content that allows type inspection to be carried out at the user's site (see 7.2.4);
---The basic parameters of the horizontal cold chamber die casting machine have been changed (see Table A.1, Table 2 of the.2018 edition).
Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents.
This document is proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Foundry Machinery Standardization Technical Committee (SAC/TC186).
This document was drafted by. Shenzhen Lingwei Technology Co., Ltd., Guangdong Hongtu Nantong Die Casting Co., Ltd., Yizumi Co., Ltd., Suzhou
Sanji Casting Equipment Co., Ltd., Wuxi Xinjiasheng Die Casting Machine Manufacturing Co., Ltd., Ningbo Lijin Technology Co., Ltd., Shanghai Yida Machinery
Co., Ltd., Zhuhai Runxingtai Electric Co., Ltd., Guangdong Minglida Technology Co., Ltd., Shenzhen Beigong Industrial Co., Ltd., Shenzhen Zhongyan
Plastic Technology Co., Ltd., Huazhong University of Science and Technology, Shenzhen Jiuyang Machinery Equipment Co., Ltd., Shenzhen Shenshan Special Cooperation Zone Lijin Technology have
Co., Ltd., Foshan Xiongxin Die Casting Co., Ltd., Jinan Casting and Forging Institute Inspection and Testing Technology Co., Ltd., and Shenzhen Standardization Association.
The main drafters of this document. Liu Xiangshang, Pan Lingling, Xu Niansheng, Liang Shujie, Yan Feng, Gao Gao, Xu Shanxin, Li Antao, Zhang Jun, Hu Zaoren,
Wang Jicheng, Kuang Zhonghua, Cheng Zhiqiang, Cai Jiajun, Zhang Chaoyong, Wu Shusen, Chen Zhulin, Wang Hai, Yuan Fuqiang, Chen Daxian, Feng Yongsheng, Wan Shuijing, Zhou Gang,
Zhou Min, Gao Shexiao, Wang Hongfei, Zhang Jianjun, Sun Shanshan, Dan Dan, Xie Yurui, Xu Guangzhou.
This document was first published in.2007, revised for the first time in.2018, and this is the second revision.
Cold chamber die casting machine
1 Scope
This document stipulates the basic parameters, performance and safety of cold chamber die casting machines (including horizontal cold chamber die casting machines and vertical cold chamber die casting machines).
Technical requirements such as safety and environmental adaptability, describe corresponding test methods, inspection rules, and stipulate marking, packaging, transportation and storage, etc.
content.
This document applies to the design, manufacturing, acceptance, packaging, transportation and storage of cold chamber die casting machines.
2 Normative reference documents
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations
For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to
this document.
GB/T 158 T-shaped slot of machine tool table and corresponding bolts
GB/T 191 Packaging, storage and transportation pictorial mark
GB/T 1348-2019 Ductile iron castings
GB/T 1800.1 Product Geometric Specification (GPS) Linear Dimensional Tolerance ISO Code System Part 1.Tolerances, Deviations and
The basis for cooperation
GB 2893 safety color
GB 2894 Safety signs and guidelines for their use
GB/T 3766 General rules and safety requirements for hydraulic transmission systems and their components
GB/T 5226.1-2019 Mechanical and electrical safety mechanical and electrical equipment Part 1.General technical conditions
GB/T 7932 General rules and safety requirements for pneumatic systems and their components
GB/T 7935 General technical conditions for hydraulic components
GB/T 9969 General Principles of Instructions for Use of Industrial Products
GB/T 13306 Signage
GB/T 16754 Design principles for mechanical safety emergency stop function
GB/T 17421.1-1998 General principles for inspection of machine tools Part 1.Geometric accuracy of machine tools under no-load or finishing conditions
GB 20905 Safety requirements for foundry machinery
GB/T 20906 Safety technical specifications for foundry machinery, die-casting machines and die-casting units
GB/T 25370 Casting machinery terminology
GB/T 31562 Method for determination of cleanliness of foundry machinery
GB/T 37371-2019 Die-casting unit terminology
GB/T 39962-2021 Die-casting machine energy efficiency limit value and energy efficiency grade
JB/T 8356 Machine tool packaging technical conditions
3 Terms and definitions
The following terms and definitions as defined in GB/T 25370 and GB/T 37371-2019 apply to this document.
......
