BS EN ISO 669-2016 Resistance welding Resistance welding equipment Mechanical and electrical requirements《电阻焊 电阻焊设备 机械和电要求》.pdf

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1、BSI Standards PublicationBS EN ISO 669:2016Resistance welding Resistance welding equipment Mechanical and electricalrequirementsBS EN ISO 669:2016 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN ISO 669:2016.It supersedes BS 3065:2001 which is withdrawn.The UK p

2、articipation in its preparation was entrusted to TechnicalCommittee WEE/29, Resistance welding.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are responsibl

3、e for its correctapplication. The British Standards Institution 2016.Published by BSI Standards Limited 2016ISBN 978 0 580 76481 3ICS 25.160.30Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Polic

4、y and Strategy Committee on 31 March 2016.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 669 March 2016 ICS 25.160.30 English Version Resistance welding - Resistance welding equipment - Mechanical and electrical requ

5、irements (ISO 669:2016) Soudage par rsistance - Matriel de soudage par rsistance - Exigences mcaniques et lectriques (ISO 669:2016) Widerstandsschweien - Widerstandsschweieinrichtungen - Mechanische und elektrische Anforderungen (ISO 669:2016) This European Standard was approved by CEN on 2 January

6、2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtaine

7、d on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-C

8、ENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, I

9、taly, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: A

10、venue Marnix 17, B-1000 Brussels 2016 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 669:2016 EBS EN ISO 669:2016EN ISO 669:2016 (E) 3 European foreword This document (EN ISO 669:2016) has been prepared by Technical Committee

11、ISO/TC 44 “Welding and allied processes” in collaboration with Technical Committee CEN/TC 121 “Welding and allied processes” the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement,

12、 at the latest by September 2016, and conflicting national standards shall be withdrawn at the latest by September 2016. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identify

13、ing any or all such patent rights. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav

14、 Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsement notice The text of ISO 669:2016 has been

15、 approved by CEN as EN ISO 669:2016 without any modification. BS EN ISO 669:2016ISO 669:2016(E)Foreword v1 Scope . 12 Normative references 13 Terms and definitions . 23.1 Mechanical parts of spot, projection, and seam welding equipment . 23.2 Mechanical parts of upset and flash welding equipment . 8

16、3.3 Static mechanical characteristics . 113.4 Electrical and thermal characteristics . 143.5 Pneumatic and hydraulic characteristics 164 Symbols and abbreviated terms 165 Physical environment and operating conditions .185.1 General 185.2 Ambient air temperature 185.3 Liquid cooling medium . 185.4 Hu

17、midity 185.5 Altitude . 195.6 Transportation and storage 196 Test conditions 196.1 General 196.2 Environmental conditions 196.3 Measuring instruments 197 Rated no load voltage at the output .207.1 General 207.2 a.c. no load voltage (U20) . 207.3 d.c. no load voltage (U2d).208 Maximum short circuit c

18、urrent 208.1 General 208.2 Spot and seam welding equipment 218.3 Projection welding equipment . 218.4 Upset and flash welding equipment 229 Thermal rating .239.1 General 239.2 Thermal test . 2310 Cooling liquid circuit (liquid cooled welding equipment) .2311 Static mechanical characteristics .2411.1

19、 General 2411.2 Spot and projection welding equipment . 2411.2.1 General. 2411.2.2 Eccentricity 2511.2.3 Angular deflection .2611.2.4 Radial deflection .2611.2.5 Axial deflection .2711.2.6 Machine stiffness 2711.2.7 Parallelism of top and bottom platen 2711.2.8 Perpendicularity in platen movement, 4

20、2811.3 Seam welding equipment . 2911.3.1 General. 2911.3.2 Eccentricity 2911.3.3 Angular deflection .3011.4 Upset welding equipment 30 ISO 2016 All rights reserved iiiContents PageBS EN ISO 669:2016ISO 669:2016(E)11.4.1 General. 3011.4.2 Angular deflection .3112 Rating plate .3112.1 General 3112.2 D

21、escription 3212.3 Tolerances 3413 Instruction manual .34Annex A (informative) Examples of rating plates .36Bibliography .38iv ISO 2016 All rights reservedBS EN ISO 669:2016ISO 669:2016(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards

22、bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizat

23、ions, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its furth

24、er maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directive

25、s).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Intr

26、oduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to c

27、onformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee responsible for this document is ISO/TC 44, Welding and allied processes, Subcommittee SC 6, Resis

28、tance welding and allied mechanical joining.This third edition cancels and replaces the second edition (ISO 669:2000), which has been technically revised. ISO 2016 All rights reserved vBS EN ISO 669:2016BS EN ISO 669:2016Resistance welding Resistance welding equipment Mechanical and electrical requi

29、rements1 ScopeThis International Standard defines and specifies certain identified electrical and mechanical characteristics of equipment used for resistance spot welding, projection welding, resistance seam welding, upset welding1), and flash welding2).This International Standard specifies the info

30、rmation to be given in equipment specifications and the test methods to be used for measuring those characteristics.Not all requirements apply to all types of equipment.The following types of power sources are included: single phase with alternating welding current; single phase with rectified weldi

31、ng current by rectification of the output of the welding transformer; single phase with inverter welding transformer; three phase with rectified welding current by rectification of the output of the welding transformer; three phase with a current rectification in the input of the welding transformer

