This Standard specifies the code, technical requirements, inspection and test methods, inspection rules, marking, rustproof packaging, transport and storage of U-joint cross assembly of the automobile driving shaft (hereinafter referred to as assembly).
This Standard is applicable to the universal joint cross assembly of driving shafts for small or medium trucks, passenger cars and limousines. For heavy trucks, engineering machinery and the universal joint cross assembly of the automobile steering knuckle, this Standard can also be referred to.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated references, subsequent amendments to (excluding any amendments), or revisions of, are not applicable to this standard; however, however, parties who come to an agreement according to this Standard are encouraged to research if the latest editions of these references are applicable to this Standard. For any undated references, the latest edition of the document referred to applies.
GB/T 230.1-2004 Metallic Rockwell Hardness Test Part 1: Test Methods (A, B, C, D, E, F, G, H, K, N, T Scale) (ISO 6508-1: 1999; MOD)
JB/T 8921-1999 Inspection Rules for Rolling Bearings and Its Commodity Parts
Qc/T 262-1999 Metallographic Inspection for Automobile Carburized Gear
Qc/T 523-1999 Bench Test Methods for Automobile Transmission Shaft Assembly
Contents Foreword I 1 Scope 2 Normative References 3 Terms, Definitions and Symbols (See Figure 1 and Figure 2) 3.1 Terms and Definitions 3.2 Symbols 4 Assembly Code 4.1 Coding Method 4.2 Code example 4.3 Mark example 5 Technical Requirements 5.1 Assembly 5.2 Cross 5.3 Universal Joint Needle Bearing 5.4 Other Parts of the Assembly 6 Inspection and Test Methods 6.1 Assembly 6.2 Cross 6.3 Universal Joint Needle Bearing 7 Inspection Rules 7.1 Inspection Classification 7.2 Delivery Inspection 8 Mark, Rust Proof, Packing, Transport and Storage 8.1 Mark 8.2 Rustproof and Packaging 8.3 Transport and Storage Appendix A (Normative) Inspection Method for Cross Location Degree
1 Scope
This Standard specifies the code, technical requirements, inspection and test methods, inspection rules, marking, rustproof packaging, transport and storage of U-joint cross assembly of the automobile driving shaft (hereinafter referred to as assembly).
This Standard is applicable to the universal joint cross assembly of driving shafts for small or medium trucks, passenger cars and limousines. For heavy trucks, engineering machinery and the universal joint cross assembly of the automobile steering knuckle, this Standard can also be referred to.
2 Normative References
The following documents contain provisions which, through reference in this text, constitute provisions of this Standard. For dated references, subsequent amendments to (excluding any amendments), or revisions of, are not applicable to this standard; however, however, parties who come to an agreement according to this Standard are encouraged to research if the latest editions of these references are applicable to this Standard. For any undated references, the latest edition of the document referred to applies.
GB/T 230.1-2004 Metallic Rockwell Hardness Test Part 1: Test Methods (A, B, C, D, E, F, G, H, K, N, T Scale) (ISO 6508-1: 1999; MOD)
GB/T 1958-2004 Geometrical Product Specification (GPS) Geometrical Tolerance Testing Requirements
GB/T 3077-1999 Alloy Structure Steels (Neq DIN EN 10083-1: 1991)
GB/T 4199-2003 Rolling Bearings - Tolerance Definition (ISO 1132-1:2000, Rolling Bearings - Tolerance-Part 1: Terms and Definitions, MOD)
GB/T 4340.1-1999 Metallic Materials-Vickers Hardness Test Part 1: Test Methods (Eqv ISO 6507-1:1997)
GB/T 5671-1995 General Purpose Lithium Base Grease for Automobile (Eqv ASTM K2220:1993)
GB/T 6930-2002 Rolling Bearings - Vocabulary (ISO 5593:1997, IDT)
GB/T 8597- 2003 Rolling Bearings - Rustproof Packaging
GB/T 9450-2005 Measurement and Verification of Carburizing Quenching Effective Hardening Depth of Steels
JB/T 1255-2001 Specification for Heat-treatment of Rolling Bearing Parts Made from High Carbon Chromium Steel
JB/T 3232-2006 Rolling Bearings U-joint Needle Bearings
JB/T 6639-2004 Rolling Bearing Parts-Skeleton Acrylonitrile-buta-diene Copolymers Seal Ring-Technical Specification
JB/T 6641-2007 Rolling Bearings Residual Magnetism and Its Assessment Method
JB/T 7051-2006 Rolling Bearing Parts-Methods for the Measurement and Assessment of Surface Roughness
JB/T 7940.1-1995 Straight Hydraulic Grease Nipples
JB/T 7940.2-1995 Angle Hydraulic Grease Nipples
JB/T 7940.7-1995 Grease Cup-Technical Specification
JB/T 8921-1999 Inspection Rules for Rolling Bearings and Its Commodity Parts
Qc/T 262-1999 Metallographic Inspection for Automobile Carburized Gear
Qc/T 523-1999 Bench Test Methods for Automobile Transmission Shaft Assembly
Contents of JB/T 8925-2008
Contents
Foreword I
1 Scope
2 Normative References
3 Terms, Definitions and Symbols (See Figure 1 and Figure 2)
3.1 Terms and Definitions
3.2 Symbols
4 Assembly Code
4.1 Coding Method
4.2 Code example
4.3 Mark example
5 Technical Requirements
5.1 Assembly
5.2 Cross
5.3 Universal Joint Needle Bearing
5.4 Other Parts of the Assembly
6 Inspection and Test Methods
6.1 Assembly
6.2 Cross
6.3 Universal Joint Needle Bearing
7 Inspection Rules
7.1 Inspection Classification
7.2 Delivery Inspection
8 Mark, Rust Proof, Packing, Transport and Storage
8.1 Mark
8.2 Rustproof and Packaging
8.3 Transport and Storage
Appendix A (Normative) Inspection Method for Cross Location Degree