GB/T 21269-2018
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 25.120.30
J 61
Replacing GB/T 21269-2007
Cold Chamber Die Casting Machines
ISSUED ON: MAY 14, 2018
IMPLEMENTED ON: DECEMBER 01, 2018
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword ... 3
1 Scope ... 6
2 Normative References ... 6
3 Terms and Definitions ... 7
4 Types and Parameters ... 11
5 Precisions and Inspection Methods ... 12
6 Technical Requirements ... 19
7 Test Methods ... 23
8 Inspection Rules ... 25
9 Marking, Packaging, Transportation and Storage ... 26
Cold Chamber Die Casting Machines
1 Scope
This Standard specifies the terms and definitions, types and parameters, precisions
and inspection methods, technical requirements, test methods, inspection rules, as
well as marking, packaging, transportation and storage of cold chamber die casting
machines.
This Standard is applicable to horizontal cold-chamber diecasting machines and
vertical cold-chamber diecasting machines (hereinafter referred to as die casting
machines).
2 Normative References
The following documents are indispensable to the application of this document. In
terms of references with a specified date, only versions with a specified date are
applicable to this document. In terms of references without a specified date, the latest
version (including all the modifications) is applicable to this document.
GB/T 191 Packaging - Pictorial Marking for Handling of Goods
GB/T 1801 Geometrical Product Specifications (GPS) - Limits and Fits - Selection of
Tolerance Zones and Fits
GB 2893 Safety Colors
GB 2894 Safety Signs and Guideline for the Use
GB/T 3766 Hydraulic Fluid Power - General Rules and Safety Requirements for
Systems and Their Components
GB 5083 General Rules for Designing the Production Facilities in Accordance with
Safety and Health Requirements
GB 5226.1-2008 Electrical Safety of Machinery - Electrical Equipment of Machines -
Part 1: General Requirements
GB/T 7932 Pneumatic Fluid Power - General Rules and Safety Requirements for
Systems and Their Components
GB/T 7935 Hydraulic Fluid Power - General Requirements for Hydraulic Components
GB/T 9969 General Principles for Preparation of Instructions for Use of Industrial
3.6 Most Metal Shot Weight
Most metal shot weight refers to the maximum mass of molten metal that can be
poured into the pressure chamber at one time.
3.7 Horizontal Cold-chamber Diecasting Machine
Horizontal cold-chamber diecasting machine refers to a cold-chamber diecasting
machine with horizontally installed pressure chamber.
3.8 Vertical Cold-chamber Diecasting Machine
Vertical cold-chamber diecasting machine refers to a cold-chamber diecasting
machine with vertically installed pressure chamber.
3.9 Diameter of Pressure Chamber
Diameter of pressure chamber refers to the inner diameter of pressure chamber.
3.10 Once Dry Cycle Time
Once dry cycle time refers to the time required for each dry cycle of the die casting
machine in the operating sequence.
NOTE 1: for the horizontal cold-chamber diecasting machine, once dry cycle time refers
to: in the automatic state, the sum of the action times of mold clamping, injection,
mold opening, injection return, ejection and ejection return.
NOTE 2: for the vertical cold-chamber diecasting machine, once dry cycle time refers to:
the sum of the action times of mold clamping, injection, injection return, returning
charge, returning charge return, mold opening, ejection and ejection return.
3.11 Shot Position
Shot position refers to the position of the pressure chamber on the fixed mold mounting
plate, which is generally determined by the number and distance of the pressure
chamber located at the center of symmetry of the tie bars of the die casting machine
and the position adjustable downward from the center.
3.12 Diameter of Pressure Chamber Flange (for horizontal cold chamber
die casting machine)
Diameter of pressure chamber flange refers to the diameter of the flange of the
pressure chamber protruding from the fixed mold mounting plate when the pressure
chamber is installed on the fixed mold mounting plate.
3.13 Height of Pressure Chamber Flange (for horizontal cold chamber die
casting machine)
Height of pressure chamber flange refers to the distance of the flange protruding from
the working surface of the fixed mold mounting plate after the pressure chamber is
properly installed on the fixed mold mounting plate.
3.14 Injection Plunger Penetration
Injection plunger penetration refers to the maximum distance that the injection plunger
is pushed out during mold opening, that is, the distance between the end of ejection
and the end of the injection plunger to the working surface of the fixed mold mounting
plate.
3.15 Accumulator
Accumulator refers to a container for storing liquid and gaseous pressure media in a
hydraulic pipeline.
NOTE: the pressurized liquid compresses the gas in the container; during operation, the
gas expands and stores energy output, which serves as a supplement to the liquid
power.
