ICS 71.120; 83.200 HG G 95 Filing No.: 49645- 2015 Chemical Industry Standard of the People's Republic of China HG/T3686—2015 Replace HG/T 3686-2000 Radial ply tyre second stage building machine 轿车子午线轮胎第二段成型机 (Eng/ishTrans/ation) Issuedate:2015-5-11 Implementation date:2015-10-1 Issued by Ministry of Industry and Information Technology of the People's Republic of China HG/T 3686—-2015 Forward SAc/Tc 71 is in charge of this English translation. In case of any doubt about the contents of English translation, the Chinese original shall be considered authoritative. This standard is drafted in accordance with the rules given in the GB/T 1.1-2009 technical deviations have made with respect to the HG/T 3686-2000 : Modified the standard title; Modified the scope of applications of the standard (see 1 of this standard, and 1 of the version 2000); Added terms and definitions (see 3 of this standard); Added models and basic parameters (see 4.1 &4.2 of this standard); Added basic requirements (see 5.1 of this standard); Added functional requirements (see 5.2 of this standard); Modified the guidelines and requirements of accuracy in Figure 1 (see 5.3 of this standard,and 4.2 of the version 2000); Modified the description of the radial run-out of the belt shaft (see 5.3.2 of this standard, and 4.2.2 of the version 2000); Modified the radial run-out and face run-out of the left and right building drum (see 5.3.3 &5.3.4 of this standard, and 4.2.4 &4.2.5 of the version 2000); Added the shaft-end radial run-out after the belt drum is installed on the main shaft (see 5.3.5 of this standard); Added the verticality between the belt transfer ring and the main shaft of the building drum (see 5.3.8 of this standard); Added the center offset between the back stitcher and the left or right building drum (see 5.3.12 of this standard); Added the positioning accuracy of the rotation angle of the belt drum (see 5.3.13 of this standard); Added the centering accuracy of the servicer' s centering baffle and the center line of belt drum(see 5.3.15 of this standard); Modified the requirements of the mechanical system and pneumatic system (see 5.1.1 & 5.1.2 of this standard,and 4.3,4.5 & 4.8 of the version 2000); Added the requirements for the electrical system (see 5.1.3 of this standard); Added the requirements for the safeguards (see 5.4.1 of this standard); Added the requirements for the protecting the continuity of the connection circuit test, insulation resistance test, and withstand voltage test (see 5.4.3. 5.4.4 &5.4.5 of this standard) ; Added the requirements for degrees of protectionprovided by enclosure (see 5.4.6 of I HG/T 3686—2015 this standard) ; Modified the test method (see 6 of this standard, and 6 of the version 2000); Modified the marking (see 8.1 of this standard, and 8.2 of the version 2000); Modified the instruction manual,packaging, transport and storage (see 8.2, 8.3&8.4 of this standard, and 8.3,8.4,8.5.8.6 &8.7of the version 2000) This standard was proposed by the China Petroleum and Chemical Industry Federation. This standard was prepared by SAC/TC71/SC1 the Technical Subcommittee on Rubber Machinery of Technical Committee 71 on Rubber &Plastics Machinery of Standardization Administration of China. This standard was first issued in June 2000 as first edition, was first revised this time I HG/T 3686—2015 Radial ply tyre second stage building machine Scope 1 This standard specifies the terms and definitions, models and basic parameters, requirements, test, inspection rules,marking, packaging, transport and storage of the radial ply tyre second stage building machine (hereinafter referred to as the Second Stage Building Machine) This standard is applicable to the Second Stage Building Machine of the radial passenger car tyre produced with the two stage building method, also the Second Stage Building Machine of 2 Normative references The following referenced documents are indispensable for the application of this document. For dated re