32、 (sometimes called frequency convertor); three phase with inverter welding transformers.This International Standard does not apply to welding transformers that are separate from the equipment.NOTE Safety requirements for resistance welding equipment are covered by IEC 621351.2 Normative referencesTh

33、e following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 5826:2

34、014, Resistance welding equipment Transformers General specifications applicable to all transformersISO 17657-2, Resistance welding Welding current measurement for resistance welding Part 2: Welding current meter with current sensing coil1) Often referred to by the non-preferred term, butt welding.2

35、) Often referred to by the non-preferred term, flash butt welding.INTERNATIONAL STANDARD ISO 669:2016(E) ISO 2016 All rights reserved 1BS EN ISO 669:2016ISO 669:2016(E)ISO 17657-5, Resistance welding Welding current measurement for resistance welding Part 5: Verification of welding current measuring

36、 systemISO 17677-1, Resistance welding Vocabulary Part 1: Spot, projection and seam weldingIEC 62135-1, Resistance welding equipment Part 1: Safety requirements for design, manufacture and installation3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO 17

37、677-1 and the following apply.3.1 Mechanical parts of spot, projection, and seam welding equipment3.1.1armdevice for transmitting the electrode force (3.1.16) which can also conduct the welding current or support a separate conductorNote 1 to entry: See Figure 1 and Figure 3.3.1.2welding headdevice

38、comprising the force generation and guiding system carrying an electrode holder (3.1.3), platen (3.1.5), or seam welding head (3.1.6) mounted to the upper arm or directly to the machine bodyNote 1 to entry: See Figure 1.3.1.3electrode holderdevice holding a spot welding electrode (3.1.4) or an elect

39、rode adaptorSOURCE: ISO 8430-1, ISO 8430-2, and ISO 8430-3Note 1 to entry: See Figure 1.2 ISO 2016 All rights reservedBS EN ISO 669:2016ISO 669:2016(E)12378749314a) Spot welding equipment b) Projection welding equipment42111101010110112c) Longitudinal seam welding equipment d) Transverse seam weldin

40、g equipment72874615e) Rocker arm welding equipment ISO 2016 All rights reserved 3BS EN ISO 669:2016ISO 669:2016(E)f) Welding gun without transformer g) Manual gun with integrated transformerh) Robot mount C-gunKey1 force generation system 5 frame 9 platen2 moveable arm 6 transformer 10 seam welding

41、head3 welding head 7 electrode holder 11 electrode wheel4 stationary arm 8 spot welding electrode 12 electrode adapterFigure 1 Elements of spot, projection, and seam welding equipment1234132Key1 clamping device2 clamping die3 current-carrying clamping die4 ISO 2016 All rights reservedBS EN ISO 669:2

42、016ISO 669:2016(E)4 slide drive5 slide6 welding transformerFigure 2 Elements of upset welding equipmenta) Arm length fixed b) Arm length adjustableFigure 3 Arms (lower arms)3.1.4spot welding electrodeelectrode designed for spot weldingSOURCE: ISO 5184 and ISO 5821Note 1 to entry: See Figure 1.3.1.5p

43、latendevice normally having tee slots and carrying projection welding electrodes or welding toolsSOURCE: ISO 865Note 1 to entry: See Figure 1.3.1.6seam welding headdevice comprising an electrode wheel bearing (3.1.7) and mounted on the upper and lower arm for longitudinal and/or transversal seam wel

44、dingNote 1 to entry: See Figure 1.3.1.7electrode wheel bearingdevice guiding the electrode wheel (3.1.8) for force transfer and mostly for current transfer3.1.8electrode wheelelectrode as a rotating discNote 1 to entry: See Figure 1.Note 2 to entry: This device can be driven by a motor or moved by t

45、he workpiece (idler wheels). The driver can be direct to the electrode shaft or to its circumference (knurl drive) (see Figure 6).3.1.9electrode wheel profileform of the electrode wheel (3.1.8) being single- or double-sided bevelled or radiused depending on the welding conditions and accessNote 1 to

46、 entry: See Figure 5. ISO 2016 All rights reserved 5BS EN ISO 669:2016ISO 669:2016(E)3.1.10electrode wheel speedrotational speed, n, of the electrode wheel (3.1.8)Note 1 to entry: See Figure 4.3.1.11electrode wheel speedlinear tangential speed, v, of the electrode wheel (3.1.8) at the circumferenceN

47、ote 1 to entry: See Figure 4.3.1.12throat gapeusable distance between the arms (3.1.1) or the outer current conducting parts of the welding circuitNote 1 to entry: See Figure 6.3.1.13platen distanceeclamping distance between the platens (3.1.5)Note 1 to entry: See Figure 6.Note 2 to entry: See also

48、die distance (3.2.11).3.1.14throat depthlusable distance from the centre of the platens (3.1.5) or the axes of the electrodes or, in the case of oblique electrodes, the point of intersection of the electrode axes in the working position or the contact line of electrode wheels (3.1.8) and that part o

49、f the equipment body located closest to itNote 1 to entry: See Figure 6.Note 2 to entry: This definition does not consider any offset of the electrode tips.1211212a) Direct drive b) Knurl drive c) Idler wheels6 ISO 2016 All rights reservedBS EN ISO 669:2016ISO 669:2016(E)Key1 electrode wheel2 workpieces to be weldedFigure 4 Drive types of electrode wheelsa) Bevelled b) RadiusedFigure 5 Electrode wheel profilesel l ea) Spot welding equipment b) Projection welding equipmentlc)