3.16 Intensification
Intensification utilizes a difference in piston area or an accumulator with a higher
pressure to make the generated fluid pressure in the injection cylinder higher than the
system pressure.
3.17 Injection Pressure, Displacement-time Curve
Injection pressure, displacement-time curve refers to a curve that reflects the relations
among injection pressure, injection plunger displacement and time, as it is shown in
Figure 1.
3.18 Slow Injection
Slow injection refers to the movement process of the injection plunger from the initial
position to when the liquid metal reaches the fast injection transition point.
3.19 Fast Injection
Fast injection refers to the process, in which, the injection plunger quickly fills the cavity
with liquid metal after the end of the slow injection.
3.20 Slow Injection Speed
Slow injection speed refers to the average speed of the injection plunger during the
slow injection process.
3.21 Fast Injection Speed
6.1.2 The die casting machine shall have manual, semi-automatic and automatic
working modes.
6.1.3 The movement of the moving parts shall be correct, stable and reliable. When
the hydraulic system pressure is 25% of the rated value, there shall be no crawling,
jamming and obvious impact (except for the mold adjustment action).
6.1.4 The hydraulic system and hydraulic components shall comply with the relevant
stipulations of GB/T 3766 and GB/T 7935.
6.1.5 The electrical system shall comply with the relevant stipulations of GB 5226.1-
2008.
6.1.6 The pneumatic system shall comply with the relevant stipulations of GB/T 7932.
6.1.7 The die casting machine shall have designations and plates indicating the
operation, lubrication and safety of the hydraulic and pneumatic systems. The contents
and markings of the designations and plates shall be correct and comply with the
stipulations of relevant standards. The plates shall comply with the stipulations of GB/T
13306. Distinct factory names and trademarks are allowed to be inlaid and cast on the
die casting machine.
6.1.8 The die casting machine shall have a reliable centralized lubrication system, and
detection functions and sound-light alarms.
6.1.9 The injection cylinder of the die casting machine shall have a sensor interface for
process parameter testing.
6.1.10 When the hydraulic system is continuously working, the temperature of the
working fluid shall not exceed 55 °C. When exceeding the above-mentioned
temperature, it shall automatically alarm.
6.1.11 The working fluid medium shall comply with the stipulations of technical
documents. The cleanliness of the hydraulic system of the die casting machine shall
comply with the stipulations of GB/T 31562; the cleanliness code is 22/19.
6.1.12 After assembly, the regulating valve stem of each control mechanism shall be
flexible, reliable and correctly positioned.
6.1.13 Cast parts with pressure-bearing channels shall undergo a pressure test; the
test pressure is 1.5 times the rated pressure and the pressure holding time is 3 min.
There shall be no abnormal phenomena, such as: leakage and damaged parts, etc.
6.1.14 The technical documents provided along with the die casting machine shall at
least include instructions for use, certificate of conformity and packing list. The
instructions for use shall comply with the stipulations of GB/T 9969.
6.1.15 The energy consumption of the die casting machine shall comply with the
6.7.1 Before load running, the die casting machine shall receive an idle running test.
6.7.2 Under normal working conditions, carry out a physical die casting test. During the
test, the various parameters shall comply with the design requirements.
6.7.3 For each injection, the pressure drop of the accumulator shall not exceed 10%
of the working pressure.
6.7.4 During the process of physical die casting, the requirements specified in 6.6 shall
be satisfied.
6.7.5 For a die casting machine with closed-loop control performance, under the state
of stable operation, the die casting speed control error shall be not greater than 5% of
the set value.
6.7.6 For a die casting machine with closed-loop real-time control performance, under
the state of stable operation, the die casting speed control error shall be not greater
than 2% of the set value.
7 Test Methods
7.1 Inspection of Routine Items
7.1.1 During the inspection of parameters and dimensions, the parameters
represented by linear dimensions are generally and directly measured with
corresponding measuring tools and may also be detected with special detection
devices.
7.1.2 The mold clamping force is detected by a special mold clamping force detection
device.
7.1.3 The precision of the die casting machine shall comply with the stipulations of
Chapter 5.
7.1.4 The once dry cycle time is detected with a stopwatch, and its reading shall be the
time interval from the moment when the actuator starts to move to the time that it stops.
7.1.5 The noise shall be determined in accordance with the stipulations of GB/T 25371.
7.2 Determination of Cleanliness
The cleanliness of the hydraulic system shall be determined in accordance with the
stipulations of GB/T 31562.
