QCT29101-92标准（英文版）

Automotive Industry Standard of Peoples Republic of ChinaQC/T 29101-92Automotive Operating Control Cable Assembly1. Subject Contents and Application ScopeThis standard defines the technical requirements, test methods, inspection regulations, marking, packaging, transportation and storage for automotive operating control cable assembly (hereafter referred as control cable assembly).This standard applies to all kinds of automotive operating single control cable assemblies.2. Normative ReferenceGB 61 NutGB 196 General ThreadBasic DimensionsGB 197 General ThreadTolerance and FitGB 491 Calcium-Based Lubricating GreaseGB 699 Technical Conditions of Quality Carbon Structural SteelGB 2828 Sampling Procedure and Table for Lot-by-Lot Checking CountingGB 3206 Quality Carbon Structural Steel WireGB 6388 Transportation Packaging Receive & Dispatch SymbolsGB 6543 Corrugated Paper CartonGB 89018902 Aeronautic Steel Wire RopeZB T35 001 General Technical Conditions of Automotive Electronic EquipmentZB/T T04 005 Part Numbering Regulations for Automotive ProductJB 2864 Automotive Plating and Chemical Treatment Coating3. Product Type and Number3.1 Refer to Figure 1, Figure 2, Figure 3, and Figure 4 for the product types.Figure 1Figure 2Approved on Nov. 11, 1992 by China Automobile Industrial General Corp.Implemented on Jan. 01, 199313-QC/T29101-92Figure 3Figure 41Connector 2Coil Connector 3Coil 4Dust Proof Cover 5Protective Pipe Connector6Protective Pipe 7External Protective Pipe 8Adjustment Nut 9Adjustment Solenoid3.2 Product NumberingThe product numbering should meet with the provisions in A2, Annex A, ZB/T T04 005.4. Technical Requirements4.1 The control cable assembly should meet with the provisions of this standard and should be manufactured in accordance with the drawings and technical documents approved through specified procedure.4.2 The control cable should function normally under -4075C ambient temperature.4.3 The length of control cable assembly should refer to Figure 5 and the limit deviations should refer to Table 1.Figure 5Table 1mmL, L1a+b100100DimensionLimit DeviationLimit Deviation50021.502.00500100032.002.501000200042.503.0020003000530000.002L(L1)3.003.504.4 Refer to Table 2 for the major part names, classifications and materials. The material should meet with the provisions of Table 2; Its not allowed to manufacture with other materials with the performances that lower than the ones specified in Table 2.Table 2NoMajor Part NameClassificationMaterialNoteConnector-Carbon steel plate or belt-2Coil ConnectorType AGB 699 steel or other alloy materialsRefer to Figure 6Type BRefer to Figure 7Type CRefer to Figure 8Type DRefer to Figure 93CoilSteel ropeGB 89018902With or without cover layerSteel wireGB 32064Dust proof cover-Oil resistant rubber-5Protective pipe connectorType E-Refer to Figure 10Type FRefer to Figure 116Protective pipeSteel wire protective pipeGB 699Protective layer, synthetic resinWith or without protective layer. Refer to Figure 12Resin pipeSynthetic resinRefer to figure 137External protective pipe-Synthetic resin and rubber resin-8Adjustment nut-GB 61-9Adjustment Solenoid-Carbon steel-4.5 Appearance Quality4.5.1 All metal parts should be free of the defects that detrimental to the operation performance such as crack, damage, rust, deformation, flash, and burr.4.5.2 All non-metal parts should have uniform gloss and be smooth and should be free of defects such as blister, crack and shortage.4.5.3 The plating and chemical treatment layer of metal parts should meet with provisions of JB 2864.4.5.4 The coil should be applied with lubricating grease and the performance of lubricating grease should meet with the provisions of GB 491 or should be agreed with by the buyer and seller.4.6 The basic dimensions of metal part thread should meet with the provisions of GB 196; The precision of external thread should meet with the 6g or 6h tolerance defined in GB 197. The precision of internal thread should meet with the 6H tolerance defined in GB 197.4.7 The load efficiency of control cable assembly (without dust proof cover) r should not be lower than 65% and the specimen load efficiency f should not be lower than 70%.4.8 The stroke efficiency of control cable assembly x should not be lower than 70% and the specimen stroke efficiency should not be lower than 70%.4.9 The connecting pull-off force between coil and coil connector4.9.1 Refer to Figure 6 for the type A connector, of which the pull-off force should meet with provisions in Table 3.Figure 61 Coil connector 2Steel ropeTable 3Steel Rope Diameter (mm)Pull-off Force (N)D (mm)h (mm)DimensionLimit Deviation1.0050040.158, 10, 12, 14, 161.206005(1.40)70051.507505(1.80)85062.009006(2.15)100072.5012007Note: (1) The pull-off force in Table 3 applies to welded parts, castings and riveted parts;(2) Its not recommended to used for heavy load;(3) The steel rope diameter in parentheses should not be used in design of new product.4.9.2 Refer to Figure 7 for type B connector, refer to Figure for type C connector, and refer to Figure 9 for type D connector. Please refer to the provisions in Table 4 for the pull-off force.Figure 7 Type BFigure 8 Type CFigure 9 Type DTable 4Steel Rope Diameter (mm)Pull-off Force (N)D (mm)1.00500351.20700(1.40)900461.501050(1.80)1250472.002000(2.15)21002.502500573.003500610(3.05)3.6055007104.0072004.2085008104.50100005.00Note: (1) Its recommended to rivet with type B and type D under heavy load conditions;(2) The steel rope diameter in parentheses should not be used in design of new product.4.9.3 Connecting pull-off force between steel wire and coil connectorThe connecting pull-off force between steel wire and coil connector should meet with the provisions in Table 5.Table 5Steel wire diameter (mm)Pull-off force (N)1.403001.503501.604001.805002.006002.508003.001000Note: This control cable assembly only applies to the small load non-continuous working conditions, such as valve control and relief valve control.4.10 Connecting pull-off force between protective pipe and