GB/T 8366-2021 English PDFUS$794.00 · In stock
Delivery: <= 7 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 8366-2021: Resistance welding - Resistance welding equipment - Mechanical and electrical requirements Status: Valid GB/T 8366: Historical versions
Basic dataStandard ID: GB/T 8366-2021 (GB/T8366-2021)Description (Translated English): Resistance welding - Resistance welding equipment - Mechanical and electrical requirements Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J64 Word Count Estimation: 42,455 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 8366-2021: Resistance welding - Resistance welding equipment - Mechanical and electrical requirements---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Resistance welding-Resistance welding equipment-Mechanical and electrical requirements ICS 25.160.30 CCSJ64 National Standards of People's Republic of China Replace GB/T 8366-2004 Mechanical and electrical requirements for resistance welding equipment (ISO 669.2016, IDT) Released on 2021-05-21 2021-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee Table of contentsForeword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 3.1 Mechanical structure of spot welding, projection welding and seam welding equipment 2 3.2 Mechanical structure of butt welding and flash welding equipment 8 3.3 Static mechanical properties 10 3.4 Electrical and thermal properties 13 3.5 Pneumatic and hydraulic performance 15 4 Symbol 15 5 Working environment and conditions of use 17 5.1 General 17 5.2 Ambient temperature 18 5.3 Liquid cooling medium 18 5.4 Humidity 18 5.5 Altitude 18 5.6 Transport and storage 18 6 Test conditions 18 6.1 General 18 6.2 Environmental conditions 18 6.3 Measuring instruments 18 7 Rated no-load voltage at the output 19 7.1 General 19 7.2 AC no-load voltage (U20) 19 7.3 DC no-load voltage (U2d) 19 8 Maximum short-circuit current 19 8.1 General 19 8.2 Spot welding and seam welding equipment 20 8.3 Projection welding equipment 20 8.4 Butt welding and flash welding equipment 20 9 Thermal rating 21 9.1 General 21 9.2 Temperature rise test 21 10 Cooling liquid circuit (liquid cooling welding equipment) 21 11 Static mechanical properties 22 11.1 General 22 11.2 Spot welding and projection welding equipment 22 11.3 Seam welding equipment 26 11.4 Butt welding equipment 27 12 Nameplate 28 12.1 General 28 12.2 Description 28 12.3 Tolerance 30 13 Operating Instructions 30 Appendix A (informative) Example of nameplate 32 Reference 35 Figure 1 Spot welding, projection welding and seam welding equipment composition 2 Figure 2 Butt welding equipment composition 4 Figure 3 Electrode arm (lower electrode arm) 4 Figure 4 Types of electrode wheel drive 6 Figure 5 Electrode wheel profile 6 Figure 6 Main dimensions 7 Figure 7 Types of clamps (description in the upsetting direction) 8 Figure 8 Butt welding and flash welding equipment size 10 Figure 9 Contact error of spot welding seam welding equipment 11 Figure 10 Contact error of projection welding equipment (when force F is applied to the electrode platform) 12 Figure 11 Contact error of butt welding equipment 12 Figure 12 Verticality of movement of the upper electrode platform (projection welding) 13 Figure 13 Shorting bar 21 of butt welding equipment Figure 14 Measuring accessories for spot welding equipment 23 Figure 15 Measurement accessories for projection welding equipment 23 Figure 16 Measurement of eccentricity and deflection angle 24 Figure 17 The measurement method of the parallelism of the upper and lower electrode platforms 25 Figure 18 Measuring point position of the electrode platform 25 Figure 19 Measurement of verticality of movement of the upper electrode platform δ4 26 Figure 20 Electrode wheel measurement arrangement 27 Figure 21 Measuring arrangement of butt welding equipment 27 Figure 22 Principles of nameplate composition 30 Figure A.1 Seam welding equipment 32 Figure A.2 Spot welding equipment (if not agreed to indicate the deflection angle α and eccentricity g) 33 Figure A.3 Projection welding equipment (if not agreed to indicate deflection angle α and eccentricity g) 33 Figure A.4 Butt welding equipment 34 Table 1 Symbols and their names 15ForewordThis document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. This document replaces GB/T 8366-2004 "Mechanical and Electrical Requirements for Soldering Resistance Welding Machines". Compared with GB/T 8366-2004, In addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Incorporate the contents of Chapter 5 of GB/T 8366-2004 into the scope of application of the standard, which is suitable for resistance spot welding, projection welding, seam welding, butt welding and Flash welding (see Chapter 1, Chapter 5 of the.2004 edition); --- Deleted some normative references (see Chapter 2, Chapter 2 of the.2004 edition); --- Modify "static mechanical properties", "electrical properties" and "thermal properties" to "static mechanical properties" and "electrical and thermal properties", adding "Pneumatic and hydraulic performance", deleted "dynamic mechanical characteristics" (see Chapter 3, Chapter 3 of the.2004 edition); --- Deleted the terms and definitions such as "electrode cap" and "upsetting stroke" (see Chapter 3 of the.2004 edition), and added "radial offset" and "50% negative Terms and definitions such as "input power at duty cycle" (see Chapter 3); --- Deleted 17 symbols such as emin (see Chapter 4 of the.2004 edition), and added 11 symbols such as axial offset h (see Chapter 4); ---Deleted the lifting or loading and unloading requirements in the working environment and use conditions (see 6.6 in the.2004 edition), and added the cooling liquid medium Requirements (see 5.3); --- Deleted the chapter on resistance welding transformers (see Chapter 8 of the.2004 edition); ---The measurement method of DC no-load voltage has been added (see 7.3); ---The measurement method of the maximum short-circuit current has been added (see Chapter 8); --- Incorporate the temperature rise test and the temperature rise test conditions into the thermal rating chapter, and add the requirements for testing in accordance with IEC 62135-1 (see Chapter 9, Chapter 12 of the.2004 edition); --- The normative Appendix A has been deleted (see Appendix A of the.2004 edition). The translation method used in this document is equivalent to ISO 669.2016 "Mechanical and Electrical Requirements for Resistance Welding Equipment for Resistance Welding". The Chinese documents that have consistent correspondence with the normatively cited international documents in this document are as follows. ---GB/T 32514.2-2016, Resistance welding welding current measurement Part 2.Welding current measurement with current induction coil Measuring instrument (ISO 17657-2.2005, IDT); ---GB/T 32514.5-2016, Measurement of resistance welding welding current Part 5.Confirmation of welding current measurement system (ISO 17657-5.2005, IDT). Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by the China Electrical Equipment Industry Association. This document is under the jurisdiction of the National Electric Welding Machine Standardization Technical Committee (SAC/TC70). Drafting organizations of this document. Tianjin Seven High-tech Co., Ltd., Chengdu Sanfang Electric Co., Ltd., Chongqing University of Science and Technology, Shenzhen Hongboke Technology Industrial Co., Ltd., Dongguan Pengyuwei Technology Co., Ltd., Shenzhen Ruiling Industrial Co., Ltd., Nanchang Hangkong University, Yongkang Jia Effective Welding Automation Equipment Co., Ltd., Chengdu Xinwei Welding Technology Co., Ltd., Hangzhou Kaierda Welding Machine Co., Ltd., Shenzhen Megmey Special Welding Technology Co., Ltd., Shanghai Zhengte Welding Equipment Manufacturing Co., Ltd. The main drafters of this document. Zhang Yimin, Zhang Zheng, Yin Limeng, Han Peiwen, Jin Jianguo, Wang Wei, Chen Yuhua, Cheng Haojian, Peng Tairan, Hou Runshi, He Zhijun, Chen Jianwu, Wang Gang. The previous versions of this document and the documents replaced are as follows. ---First published as GB 8366-1987 in 1987, first revised as GB/T 8366-1996 in.1996, second time in.2004 Revision; ---This is the third revision. Mechanical and electrical requirements for resistance welding equipment1 ScopeThis document defines and specifies the specific electrical and mechanical properties of the following resistance welding equipment. ---Resistance spot welding; ---Projection welding; --- Resistance seam welding; ---Butt welding 1); and ---Flash welding 2). This document specifies the technical parameters of the equipment and the methods for measuring these properties. Not all requirements apply to all types of equipment. Resistance welding equipment includes the following types. ---Single-phase AC resistance welding machine; ---Single-phase secondary rectification resistance welding machine; ---Single-phase inverter resistance welding machine; ---Three-phase secondary rectification resistance welding machine; ---Three-phase primary pole rectification resistance welding machine (sometimes called inverter); ---Three-phase inverter resistance welding machine. This document does not apply to solder mask transformers that are separate from the equipment. Note. IEC 62135-1 specifies the safety requirements for resistance welding equipment. 1) Usually refers to the non-preferred term, buttwelding. 2) Usually refers to the non-preferred term, flashbuttwelding.2 Normative referencesThe contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 25301-2021 Resistance welding equipment transformer is applicable to general technical conditions of all transformers (ISO 5826.2014, IDT) ISO 17657-2 Resistance welding welding current measurement Part 2.Welding current measuring instrument with current sensing coil (Resistancewelding-Weldingcurrentmeasurementforresistancewelding-Part 2.Weldingcurrent meterwithcurrentsensingcoil) ISO 17657-5 Resistance welding welding current measurement Part 5.Confirmation of welding current measurement system (Resistanceweld- ing-Weldingcurrentmeasurementforresistancewelding-Part 5.Verificationofweldingcurrent measuringsystem) ISO 17677-1 Resistance Welding Vocabulary Part 1.Spot Welding, Projection Welding and Seam Welding (Resistancewelding-Vocabulary- ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 8366-2021_English be delivered?Answer: Upon your order, we will start to translate GB/T 8366-2021_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 8366-2021?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 8366-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