7.3 Determination of Max Dry Injection Speed
7.3.1 Determination conditions
The determination conditions are as follows:
a) Accumulator pressure: the system working pressure;
b) Oscilloscope: time scale 0.002 s.
7.3.2 Determination
In accordance with the determined pressure, displacement-time curve (see Figure 1),
on a stroke after the rapid starting point and before the end point, respectively minus
10%, calculate the average speed.
7.4 Determination of Closed-loop Control Speed Error
7.4.1 Determination conditions
The determination conditions are as follows:
a) Accumulator pressure: the system working pressure;
b) Oscilloscope: time scale 0.002 s.
7.4.2 Determination
Set a slow speed of 0.3 m/s and a fast speed of 3 m/s. Under the state of stable
operation, the number of samplings shall be no less than 10.
7.5 Determination of Injection Force and Set Pressure Time
7.5.1 Determination conditions
The determination conditions are as follows:
a) Injection speed: 3 m/s ± 0.2 m/s for the horizontal cold-chamber diecasting
machine; 2 m/s ± 0.2 m/s for the vertical cold-chamber diecasting machine;
b) Accumulator pressure: the system working pressure;
c) Oscilloscope: time scale 0.002 s;
d) The oil circuit connecting the sensor cannot be damped.
7.5.2 Determination of injection force
On the determined pressure, displacement-time curve (see Figure 1), read the
intensification pressure stationarity value, then, calculate and determine it through the
inner diameter of the injection cylinder.
7.5.3 Determination of set pressure time
injection performance and cleanliness.
8.2 Type Inspection
8.2.1 Under the following circumstances, the die casting machine shall receive type
inspection:
a) Trial production of new products or trial production and model appraisal of old
products transferred to another factory for production;
b) When the products undergo significant changes in design, process and
materials;
c) During normal production, an inspection shall be carried out at regular
intervals, or periodically after a certain output has been accumulated;
d) When the production has been suspended for more than one year, then,
resumed;
e) When the national quality supervision institution proposes a request for type
inspection.
8.2.2 The number of model machines for the type inspection shall be determined in
accordance with the production batch. If the batch is within 10 sets, 1 set shall be
randomly inspected; if the batch is greater than 10 sets, 2 sets shall be randomly
inspected.
8.2.3 The type inspection shall cover all items in Chapter 6, and all the inspection items
shall be qualified.
9 Marking, Packaging, Transportation and Storage
9.1 The coating and rust prevention of the exposed processing surface of the parts and
spare parts of the die casting machine shall comply with the stipulations of relevant
standards.
9.2 The packaging, marking, transportation and storage of the die casting machine
shall comply with the relevant stipulations of JB/T 8356.1 and GB/T 191.
9.3 The pictorial markings for the packaging, storage and transportation shall comply
with the stipulations of railway, highway, waterway transportation and mechanized
loading.
9.4 In accordance with the requirements of the contract, the product may be simply
packaged or unpackaged.
......
GB/T 21269-2007
Cold chamber die casting machines
ICS 25.120.30
J61
National Standards of People's Republic of China
Cold chamber die casting machine
Posted 2007-12-02
2008-06-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard proposed by China Machinery Industry Federation.
This standard by the National Foundry Machinery Standardization Technical Committee (SAC/TC186) centralized.
This standard was drafted. LK Group in Shenzhen Granville Technology Co., Ltd., Jinan Foundry and Metalforming Machinery Research Institute, Ningbo Dongfang Die Casting Machine
Ltd., Wuxi New Jiasheng Die Casting Machine Manufacturing Co., Ltd.
The main drafters of this standard. Cao, Liu Zhaoming, Yang Xiaojuan, Lu Jun, Zhu Fengnian, Weng Guoping.
This standard was first formulated.
Cold chamber die casting machine
1 Scope
This standard specifies the types of parameters cold chamber die casting machine, geometric accuracy, technical requirements, test methods and inspection rules and signs, packaging,
Storage and transportation.