protective pipe connector4.10.1 Refer to Figure 10 for the type E protective pipe connector, of which the pull-off force should meet with the provisions in Table 6. Figure 10 Type E1 Protective pipe connector2 Protective pipeTable 6Protective pipe d (mm)56789101112Pull-off force N80901001101201301401504.10.2 Refer to Figure 11 for type F protective pipe connector, of which the pull-off force should meet with the provisions of Table 7.Figure 11 Type F1 Protective pipe connector2 Protective pipeTable 7Protective pipe d (mm)5678910111213141516Pull-off force N1201401601802002202402602803003203404.11 When the test load is at 25% of minimum connector pull-off force, the mean lifetime of control cable assembly (MTTF) should meet with the provisions in Table 8.Table 8Coil TypeProduct TypeMTTF CycleSteel ropeClutch, accelerator control106Others105Steel wireOthers4.12 Flexibility of Protective PipeWind the protective pipe of control cable assembly for 180 around the mandrel with the diameter is 10 times of the outer diameter of the protective pipe. The bended area of the protective pipe should not damage. Refer to Figure 12 and Figure 13 for the types of protective pipes.Figure 12 Steel Wire Protective Pipe1 Steel wire protective pipe2 Protective layerFigure 13 Resin Pipe4.13 The control cable assembly should be pulled freely when bended to 360 under minimum curvature radius specified in Table 9.4.14Table 9Protective pipe external diameter (mm)Minimum working curvature radius (mm)500120012002500K (N/mm)82535Expansion PipeCoilErgometerFigure 145.7 Coil connector pull-off force test and protective pipe connector pull-off force testInstall both ends of the coil connector of the connecting rope assembly or the protective pipe connector onto the proper tension tester respectively and tensile at the speed no more than 50mm/min. for the pull-off force test of protective pipe connector, its allowed to carry out two individual tests for the both ends of protective connector. The test result should meet with the provisions in Table 4, Table 5, Table 6 and Table 7.5.8 The mean lifetime (MTTF) test should be carried out on the device in Figure 14 (or agreed upon by the seller and buyer). The reciprocated speed should be 302 cycles/min and the test travel should not be less than working travel. The control cable assembly MTTF should meet with the provisions in Table 8.5.9 The flexibility test of protective pipe should be carried out in accordance with Figure 15.Control Cable AssemblyMandrelFigure 155.10 The minimum working curvature radius of the control cable assembly should be inspected by winding to such manner as shown in Figure 16 and should meet with the provisions in clause 4.13. Curvature RadiusFigure 165.11 The heat/cold resistance test should be carried out in accordance with the provisions in clause 4.2 and 4.4, ZB T35 001.6. Inspection RegulationsThe inspection is comprised of model inspection and factory leave inspection.6.1 Model Inspection6.1.1 The model inspection is required for whichever following conditions:a. Before the official production of new product;b. In case of major changes in design, material and technique;c. The production is resumed after stopped for more than half year;d. At least once for every two years of normal production;e. When the national supervision authority requests the requirement of model test.6.1.2 The model test items should be all items of this standard.6.1.3 The specimen of model inspection should be randomly sampled from the products that passed the factory leave inspection. The specimen size should be 4 pcs, of which 1 piece is individually for mean lifetime test as the 3 pieces are for inspection of other performances. Please refer to Table 12 for inspection order.Table 12Inspection Order No.Inspection Item NameSpecimen No.1Appearance quality of metal parts142Appearance quality of non-metal parts143With/without lubricating grease144Minimum working curvature radius145Thread of metal parts146Load efficiency, travel efficiency2 and 37Length limit deviation148Protective pipe flexibility149Heat/cold resistance410Connecting pull-off force between coil and coil connector2 and 311Connecting pull-off force between protective pipe and protective pipe connector2 and 312Plating and chemical treatment layer1413Lifetime16.1.4 In case of any item failure of model inspection, its allowed to re-inspect the failed item on doubled size of specimen, of which the mean lifetime is not allowed for re-inspection. The model inspection will be deemed as failure in case of failure of re-inspection.6.2 Factory Leave Inspection6.2.1 The control cable assembly should leave the factory only passed the inspection by manufacturer quality inspection department and attached with conformance certificate or stamped with conformance seal.6.2.2 The full inspection items of factory leave inspection include clause 4.3, 4.5.1, 4.5.2, 4.5.4 and 4.13.6.2.3 The sampling inspection items of factory leave inspection include clause 4.6, 4.7, 4.8, 4.3, 4.12, 4.9 and 4.10; (The checking lot of sampling inspection items is the 5011200 piece range of each product; any insufficient quantity should be treated as one lot) The inspection should be carried out in accordance with GB 2828. The sampling scheme should be agreed upon by the seller and buyer.7. Marking, Packaging, Transportation and Storage7.1 Marking7.1.1 The control cable assembly should bear following clear and durable markings at obvious locations:a. Manufacture name or registered trademark;b. Product number;c. Manufacture date.7.1.2 The inner packaging should bear following clear and durable markings:a. Manufacturer full name and address;b. Product name and number;c. Product standard number.7.1.3 The markings on the outer packaging should meet with the provisions of GB 6388.7.2 Packaging7.2.1 The inner packaging adopts plastic bag and the outer packaging adopts carton or wooden box; The carton should meet with the provisions of class II cartons in GB 6543. The requirements and solidification of wooden box should me