This standard applies to horizontal and vertical cold chamber die casting machine cold chamber die casting machine (hereinafter referred to as die-casting machine).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 191 Packaging - Pictorial signs (GB/T 191-2000, eqv ISO 780.1997)
GB/T 1801-1999 with the limits and tolerances and mating choices (eqv ISO 1829. 1975)
GB 2893 Safety colors
GB 2894 Safety Signs
GB/T 3766 Hydraulic System General technical conditions (GB/T 3766-2001, eqv ISO 4413.1998)
GB 5083 production equipment with safety and health General
GB 5226.1-2002 Safety of machinery electrical equipment Part 1. General requirements (IEC 60204-1.2000,
IDT)
GB/T 7932 pneumatic systems General technical conditions (GB/T 7932-2003, ISO 4414.1998, IDT)
GB/T 7935 General technical conditions for hydraulic components
GB 9969.1 Instructions General Industrial Products
GB/T 13306 signs
GB 16754 Safety of machinery - Emergency stop design principles (GB 16754-1997, eqv ISO /IEC 13850.1995)
GB/T 17421.1-1998 Test code for machine tools - Part 1. under no-load or finishing conditions Geometric accuracy of machines
(Eqv ISO 230-1.1996)
GB 20906 Safety requirements for die-casting unit
JB/T 5365.1 Determination of cleanliness casting machinery gravimetric method
JB/T 5365.2 Determination of cleanliness casting machinery microscopy
Determination of JB/T 6331.2 casting machinery noise sound pressure level measurement
JB/T 8356.1 Technical Conditions Packaging Machine
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Casting mold thickness-tight fit that mold-casting from the motor mounting plate and the mounting plate between the fixed mold when casting mold securely closed.
3.2
The maximum travel distance of the movable die mounting plate.
......
Standard ID | GB/T 21269-2023 (GB/T21269-2023) | Description (Translated English) | Cold chamber die casting machines | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | J61 | Classification of International Standard | 25.120.30 | Word Count Estimation | 26,252 | Date of Issue | 2023-09-07 | Date of Implementation | 2024-04-01 | Older Standard (superseded by this standard) | GB/T 21269-2018 | Drafting Organization | Shenzhen Lingwei Technology Co., Ltd., Guangdong Hongtu Nantong Die Casting Co., Ltd., Yizumi Co., Ltd., Suzhou Sanji Casting Equipment Co., Ltd., Wuxi Xinjiasheng Die Casting Machine Manufacturing Co., Ltd., Ningbo Lijin Technology Co., Ltd., Shanghai Yida Machinery Co., Ltd., Zhuhai Runxingtai Electric Co., Ltd., Guangdong Minglida Technology Co., Ltd., Shenzhen Beigong Industrial Co., Ltd., Shenzhen Zhongyan Plastic Technology Co., Ltd., Huazhong University of Science and Technology, Shenzhen Jiuyang Mechanical Equipment Co., Ltd., Shenzhen Shenshan Special Cooperation Zone Lijin Technology Co., Ltd., Foshan Xiongxin Die Casting Co., Ltd., Jinan Casting and Forging Institute Inspection and Testing Technology Co., Ltd., Shenzhen Standardization Association | Administrative Organization | National Foundry Machinery Standardization Technical Committee (SAC/TC 186) | Proposing organization | China Machinery Industry Federation | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration | Standard ID | GB/T 21269-2018 (GB/T21269-2018) | Description (Translated English) | Cold chamber die casting machines | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | J61 | Classification of International Standard | 25.120.30 | Word Count Estimation | 18,144 | Date of Issue | 2018-05-14 | Date of Implementation | 2018-12-01 | Older Standard (superseded by this standard) | GB/T 21269-2007 | Drafting Organization | Shenzhen Lingwei Technology Co., Ltd., Guangdong Yizhimi Precision Machinery Co., Ltd., Ningbo Lijin Technology Co., Ltd. | Administrative Organization | National Foundry Machinery Standardization Technical Committee (SAC/TC 186) | Regulation (derived from) | National Standards Announcement No. 6 of 2018 | Proposing organization | China Machinery Industry Federation | Issuing agency(ies) | State Administration of Markets and China National Standardization Administration | Standard ID | GB/T 21269-2007 (GB/T21269-2007) | Description (Translated English) | Cold chamber die casting machines | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | J61 | Classification of International Standard | 25.120.30 | Word Count Estimation | 17,131 | Date of Issue | 2007-12-02 | Date of Implementation | 2008-06-01 | Drafting Organization | LK Group Co., Ltd. Shenzhen Leadwell | Administrative Organization | National Foundry Machinery Standardization Technical Committee | Regulation (derived from) | China National Standard Approval Announcement2007 No.13 (Total No.113) | Proposing organization | China Machinery Industry Federation | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | Summary | This standard specifies the type parameter cold chamber die casting machine, geometric precision, technical requirements, test methods and inspection rules and signs, packaging, storage, transport. This standard applies to horizontal and vertical cold chamber die casting machine cold chamber die casting machine (hereinafter referred to as die-casting machine). |
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